Top Software Development Companies in California (United States)

California is a hotspot for software development, boasting a talented workforce and a thriving ecosystem for innovation and technology. It is a go-to destination for companies looking to tap into the state's pool of skilled developers. With its growing reputation as a hub for tech startups and established companies, California continues to lead the way in the software development industry. Discover the Top 90 Software Development Companies in California.

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List of the Best Software Development Companies in California

90 Companies Ranking last updated on: December 19, 2024

  • Custom Stacks

    Custom Stacks

    Custom Software & Artificial Intelligence

    Software DevelopmentMobile App Development
    Purpose-built Custom Software and AI Development for the Best Version of your Business. At Custom Stacks we provide clients a personalized, transparent, and dependable software development experience. We achieve this by staying true to our time-proven development process, comm...
    • 21-50 Members
    • Founded in 2018
    • Rancho Cucamonga, CA
    • $100 - $149/hr for Software Development
    • $10,000 to $25,000 for Software Development
    • 30% Software Development

  • Bloorsoft

    Bloorsoft

    We help startups build apps that users love

    Software DevelopmentWeb DevelopmentMobile App Development
    Bloorsoft is a San Francisco & Toronto based boutique software development agency that specializes in working with funded startups. We help founders build products that users love. With more than 10 years of experience, the team at Bloorsoft is dedicated to creating high-quali...
    • 2-10 Members
    • Founded in 2022
    • San Francisco, CA
    • $100 - $149/hr for Software Development
    • $10,000 to $25,000 for Software Development
    • 25% Software Development

  • Idea Maker

    Idea Maker

    US software development agency

    Software DevelopmentWeb DevelopmentMobile App Development
    IdeaMaker.agency is a software development house that specializes in mobile apps, websites, complex SAAS projects and AI development. We are located in Orange County, CA but we work all over the world. Contact us for a free consultation.
    • 21-50 Members
    • Founded in 2016
    • Irvine, CA
    • $100 - $149/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 25% Software Development

  • Deepsea Developments

    Deepsea Developments

    IoT

    Software DevelopmentIoT ServicesProduct DesignArchitecture
    We are your electronic product development company Bring your idea to life with DeepSea. A product development company that can help you with your hardware design and development, fast prototyping, and scalable IoT solutions.
    • 21-50 Members
    • Founded in 2017
    • Palo Alto, CA
    • $50 - $99/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 10% Software Development

  • Saritasa

    Saritasa

    Builders of Better

    Software DevelopmentVirtual RealityWeb DevelopmentMobile App Development
    At Saritasa, we empower businesses through technology. We design and develop custom, commercial-grade software systems that simplify complex operations, create meaningful user experiences, and deliver scalable, enduring business value. With nearly two decades of experience, w...
    • 51-100 Members
    • Newport Beach, CA
    • $100 - $149/hr for Software Development
    • $50,000 to $75,000 for Software Development
    • 40% Software Development

  • Azumo

    Azumo

    Nearshore Software Development

    Software DevelopmentStaff AugmentationWeb DevelopmentArtificial Intelligence
    Azumo: Fuel Smarter Growth with our Nearshore Software Expertise We have successfully empowered hundreds of organizations over the last 8+years, to build high-quality software solutions with our planned, efficient approach to delivering nearshore software development expertise. ...
    • 51-100 Members
    • San Francisco, CA
    • $25 - $49/hr for Software Development
    • $10,000 to $25,000 for Software Development
    • 40% Software Development

  • Pegasus One

    Pegasus One

    Offshore Value, Local Service.

    Software DevelopmentCloud ComputingArtificial IntelligenceMobile App Development
    Recognized as one of Inc.’s 5000 Fastest-Growing US Companies four times | Microsoft Gold Partner | Amazon Consulting Partner --- Taking the risk out of software development services Pegasus One is a hybrid software development firm that combines the simplicity of a US-based...
    • 51-100 Members
    • Fullerton, CA
    • $25 - $49/hr for Software Development
    • $10,000 to $25,000 for Software Development
    • 30% Software Development

  • Human

    Human

    Results and human-first digital marketing agency

    Software DevelopmentWeb Development
    Human is a full-service digital marketing agency that is passionate about people and results. We partner with a small number of mid-sized businesses as their fully outsourced CMO and digital execution team to drive meaningful business growth, value and ROI. Our digital marketing...
    • 21-50 Members
    • Irvine, CA
    • $150 - $199/hr for Software Development
    • $5,000 to $10,000 for Software Development
    • 25% Software Development

  • Robosoft Technologies Inc.

    Robosoft Technologies Inc.

    App development & digital platforms made simple.

    Software DevelopmentMobile App DevelopmentWeb DevelopmentUser Experience
    Robosoft Technologies is an experience engineering company. We are chosen for our expertise in: Mobile App Development Web Development Cross-Platform Application Development Agile Teams & Pods Digital Transformation solutions Custom Software Development Digital Product Strategy ...
    • 201-500 Members
    • San Francisco, CA
    • $100 - $149/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 20% Software Development

  • EltexSoft

    EltexSoft

    Web Solutions | Mobile Apps | Team Augmentation

    Software DevelopmentWeb DevelopmentStaff AugmentationArtificial Intelligence
    At EltexSoft we build custom software solutions, as well as augment existing engineering teams of startups, Fortune 500 and INC 5000 companies. Following business domains are the area of our highest expertise: Sports, Health & Wellness, Longevity (web+mobile platforms) F...
    • 21-50 Members
    • Burbank, CA
    • $50 - $99/hr for Software Development
    • $10,000 to $25,000 for Software Development
    • 20% Software Development

  • Kwanso LLC

    Kwanso LLC

    A Custom Software Development Shop

    Software DevelopmentWeb DevelopmentMobile App DevelopmentIoT Services
    Kwanso is a design and development consultancy that brings product ideas to life. For over 10 years, we have delivered for Fortune 100 companies, startups, digital agencies and mid-size enterprises. We are a true technology partner and provide highly productive teams to deliver t...
    • 51-100 Members
    • San Francisco, CA
    • $25 - $49/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 20% Software Development

  • Goji Labs

    Goji Labs

    Launch Ventures, not Apps

    Software DevelopmentMobile App DevelopmentUser Experience
    Goji Labs is an award-winning digital product agency, headquartered in Los Angeles. For over 10 years, our team helped startups, Fortune 500 s, and large non-profits launch hundreds of digital products in a variety of industries. Our services include product strategy, UX research...
    • 21-50 Members
    • Los Angeles, CA
    • $100 - $149/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 10% Software Development

  • Solvd, Inc.

    Solvd, Inc.

    Global Software Engineering Company

    Software DevelopmentStaff AugmentationWeb DevelopmentTesting
    Solvd, Inc. is a Global Software Engineering company headquartered in California, USA with over 800 employees in 8 offices worldwide. It has delivery centers in the USA, LATAM, and EMEA. The software engineering company specializes in product development, quality engineering, C...
    • 201-500 Members
    • Walnut Creek, CA
    • $25 - $49/hr for Software Development
    • 20% Software Development

  • Altoros

    Altoros

    Software DevelopmentWeb DevelopmentMobile App DevelopmentStaff Augmentation
    • 201-500 Members
    • Pleasanton, CA
    • $50 - $99/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 50% Software Development

  • CodeNoise

    CodeNoise

    Software DevelopmentMobile App Development
    • 2-10 Members
    • San Diego, CA
    • $100 - $149/hr for Software Development
    • $5,000 to $10,000 for Software Development
    • 50% Software Development

  • MEV

    MEV

    Software DevelopmentMobile App DevelopmentDevOpsIoT Services
    • 51-100 Members
    • Walnut Creek, CA
    • $50 - $99/hr for Software Development
    • $50,000 to $75,000 for Software Development
    • 50% Software Development

  • Vincit

    Vincit

    Software DevelopmentWeb DevelopmentMobile App Development
    • 201-500 Members
    • Irvine, CA
    • $150 - $199/hr for Software Development
    • $50,000 to $75,000 for Software Development
    • 45% Software Development

  • Diffco

    Diffco

    Software DevelopmentMobile App DevelopmentWeb DevelopmentStaff Augmentation
    • 51-100 Members
    • Sunnyvale, CA
    • $50 - $99/hr for Software Development
    • $25,000 to $50,000 for Software Development
    • 40% Software Development

  • Beesoul

    Beesoul

    Software DevelopmentWeb DevelopmentMobile App DevelopmentWeb Design
    • 21-50 Members
    • Richmond, CA
    • $10 - $24/hr for Software Development
    • < $5,000 for Software Development
    • 40% Software Development

  • IM Republic, Inc

    IM Republic, Inc

    Software DevelopmentWeb DevelopmentMobile App DevelopmentUser Experience
    • 21-50 Members
    • San Francisco, CA
    • $50 - $99/hr for Software Development
    • $5,000 to $10,000 for Software Development
    • 40% Software Development

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    Software Development Company in California - FAQs

    Are you looking for the top Software Development companies in California sector? ITProfiles has carefully curated a list of leading California Software Development companies based on certain qualitative and quantitative metrics. You can search, compare, and contact these companies based on your criteria. You can also check details about these companies in California, United States such as their profiles, portfolios, and recent client reviews (Dec 2024 updated) to decide on your Software Development project.

    How many Software Development companies are there in California?

    There are 90 companies on ITProfiles specializing in Software Development and based in California.

    How much does it typically cost for Software Development in California?

    The average project cost for Software Development companies in California on ITProfiles ranges from $10,000 to $25,000. Pricing varies based on project complexity, scope, timeline, and required expertise. Many companies offer flexible pricing models, such as hourly rates, fixed prices, or dedicated team arrangements. For an accurate estimate, requesting a quote tailored to your specific needs is best.

    Can I contact multiple companies for a project proposal?

    Absolutely! It's recommended to contact multiple Software Development companies in California for project proposals. This allows you to compare their offerings, expertise, pricing, and approach before deciding.

    Can I get a free quote for my Software Development project?

    Yes, many Software Development companies in California offer free quotes for projects. Simply submit your project details, and we’ll handpick the top five service providers that best match your needs. These companies will then reach out to you with an ITProfiles reference, providing an estimated cost and timeline for your project.