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Rankings Updated : January, 2026

Top Fintech Software Development Companies in California

Rankings Updated : January, 2026

4.9 (Average Rating)
How do we feature companies?

California sits at the intersection of global finance, regulatory pressure, and deep engineering talent, where fintech products are stress-tested early and scaled fast. These standards are led by the top fintech software development companies in California that have been pre-vetted and featured in this report.

125 Companies

List of Fintech Software Development Agencies in California

Appinventiv

TOP RATED
App Development & Digital Transformation Agency
5.0 (10 reviews)
Visit Website
Key Clients:
  • DOMINO'S
  • ADIDAS
  • JOBGET
  • KFC
  • IKEA
About

Appinventiv is a dedicated software development agency known for crafting intuitive and innovative user experiences. We take pride in transforming digital visions into reality for ambitious clients, specializing in serving businesses of all sizes active in Education, Information Technology, Real Estate industries. [View Appinventiv profile ]

Service Line
20% Custom Software Development 25% Mobile App Development 5% IoT Development 5% Blockchain 5% Artificial Intelligence 5% E-Commerce Development 5% Web Development 5% AR/VR Development 5% Wearable App Development 5% Web Design 5% UX/UI Design 5% Cloud Consulting & SI 5% IT Managed Services
  • 20% Custom Software Development
Industries
5% Financial Services 15% Education 10% Information Technology 10% Real Estate 10% Health Care, Wellness & Medical 10% Telecommunications 5% ECommerce 5% Hospitality & Leisure 5% Environmental Services 5% Transportation 5% Entertainment 5% Oil & Gas 5% Manufacturing 5% Automotive
  • 5% Financial Services
2001-3000
Employee Size
$50,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
7 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

ALCOSI GROUP SP. Z O.O.

Making a better world through encouraging innovation in FinTech
Visit Website
About

ALCOSI GROUP SP. Z O.O. combines innovation with reliability as a software development company. We partner with businesses of all sizes to build robust, future-ready platforms that solve critical business challenges in Financial Services, Construction & Engineering, Government. [View ALCOSI GROUP SP. Z O.O. profile ]

Service Line
55% Custom Software Development 15% Artificial Intelligence 10% Blockchain 5% Web Design 5% UX/UI Design 5% Mobile App Development 5% Web Development
  • 55% Custom Software Development
Industries
80% Financial Services 15% Construction & Engineering 5% Government
  • 80% Financial Services
51-100
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

Seasia Infotech

TOP RATED
We Help You Invent The Future
5.0 (4 reviews)
Visit Website
Key Clients:
  • Adani Group
  • HP
  • Hitachi
  • DRDO
  • Flipkart
About

Seasia Infotech utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses of all sizes operating within the Financial Services, Automotive, ECommerce sectors. [View Seasia Infotech profile ]

Service Line
20% Custom Software Development 20% Mobile App Development 15% Artificial Intelligence 10% Web Development 10% Cloud Consulting & SI 10% Cybersecurity 5% E-Commerce Development 5% IoT Development 5% Enterprise App Modernization
  • 20% Custom Software Development
Industries
20% Financial Services 10% Automotive 10% ECommerce 10% Education 10% Information Technology 10% Legal 10% Health Care, Wellness & Medical 5% EV 5% Travel & Tourism 5% Food & Beverage 5% Retail
  • 20% Financial Services
10-50
Employee Size
$10,000+
Min. Project Size
< $25 / hr
Rate Per Hour
33 Portfolios
Company Portfolios
Emeryville, California, United States
Company Location

Orangesoft

TOP RATED
We build mobile & web apps that people love
5.0 (5 reviews)
Visit Website
Key Clients:
  • Ikea
  • Yukon Advanced Optics Worldwide
  • Hamleys
  • CoachNow
  • Cinemood
About

Orangesoft is a software development company that prioritizes client success through technology. We provide comprehensive development services to businesses of all sizes, creating solutions that drive efficiency across Health Care, Wellness & Medical, Financial Services. [View Orangesoft profile ]

Service Line
20% Custom Software Development 30% Mobile App Development 20% Web Development 10% Wearable App Development 10% IoT Development 10% Application Testing
  • 20% Custom Software Development
Industries
25% Financial Services 75% Health Care, Wellness & Medical
  • 25% Financial Services
51-100
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
8 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

EffectiveSoft

TOP RATED
You have challenges. We have solutions.
5.0 (5 reviews)
Visit Website
Key Clients:
  • City Index
  • TrueCode
  • CNote
  • Intelon Optics
About

EffectiveSoft is a full-service software development company providing end-to-end digital services. Our mission is to accelerate digital growth for businesses of all sizes, ensuring we meet the complex demands of various industries like Financial Services, Education, Information Technology. [View EffectiveSoft profile ]

Service Line
40% Custom Software Development 40% Mobile App Development 10% IoT Development 10% Wearable App Development
  • 40% Custom Software Development
Industries
45% Financial Services 50% Education 5% Information Technology
  • 45% Financial Services
401-500
Employee Size
$25,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
6 Portfolios
Company Portfolios
San Diego, California, United States
Company Location

Your Perfect Project Partner Is
Just A Few Steps Away!

01/04

Choose Your Services & Set Your Budget

Select Services*
  • Custom Software Development
  • Web Development
  • Mobile App Development
  • AR/VR Development
  • IoT Development
  • Blockchain
  • Seo
  • Digital Marketing
  • Branding
  • Advertising
  • Social Media Marketing
  • Mobile App Design
  • UI/UX Design
  • Web Design
  • AI Development Companies
Your Budget*
  • Less than $5000
  • $5,000 - $10,000
  • $25,000 - $50,000
  • $50,000 - $100,000
  • $100,000 - $250,000
  • $250,000 - $500.000
  • $500,000 - $1,000,000
  • $1,000,000 - $5,000,000
  • $5,000,000+

Nous Infosystems

Visit Website
About

As a professional software development firm, Nous Infosystems leverages strategic insight and deep industry knowledge. Our mission is to accelerate the digital transformation for businesses across numerous critical sectors like Financial Services, Information Technology, Legal. [View Nous Infosystems profile ]

Service Line
20% Custom Software Development 35% Enterprise App Modernization 15% Application Testing 10% Mobile App Development 10% Application Management & Support 5% Wearable App Development 5% E-Commerce Development
  • 20% Custom Software Development
Industries
56% Financial Services 5% Information Technology 5% Legal 5% Manufacturing 5% Utilities 3% ECommerce 19% Automotive 2% Education
  • 56% Financial Services
1001-2000
Employee Size
$10,000+
Min. Project Size
$200 - $300 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Pleasanton, California, United States
Company Location

Mangosoft

Visit Website
About

Mangosoft is a highly skilled software development agency focused on architectural excellence and system performance. Our customized solutions provide a strong competitive edge for SMEs, thriving in multiple industries, including Financial Services, Retail. [View Mangosoft profile ]

Service Line
50% Custom Software Development 45% Mobile App Development 5% Application Testing
  • 50% Custom Software Development
Industries
60% Financial Services 40% Retail
  • 60% Financial Services
51-100
Employee Size
$10,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Santa Monica, California, United States
Company Location

Techcronus Business Solutions Pvt Ltd

TOP RATED
Custom Web & Mobility Solutions | Microsoft D365 ERP, CRM Solutions
5.0 (4 reviews)
Visit Website
Key Clients:
  • De Beers Diamond Company
  • Starbucks
  • Jumeirah Group
  • Payoneer
  • Chargebee
About

Techcronus Business Solutions Pvt Ltd is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of businesses of all sizes across vital industries like Financial Services, ECommerce, Information Technology. [View Techcronus Business Solutions Pvt Ltd profile ]

Service Line
30% Custom Software Development 20% Web Development 20% Mobile App Development 10% E-Commerce Development 10% Artificial Intelligence 10% Application Management & Support
  • 30% Custom Software Development
Industries
10% Financial Services 10% ECommerce 10% Information Technology 10% Manufacturing 10% Education 10% Consumer Products & Services 10% Gaming 10% Retail 10% Logistics & Supply Chain 5% Health Care, Wellness & Medical 5% Food & Beverage
  • 10% Financial Services
101-200
Employee Size
$5,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
7 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

Vention

TOP RATED
Engineering peace of mind
5.0 (5 reviews)
Visit Website
Key Clients:
  • IBM
  • Mount Sinai
  • vimeo
  • EliseAI
  • ClassPass
About

Vention is a results-oriented software development company focused on delivering maximum business value through technology. We engineer platforms that solve real-world problems for businesses of all sizes across a wide spectrum of demanding industries like Financial Services, Health Care, Wellness & Medical, Education. [View Vention profile ]

Service Line
40% Custom Software Development 20% Mobile App Development 10% Artificial Intelligence 10% IoT Development 10% E-Commerce Development 10% Wearable App Development
  • 40% Custom Software Development
Industries
40% Financial Services 30% Health Care, Wellness & Medical 20% Education 10% Real Estate
  • 40% Financial Services
2001-3000
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Cheesecake Labs

Crafting Excellence in App Design and Development
Visit Website
Key Clients:
  • MoneyGram International
  • Stellar Development Foundation
  • Mutual of Omaha
  • Tapcart
  • Bemis Manufacturing Company
About

Cheesecake Labs is a highly skilled software development agency focused on architectural excellence and system performance. Our customized solutions provide a strong competitive edge for businesses of all sizes, thriving in multiple industries, including Financial Services, Information Technology, ECommerce. [View Cheesecake Labs profile ]

Service Line
10% Custom Software Development 30% Mobile App Development 20% IT Staff Augmentation 10% Blockchain 10% IoT Development 10% Artificial Intelligence 10% Product Design
  • 10% Custom Software Development
Industries
20% Financial Services 20% Information Technology 20% ECommerce 10% Automotive 10% Real Estate 10% Health Care, Wellness & Medical 10% Consumer Products & Services
  • 20% Financial Services
51-100
Employee Size
$50,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
3 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Tateeda

Where Your Vision Meets Software Mastery.
Visit Website
About

Tateeda is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of businesses of all sizes across vital industries like Health Care, Wellness & Medical, Financial Services, Dental. [View Tateeda profile ]

Service Line
50% Custom Software Development 50% IT Staff Augmentation
  • 50% Custom Software Development
Industries
25% Financial Services 50% Health Care, Wellness & Medical 25% Dental
  • 25% Financial Services
101-200
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
2 Portfolios
Company Portfolios
San Diego, California, United States
Company Location

Asymm

Custom software solutions
Visit Website
About

Asymm combines innovation with reliability as a software development company. We partner with businesses of all sizes to build robust, future-ready platforms that solve critical business challenges in Financial Services, Consumer Products & Services, Non-Profit. [View Asymm profile ]

Service Line
20% Custom Software Development 20% Mobile App Development 20% Web Development 20% Product Design 20% UX/UI Design
  • 20% Custom Software Development
Industries
60% Financial Services 30% Consumer Products & Services 10% Non-Profit
  • 60% Financial Services
10-50
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Solana Beach, California, United States
Company Location

mTraction Enterprise

Visit Website
Key Clients:
  • Niine
  • Bookmyshow
  • Keppel Land
About

mTraction Enterprise utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses operating within the Financial Services, Manufacturing sectors. [View mTraction Enterprise profile ]

Service Line
10% Custom Software Development 50% Mobile App Development 10% Wearable App Development 10% E-Commerce Development 10% AR/VR Development 10% Web Development
  • 10% Custom Software Development
Industries
50% Financial Services 50% Manufacturing
  • 50% Financial Services
701-800
Employee Size
$25,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
1 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Softjourn

Visit Website
Key Clients:
  • PEX
  • Ticketmaster
  • Emburse
About

Softjourn is a trusted software development company dedicated to engineering high-quality digital solutions. We specialize in collaborative project models, partnering with businesses, to drive innovation within the competitive Financial Services, Information Technology landscapes. [View Softjourn profile ]

Service Line
30% Custom Software Development 40% Enterprise App Modernization 20% Web Development 10% Mobile App Development
  • 30% Custom Software Development
Industries
50% Financial Services 50% Information Technology
  • 50% Financial Services
301-400
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Fremont, California, United States
Company Location

Saritasa

We empower businesses through technology. We are Builders of Better.
Visit Website
About

Saritasa is an established software development firm that provides comprehensive, structured technical solutions and strategic consulting. We offer tailored technical expertise for large-scale projects, serving businesses of all sizes within key industries - Financial Services, Health Care, Wellness & Medical, Real Estate. [View Saritasa profile ]

Service Line
40% Custom Software Development 30% AR/VR Development 10% Web Development 10% Mobile App Development 10% E-Commerce Development
  • 40% Custom Software Development
Industries
45% Financial Services 20% Health Care, Wellness & Medical 15% Real Estate 10% Automotive 10% Manufacturing
  • 45% Financial Services
201-300
Employee Size
$50,000+
Min. Project Size
$100 - $149 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Newport Beach, California, United States
Company Location

Capital Numbers Infotech Ltd.

Software Development Company in India
Visit Website
Key Clients:
  • HARVARD UNIVERSITY
  • Thomson Reuters
  • Consumer Reports
  • Condé Nast
  • Tipalti
About

As a trusted software development firm, Capital Numbers Infotech Ltd. delivers enterprise-grade solutions with precision. Our expertise serves businesses of all sizes operating in Financial Services, Information Technology, Manufacturing, providing them with competitive advantages through technology. [View Capital Numbers Infotech Ltd. profile ]

Service Line
20% Custom Software Development 10% Mobile App Development 10% AR/VR Development 10% Web Development 10% Artificial Intelligence 10% Application Testing 10% E-Commerce Development 10% IT Staff Augmentation 10% UX/UI Design
  • 20% Custom Software Development
Industries
20% Financial Services 10% Information Technology 10% Manufacturing 10% ECommerce 10% Automotive 10% Advertising & Marketing 10% Energy & Natural Resources 10% Health Care, Wellness & Medical 10% Retail
  • 20% Financial Services
401-500
Employee Size
$1,000+
Min. Project Size
< $25 / hr
Rate Per Hour
4 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Experion Technologies

Uniting Expertise and Engineering!
4.7 (3 reviews)
Visit Website
Key Clients:
  • Duracell
  • Bacardi
  • Qatar Airways
  • Ford
About

Experion Technologies is an established software development firm that provides comprehensive, structured technical solutions and strategic consulting. We offer tailored technical expertise for large-scale projects, serving businesses within key industries - Retail, Financial Services, ECommerce. [View Experion Technologies profile ]

Service Line
5% Custom Software Development 20% Web Design 10% Web Development 10% Mobile App Development 10% Mobile & App Marketing 10% Digital Marketing 10% Search Engine Optimization 10% Cloud Consulting & SI 5% Application Management & Support 5% Application Testing 5% Artificial Intelligence
  • 5% Custom Software Development
Industries
30% Financial Services 35% Retail 30% ECommerce 5% Health Care, Wellness & Medical
  • 30% Financial Services
1001-2000
Employee Size
$1,00,000+
Min. Project Size
$150 - $199 / hr
Rate Per Hour
4 Portfolios
Company Portfolios
Emeryville, California, United States
Company Location

Ojas Innovative Technologies

Visit Website
Key Clients:
  • Tech Mahindra
  • Cozillio Technologies
  • InfusionSoft Inc
  • Sepa Cyber Technologies
  • Medintu
About

With a commitment to excellence, Ojas Innovative Technologies operates as a software development agency focused on delivering value. Our team builds scalable, secure solutions for businesses of all sizes, with extensive experience in Financial Services, Information Technology, Health Care, Wellness & Medical. [View Ojas Innovative Technologies profile ]

Service Line
40% Custom Software Development 40% Mobile App Development 20% UX/UI Design
  • 40% Custom Software Development
Industries
35% Financial Services 25% Information Technology 15% Health Care, Wellness & Medical 15% Telecommunications 10% Consumer Products & Services
  • 35% Financial Services
501-600
Employee Size
Min. Project Size
< $25 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

Rocket Systems

Your Rocket Wings in Tech Universe
Visit Website
Key Clients:
  • GrandTime
About

As a trusted software development firm, Rocket Systems delivers enterprise-grade solutions with precision. Our expertise serves businesses of all sizes operating in Financial Services, Gaming, Education, providing them with competitive advantages through technology. [View Rocket Systems profile ]

Service Line
20% Custom Software Development 35% Mobile App Development 20% Web Development 15% E-Commerce Development 10% Blockchain
  • 20% Custom Software Development
Industries
30% Financial Services 30% Gaming 15% Education 15% Hospitality & Leisure 10% ECommerce
  • 30% Financial Services
10-50
Employee Size
$10,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
1 Portfolios
Company Portfolios
Sacramento, California, United States
Company Location

BairesDev

TOP RATED
Software Outsourcing & Dev | 500 Active Clients
5.0 (3 reviews)
Visit Website
About

BairesDev utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses of all sizes operating within the Advertising & Marketing, Financial Services, Health Care, Wellness & Medical sectors. [View BairesDev profile ]

Service Line
25% Custom Software Development 25% Mobile App Development 15% Artificial Intelligence 15% Application Testing 10% Web Development 10% UX/UI Design
  • 25% Custom Software Development
Industries
30% Financial Services 35% Advertising & Marketing 20% Health Care, Wellness & Medical 15% Consumer Products & Services
  • 30% Financial Services
1001-2000
Employee Size
$10,000+
Min. Project Size
< $25 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Idea Maker

TOP RATED
You think it, we build it
5.0 (19 reviews)
Visit Website
About

Idea Maker is a results-oriented software development company focused on delivering maximum business value through technology. We engineer platforms that solve real-world problems for businesses of all sizes across a wide spectrum of demanding industries like Education, Health Care, Wellness & Medical, Legal. [View Idea Maker profile ]

Service Line
25% Custom Software Development 25% Mobile App Development 25% Web Development 25% Artificial Intelligence
  • 25% Custom Software Development
Industries
20% Financial Services 30% Education 25% Health Care, Wellness & Medical 25% Legal
  • 20% Financial Services
10-50
Employee Size
$10,000+
Min. Project Size
$100 - $149 / hr
Rate Per Hour
5 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

SFWP Experts

TOP RATED
Build Your Better Online Presence.
5.0 (3 reviews)
Visit Website
About

As a professional software development firm, SFWP Experts leverages strategic insight and deep industry knowledge. Our mission is to accelerate the digital transformation for businesses of all sizes across numerous critical sectors like Financial Services, Construction & Engineering. [View SFWP Experts profile ]

Service Line
10% Custom Software Development 15% Web Development 15% Web Design 10% UX/UI Design 10% Logo 10% Search Engine Optimization 10% Digital Strategy 10% Advertising 10% Branding
  • 10% Custom Software Development
Industries
50% Financial Services 50% Construction & Engineering
  • 50% Financial Services
2-9
Employee Size
$5,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Clay

Visit Website
Key Clients:
  • Amazon
  • Google
  • Facebook
  • Coinbase
  • Slack
About

Clay utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses of all sizes operating within the Financial Services, Consumer Products & Services, Telecommunications sectors. [View Clay profile ]

Service Line
30% Custom Software Development 30% Mobile App Development 20% Branding 10% UX/UI Design 10% Video Production
  • 30% Custom Software Development
Industries
40% Financial Services 30% Consumer Products & Services 20% Telecommunications 10% Education
  • 40% Financial Services
51-100
Employee Size
Min. Project Size
$200 - $300 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

HCL Technologies

Supercharging Progress
Visit Website
Key Clients:
  • CA INC
  • Merck and CO
  • Autodesk
  • The Boeing Company
  • Cemex
About

HCL Technologies utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses of all sizes operating within the Health Care, Wellness & Medical, Advertising & Marketing, Legal sectors. [View HCL Technologies profile ]

Service Line
5% Custom Software Development 5% E-Commerce Development 5% Cloud Consulting & SI 5% Digital Marketing 5% Event Marketing & Planning 5% Marketing Strategy 5% Advertising 5% IT Staff Augmentation 5% BI & Big Data Consulting & SI 5% IT Strategy Consulting 5% Artificial Intelligence 5% IoT Development 5% Web Development 5% Product Design 5% Graphic Design 5% UX/UI Design 5% Web Design 5% Mobile & App Marketing 5% Enterprise App Modernization 5% Mobile App Development
  • 5% Custom Software Development
Industries
5% Financial Services 25% Health Care, Wellness & Medical 10% Advertising & Marketing 10% Legal 5% ECommerce 5% Consumer Products & Services 5% Information Technology 5% Real Estate 5% Telecommunications 5% Transportation 5% Education 5% Energy & Natural Resources 5% Automotive 5% GPS, Navigation & GIS
  • 5% Financial Services
2001-3000
Employee Size
$50,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
6 Portfolios
Company Portfolios
California, United States
Company Location

asap developers

Visit Website
Key Clients:
  • United Nations
  • Toyota
  • Alooma
  • ZInspector
  • Wealthsite
About

asap developers is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of SMEs across vital industries like Financial Services, Health Care, Wellness & Medical, Consumer Products & Services. [View asap developers profile ]

Service Line
40% Custom Software Development 45% Mobile App Development 15% UX/UI Design
  • 40% Custom Software Development
Industries
35% Financial Services 35% Health Care, Wellness & Medical 15% Consumer Products & Services 15% Real Estate
  • 35% Financial Services
51-100
Employee Size
$5,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

Diffco

Reliable mobile&web development partner
Visit Website
About

Diffco is a full-service software development company providing end-to-end digital services. Our mission is to accelerate digital growth for businesses of all sizes, ensuring we meet the complex demands of various industries like Health Care, Wellness & Medical, Financial Services, Consumer Products & Services. [View Diffco profile ]

Service Line
45% Custom Software Development 20% Web Development 20% Mobile App Development 15% Artificial Intelligence
  • 45% Custom Software Development
Industries
10% Financial Services 50% Health Care, Wellness & Medical 10% Consumer Products & Services 10% Education 10% Information Technology 10% Media
  • 10% Financial Services
10-50
Employee Size
$25,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
6 Portfolios
Company Portfolios
Sunnyvale, California, United States
Company Location

Owebest Technologies

Work Speaks for Itself
Visit Website
Key Clients:
  • HP
  • WeCast
  • Spur Experiences
About

Owebest Technologies offers flexible engagement models as a professional software development company, adapting our teams and resources to your specific needs. With our proven experience in Financial Services, Automotive, ECommerce, we have served businesses, helping them navigate the unique technological challenges. [View Owebest Technologies profile ]

Service Line
30% Custom Software Development 40% Mobile App Development 30% Web Development
  • 30% Custom Software Development
Industries
10% Financial Services 10% Automotive 10% ECommerce 10% Education 10% Health Care, Wellness & Medical 10% Manufacturing 10% Real Estate 10% Transportation 10% Retail 10% Consumer Products & Services
  • 10% Financial Services
101-200
Employee Size
$5,000+
Min. Project Size
< $25 / hr
Rate Per Hour
4 Portfolios
Company Portfolios
Walnut, California, United States
Company Location

Evrone

Visit Website
About

Evrone is a software development company that prioritizes client success through technology. We provide comprehensive development services to businesses of all sizes, creating solutions that drive efficiency across Financial Services, Health Care, Wellness & Medical, Information Technology. [View Evrone profile ]

Service Line
50% Custom Software Development 10% Mobile App Development 10% E-Commerce Development 10% UX/UI Design 10% Blockchain 10% BI & Big Data Consulting & SI
  • 50% Custom Software Development
Industries
30% Financial Services 30% Health Care, Wellness & Medical 30% Information Technology 10% Consumer Products & Services
  • 30% Financial Services
51-100
Employee Size
$10,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

SDLC Corp

Your Technology Partner
4.9 (14 reviews)
Visit Website
About

SDLC Corp is an established software development firm that provides comprehensive, structured technical solutions and strategic consulting. We offer tailored technical expertise for large-scale projects, serving businesses of all sizes within key industries - Information Technology, Financial Services, ECommerce. [View SDLC Corp profile ]

Service Line
15% Custom Software Development 20% Mobile App Development 15% Web Development 10% Artificial Intelligence 5% E-Commerce Development 5% Blockchain 5% Application Management & Support 5% Enterprise App Modernization 5% ERP Consulting And SI 5% CRM Consulting And SI 5% Cloud Consulting & SI 5% IT Managed Services
  • 15% Custom Software Development
Industries
15% Financial Services 20% Information Technology 10% ECommerce 10% Automotive 10% Gaming 10% Health Care, Wellness & Medical 10% Education 10% Energy & Natural Resources 5% Hospitality & Leisure
  • 15% Financial Services
401-500
Employee Size
$25,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
3 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

GeekyAnts

Innovate. Collaborate. Build
Visit Website
Key Clients:
  • Mobile Premier League
  • Google LLC
  • Quintype
  • Siveco Romania
  • Olive Garden
About

GeekyAnts is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of businesses of all sizes across vital industries like Manufacturing, ECommerce, Financial Services. [View GeekyAnts profile ]

Service Line
10% Custom Software Development 30% Mobile App Development 20% Web Development 10% Enterprise App Modernization 10% E-Commerce Development 10% Artificial Intelligence 10% UX/UI Design
  • 10% Custom Software Development
Industries
15% Financial Services 20% Manufacturing 20% ECommerce 10% Education 10% Real Estate 5% Media 5% Retail 5% Hospitality & Leisure 5% Gaming 5% Consumer Products & Services
  • 15% Financial Services
2-9
Employee Size
$10,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
12 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

COCO Future Technologies

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About

COCO Future Technologies is a software development company that prioritizes client success through technology. We provide comprehensive development services to businesses, creating solutions that drive efficiency across Financial Services, Information Technology, ECommerce. [View COCO Future Technologies profile ]

Service Line
20% Custom Software Development 20% Web Development 20% Mobile App Development 20% Wearable App Development 20% AR/VR Development
  • 20% Custom Software Development
Industries
35% Financial Services 20% Information Technology 10% ECommerce 25% Education 5% Legal 5% Manufacturing
  • 35% Financial Services
10-50
Employee Size
$10,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Los Angeles, California, United States
Company Location

Markovate

TOP RATED
At Markovate, we specialize in transforming businesses through cutting-edge AI and digital solutions.
5.0 (5 reviews)
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Key Clients:
  • Ford
  • FedEx
  • Pepsico
About

Markovate is a software development company that prioritizes client success through technology. We provide comprehensive development services to businesses of all sizes, creating solutions that drive efficiency across Health Care, Wellness & Medical, Financial Services, Education. [View Markovate profile ]

Service Line
5% Custom Software Development 70% Artificial Intelligence 10% Blockchain 10% Mobile App Development 5% Web Development
  • 5% Custom Software Development
Industries
10% Financial Services 35% Health Care, Wellness & Medical 10% Education 10% Information Technology 10% Energy & Natural Resources 10% Consumer Products & Services 5% Retail 5% Transportation 5% Environmental Services
  • 10% Financial Services
101-200
Employee Size
$10,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
3 Portfolios
Company Portfolios
San Francisco, California, United States
Company Location

Railsfactory

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About

Railsfactory is a software development company that prioritizes client success through technology. We provide comprehensive development services to SMEs, creating solutions that drive efficiency across Financial Services, Health Care, Wellness & Medical, Utilities. [View Railsfactory profile ]

Service Line
30% Custom Software Development 30% Mobile App Development 30% UX/UI Design 10% E-Commerce Development
  • 30% Custom Software Development
Industries
30% Financial Services 30% Health Care, Wellness & Medical 30% Utilities 10% Information Technology
  • 30% Financial Services
51-100
Employee Size
$25,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Sunnyvale, California, United States
Company Location

ITC Infotech

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Key Clients:
  • Nike
  • Coca-Cola
  • Anheuser-Busch InBev
  • British American Tobacco
  • eBay
About

ITC Infotech is a software development company that prioritizes client success through technology. We provide comprehensive development services to businesses, creating solutions that drive efficiency across Financial Services, Hospitality & Leisure, Manufacturing. [View ITC Infotech profile ]

Service Line
20% Custom Software Development 20% UX/UI Design 20% Cloud Consulting & SI 20% BI & Big Data Consulting & SI 10% Mobile App Development 10% E-Commerce Development
  • 20% Custom Software Development
Industries
20% Financial Services 20% Hospitality & Leisure 20% Manufacturing 10% Consumer Products & Services 10% Health Care, Wellness & Medical 10% Logistics & Supply Chain 10% Retail
  • 20% Financial Services
901-1000
Employee Size
null
Min. Project Size
< $25 / hr
Rate Per Hour
0 Portfolios
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San Jose, California, United States
Company Location

AlphaBOLD - Top Microsoft Dynamics Partner & Dynamics CRM Consultant

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Key Clients:
  • MechCo Group LLC
  • Green Project Technologies, Inc.
  • Netronix Integration, Inc.
  • CalPrivate Bank
  • TaylorMade Golf (TMG)
About

AlphaBOLD - Top Microsoft Dynamics Partner & Dynamics CRM Consultant is a highly skilled software development agency focused on architectural excellence and system performance. Our customized solutions provide a strong competitive edge for businesses of all sizes, thriving in multiple industries, including Information Technology, Manufacturing, Financial Services. [View AlphaBOLD - Top Microsoft Dynamics Partner & Dynamics CRM Consultant profile ]

Service Line
10% Custom Software Development 20% CRM Consulting And SI 20% ERP Consulting And SI 10% IT Managed Services 10% Web Development 10% Mobile App Development 10% Artificial Intelligence 5% BI & Big Data Consulting & SI 5% Cloud Consulting & SI
  • 10% Custom Software Development
Industries
5% Financial Services 20% Information Technology 10% Manufacturing 5% Automotive 5% Consumer Products & Services 5% ECommerce 5% Hospitality & Leisure 5% Health Care, Wellness & Medical 5% Legal 5% Media 5% Non-Profit 5% Real Estate 5% Transportation 5% Telecommunications 5% Retail 5% Utilities
  • 5% Financial Services
201-300
Employee Size
$5,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
1 Portfolios
Company Portfolios
Carlsbad, California, United States
Company Location

Distillery

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About

Distillery utilizes the latest technologies and agile best practices to build future-proof digital solutions. As a software development company, we pride ourselves on delivering robust platforms that enhance operational efficiency for businesses of all sizes operating within the Financial Services, Consumer Products & Services, Automotive sectors. [View Distillery profile ]

Service Line
20% Custom Software Development 55% Mobile App Development 25% UX/UI Design
  • 20% Custom Software Development
Industries
30% Financial Services 30% Consumer Products & Services 10% Automotive 10% Hospitality & Leisure 10% Information Technology 10% Media
  • 30% Financial Services
51-100
Employee Size
$25,000+
Min. Project Size
$100 - $149 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Manhattan Beach, California, United States
Company Location

Oracle

Our mission is to help people see data in new ways, discover insights.
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About

Oracle is a highly skilled software development agency focused on architectural excellence and system performance. Our customized solutions provide a strong competitive edge for businesses of all sizes, thriving in multiple industries, including Education, Retail, Financial Services. [View Oracle profile ]

Service Line
20% Custom Software Development 50% Artificial Intelligence 10% ERP Consulting And SI 10% Cybersecurity 10% Cloud Consulting & SI
  • 20% Custom Software Development
Industries
10% Financial Services 15% Education 15% Retail 10% Government 10% Health Care, Wellness & Medical 10% Hospitality & Leisure 5% Oil & Gas 5% Information Technology 5% Travel & Tourism 5% Logistics & Supply Chain 5% Restaurant 5% Utilities
  • 10% Financial Services
5000+
Employee Size
$50,000+
Min. Project Size
$50 - $99 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Santa Clara, California, United States
Company Location

Epam

Engineering the future.
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Key Clients:
  • Google
  • Microsoft
  • Adobe
About

Epam combines innovation with reliability as a software development company. We partner with businesses of all sizes to build robust, future-ready platforms that solve critical business challenges in ECommerce, Financial Services. [View Epam profile ]

Service Line
15% Custom Software Development 10% Web Design 5% Search Engine Optimization 5% AR/VR Development 5% Artificial Intelligence 5% Mobile & App Marketing 5% Digital Marketing 5% Mobile App Development 5% IoT Development 5% Blockchain 5% Application Management & Support 5% Enterprise App Modernization 5% IT Strategy Consulting 5% BI & Big Data Consulting & SI 5% Cloud Consulting & SI 5% Cybersecurity 5% IT Managed Services
  • 15% Custom Software Development
Industries
20% Financial Services 80% ECommerce
  • 20% Financial Services
701-800
Employee Size
$1,00,000+
Min. Project Size
$150 - $199 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
El Dorado, California, United States
Company Location

Kumaran Systems

Engage Emerge Excel
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About

Kumaran Systems is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of established enterprises across vital industries like Financial Services, Manufacturing, Government. [View Kumaran Systems profile ]

Service Line
10% Custom Software Development 50% Enterprise App Modernization 10% Cloud Consulting & SI 10% Application Testing 10% Application Management & Support 10% BI & Big Data Consulting & SI
  • 10% Custom Software Development
Industries
25% Financial Services 20% Manufacturing 20% Government 10% Retail 10% Health Care, Wellness & Medical 10% Transportation 5% Education
  • 25% Financial Services
401-500
Employee Size
$1,00,000+
Min. Project Size
< $25 / hr
Rate Per Hour
0 Portfolios
Company Portfolios
Menlo Park, California, United States
Company Location

VentureDive

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Key Clients:
  • Plantiga
  • Ona
  • Distribution NOW
About

VentureDive is a quality-driven software development company committed to transparent processes and measurable results. We deliver reliable, scalable software solutions that consistently exceed the expectations of businesses across vital industries like Financial Services, ECommerce, Information Technology. [View VentureDive profile ]

Service Line
30% Custom Software Development 30% Mobile App Development 20% Web Development 20% E-Commerce Development
  • 30% Custom Software Development
Industries
60% Financial Services 20% ECommerce 20% Information Technology
  • 60% Financial Services
401-500
Employee Size
$50,000+
Min. Project Size
$25 - $49 / hr
Rate Per Hour
3 Portfolios
Company Portfolios
Mountain View, California, United States
Company Location
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Buying Guide

What are Some Services Fintech Software Development Firms in California Can Provide?

Most of the fintech software development agencies in California will try to sell you a generic package that barely scratches the surface of what a modern financial institution actually requires to compete.

You need specific, high-level technical execution that drives revenue and secures data against increasingly sophisticated threats.

  • High-Frequency Trading Algorithms: Engineering millisecond-latency systems that capitalize on market inefficiencies before competitors even blink.
  • Blockchain Ledger Integration: Deploying immutable transaction records that eliminate the need for costly third-party verification intermediaries.
  • Regulatory Compliance Automation: Building automated audit trails for GDPR and PCI DSS to prevent legal teams from having a heart attack.
  • AI-Driven Fraud Detection: Utilizing AI in software development to identify and block suspicious transaction patterns in real-time.
  • Neobank Architecture Development: Constructing the entire digital backbone for branchless banking, from user onboarding to liquidity management.
  • Smart Contract Auditing: Rigorous stress-testing of decentralized finance protocols to ensure no backdoors exist for potential exploits.
  • Biometric Security Implementation: Integrating facial and fingerprint recognition layers that balance user convenience with military-grade access control.
  • Legacy System Modernization: Surgically replacing outdated banking COBOL cores with microservices without disrupting daily operational flows.
  • Robo-Advisor Development: Creating algorithmic investment platforms that manage portfolios based on user risk tolerance and market data.
  • Payment Gateway API Integration: Developing custom connectors that facilitate seamless cross-border transactions with minimal processing fees.

What Questions Can Help Me Interview the Top Fintech Companies in California?

Why is MobileAppDaily’s List of the Top Fintech Firms in California the Best?

How to Hire a Finance Software Development Company in California?

Where Else Can I Outsource to Apart from the Top Fintech Firms in California?

Cost Guide

Cost of Hiring the Best Fintech Firms in California

Rates to hire any fintech software development company in California reflect the cost of living and the scarcity of elite talent. Here’s how tentative software development costs, hourly, can look.

Company Scale Hourly Rate (USD) Best For
Startup / Boutique $100 – $180 MVP development, specific niche modules, quick pivots.
Mid-Market Agency $180 – $250 Full-scale platforms and regulatory heavy lifting.
Enterprise / Consultancy $250 – $450+ Legacy migration, high-stakes security infrastructure, global deployments.

Factors that inflate the bill:

  • Compliance Audits: Meeting rigorous standards like SOC2 requires expensive, specialized labor.
  • Legacy Integration: Connecting to ancient banking mainframes is tedious, high-risk work.
  • Rush Fees: If you need it done "yesterday," expect to pay a massive premium for overtime.
  • AI Frameworks: Implementing custom AI frameworks requires data scientists who bill significantly more than standard developers.

Frequently Asked Questions

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How much does it cost to hire the best fintech software development companies in California?

Expect to pay between $150 and $300 USD per hour for competent developers in this region. Anything less usually implies you are getting junior talent or hidden outsourcing.

How long does it take for top fintech software companies in California to build an MVP?

A functional MVP typically takes 4 to 6 months. Anyone promising less is likely skipping essential security testing or AI in software testing phases.

Do firms offering financial industry software development in California keep development in-house?

Many claim to, but you must verify this. Some firms white-label work from offshore teams while charging you local rates. Always ask about software development cost structures and team locations.

What are some red flags I should keep an eye out for while exploring fintech software developers in California?

Be cautious if a firm dodges direct questions about architecture, security ownership, or regulatory exposure. Another warning sign is pricing that sounds clean upfront but unravels later through add-ons, third-party tools, or quietly outsourced labor billed at California rates. If they can’t explain where risk lives, they probably don’t manage it.

How do I find the right fintech software development agency in California for my project?

Focus less on pitch decks and more on evidence. Ask what regulated systems they’ve actually shipped, how audits were handled, and what broke along the way. A serious fintech agency will push back on weak assumptions and flag risks early instead of agreeing to everything just to close the deal.

Do top fintech software companies in California provide retainer services?

Yes, but not all retainers are equal. Strong firms offer them for ongoing compliance work, infrastructure tuning, or post-launch fixes—not vague “support.” If the retainer can’t be tied to clear responsibilities and outcomes, it’s usually just a padded billing buffer.

Related Directories

HR Software Development Companies in the USA Healthcare Software Development Companies in the USA Fintech Software Development Companies in USA
Best Software Development Companies in North Carolina Top Software Development Companies in Texas Top Software development Companies in Chicago

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