Top 100 Software Development Companies in California
The Best of March 2026Looking for a top software developer in California?
As the use of mobile and web apps rise, your business’s digital presence becomes even more important. The biggest challenge facing organizations is how they can keep up in the digital world. The best way is to continuously develop up-to-date software that allows your organization to maintain an impactful digital presence.
To assist you in your search for a partner, we’ve compiled this list of the top software development companies in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California Software Developers
-
$10,000+10 - 49 employeesIrvine, CACustom software development company Kingsmen Digital Ventures is based in Irvine, California. The small team specializes in Custom Software Development, Mobile App Development, UX/UI Design, E-Commerce Development, and more and was launched in 2017.Read More
Industries
-
$10,000+10 - 49 employeesMedina, WAFlower Press Interactive is an artificial intelligence firm founded in 2001. Their small team is in Medina, Washington and offers Artificial Intelligence, UX/UI Design, AI Consulting, Custom Software Development, and more.Read More
Industries
-
691Undisclosed2 - 9 employeesSan Diego, CAHit Autopilot is a CRM consulting and SI company. They offer CRM consulting and SI and Custom Software Development and are headquartered in San Diego, California.Read More
Industries
-
692Undisclosed2 - 9 employeesSan Diego, CAAI development company Flash Computing was founded in 2022. The company specializes in Artificial Intelligence, AI Consulting, Custom Software Development, and Mobile App Development and has a small team.Read More
Industries
-
693$10,000+2 - 9 employeesSan Francisco, CAEstablished in 2020, WeMakeMVP is a website development company. The small San Francisco, California-based team offers Web Development, UX/UI Design, Custom Software Development, Mobile App Development, and more.Read More
-
694Undisclosed10 - 49 employeesNapa, CAEstablished in 1990, SyMed Corporation is a Business Consulting company. The small team focuses on Business Consulting and Custom Software Development.Read More
-
695Undisclosed10 - 49 employeesPasadena, CAJada Systems is a Pasadena, California-based custom software development company. Launched in 2000, the team offers Custom Software Development and Application Management & Support.Read More
-
696Undisclosed10 - 49 employeesFresno, CAMertech Data Systems, Inc. Is a small custom software development firm based in Pembroke Pines, Florida and Fresno, California. The team offers Custom Software Development and cloud consulting & SI.Read More
Industries
-
697$10,000+2 - 9 employeesSacramento, CAGlissando AI is a custom software development company in Sacramento, California. The small team offers Custom Software Development, Artificial Intelligence, AI Consulting, Generative AI, and more. The firm was established in 2022.Read More
Industries
-
698$25,000+50 - 249 employeesSan Francisco, CAInnovify is an artificial intelligence development company. Founded in 2011, the midsize agency is located in London, England; San Francisco, California; Austin, California and New York, New York. Their services include Artificial Intelligence, AI Consulting, Custom Software Development, IT strategy consulting, and more.Read More
Clients
ARM INCIndustries
-
699$10,000+2 - 9 employeesLos Angeles, CARead More
Lucrum Labs is a mobile and web app development firm based in Los Angeles. Founded in 2019, their team of 5 serves small businesses in the advertising, entertainment, and education sectors. Services include iOS/Android, WordPress, React, JavaScript, and Unity development.
Clients
ZyngaIndustries
-
700$10,000+250 - 999 employeesSan Francisco, CAFounded in 2012, SmartSmith Infotech is a midsize custom software development firm. Their team provides Custom Software Development and Web Development.Read More
Industries
-
701$25,000+50 - 249 employeesSan Mateo, CARead More
NG Logic is a software company headquartered in Warsaw, Poland that specializes in mobile app and web development. Founded in 2003, the company has an additional office in Austin, Texas and has over 50 employees.
Clients
Digital Cheetach Perception Software ContractroomIndustries
-
702$10,000+2 - 9 employeesLong Beach, CACoremaitri Software, a small software development firm, is located in Long Beach, California and New Delhi, India. Their services include Custom Software Development and ERP consulting and SI.Read More
-
703$25,000+50 - 249 employeesSan Francisco, CASynergy Labs is an app development firm. Their midsize team is in Hollywood, Florida; Miami, Florida; New York, New York and Dubai, United Arab Emirates and provides Mobile App Development, Custom Software Development, Artificial Intelligence, Generative AI, and more. The firm was launched in 2020.Read More
Industries
-
704$10,000+50 - 249 employeesSan Ramon, CAArtificial intelligence company Intuz was established in 2008. Their midsize team is based in San Ramon, California; Ahmedabad, India and San Francisco, California. Their services include Artificial Intelligence, AI Agents, and Custom Software Development.Read More
Clients
Bosch Mercedes AMG Fortress Power French FloristIndustries
-
705Undisclosed10,000+ employeesSan Francisco, CAFounded in 1993, Thoughtworks Software Technologies Ltd is a large Chicago, Illinois-based AI company. Their team offers Artificial Intelligence and IT managed services.Read More
Industries
-
706$5,000+50 - 249 employeesSan Pablo, CASoftware development firm eSquall LLC was established in 2017. The firm specializes in Custom Software Development and Web Development.Read More
Industries
-
707$1,000+Freelancer employeesSan Mateo, CARead More
GCX Solutions is a product development firm headquartered in San Mateo, CA. Founded, in 2018, their team of approximately 1–2 employees mostly serves small clients and some mid-sized businesses. Within the scope of product development, their specialties include custom software and UX/UI design.
Clients
Momentum Design LabIndustries
-
708$50,000+10 - 49 employeesSunnyvale, CARead More
Iomico, an IoT development company, is in Warszawa, Poland; Sunnyvale, California; Edmonds, Washington and Buenos Aires, Argentina. The small team provides IoT development, Product Design, Custom Software Development, and Mobile App Development. The agency was established in 2012.
Clients
Glomex SrlIndustries
-
709$1,000+2 - 9 employeesSan Francisco, CAPiwot is a branding company established in 2025. Located in San Francisco, California, their small team provides Branding, Web Design, Graphic Design, Custom Software Development, and more.Read More
Industries
-
710$1,000+2 - 9 employeesSacramento, CAVerdugo Web Services is a web design company. Founded in 2024, the agency is headquartered in Sacramento, California. The small team focuses on Web Design, Web Development, E-Commerce Development, Custom Software Development, and more.Read More
Clients
Yuremane LLC Friends of the House LAIndustries
-
711$5,000+250 - 999 employeesNewport Beach, CADynTek is a midsize Newport Beach, California-based IT strategy consulting company. Their services include IT strategy consulting and Custom Software Development.Read More
Industries
-
712$10,000+250 - 999 employeesLos Angeles, CAAdvertising company Psyop is in New York, New York and Los Angeles, California. Their services include Advertising and Video Production.Read More
-
713Undisclosed250 - 999 employeesWalnut Creek, CAMidsize custom software development firm Trueforce, Inc., is in Walnut Creek, California. The team specializes in Custom Software Development and Artificial Intelligence.Read More
-
714Undisclosed250 - 999 employeesSanta Clara, CAV2Solutions, a software development firm, was established in 2003. They provides Custom Software Development and IoT development.Read More
-
715Undisclosed250 - 999 employeesCulver City, CACustom software development firm Test Pro is located in Culver City, California. The team specializes in Custom Software Development and Application Testing.Read More
-
716Undisclosed250 - 999 employeesSanta Clara, CAEffOne is a custom software development firm based in Santa Clara, California. They focus on Custom Software Development and Application Testing.Read More
-
717Undisclosed250 - 999 employeesSan Francisco, CATRON DAO, a midsize Blockchain company, is based in San Francisco, California. Their services include Blockchain and Custom Software Development.Read More
-
718$1,000+Freelancer employeesSan Diego, CAOui Digital is a web design company based in San Diego, California. The small team focuses on Web Design, Web Development, Custom Software Development, and Content Marketing and was established in 2022.Read More
-
719Undisclosed50 - 249 employeesOrange, CASQA² is an Application Testing company launched in 1997. The team offers Application Testing and IT strategy consulting and is in Orange, California.Read More
-
720$1,000+10 - 49 employeesGlendale, CAWeb design agency Shiftr Agency is located in Glendale, California. The small agency was established in 2022. Their services include Web Design, UX/UI Design, Custom Software Development, Web Development, and more.Read More
Industries
Featured providers
Get connected with a company for free
Tell us about your project, and we'll match you with vetted companies that meet your requirements.
Get connected with the right company for you
We'll do the work for you – finding and connecting you with service providers that meet your exact requirements.
Schedule ConsultationMost Reviewed Software Developers in California
Check out a Software Developers in California with the most new reviews in the past 12 months.
Software Developers
California
- 11 12 new reviews
- 12 12 new reviews
- 13 10 new reviews
- 14 9 new reviews
- 15 9 new reviews
