Top government custom software development companies specialize in designing and developing tailored software solutions that meet the specific needs of government organizations, including local, state, and federal agencies. They offer a wide range of services, from software design and development to software testing, quality assurance, support, maintenance and more. Find the right agency partner for your needs by comparing reviews, rates, portfolios, and more.

Best Custom Software Development Firms for the Government

426 Companies - Rankings updated: August 19, 2026

We evaluate every agency on DesignRush for technical expertise, delivery quality, and verified feedback to help businesses find reliable software development services. Some listings may be paid.

Expertise
Government
All Client Types
Sort by: Reviews

  • Openxcell

    Innovating With AI, Crafting Future-Ready Solutions, Driving Business Transformation

    Innovating With AI, Crafting Future-Ready Solutions, Driving Business Transformation

    Openxcell, a leader in AI-driven software development, specializes in custom LLMs, web and mobile apps, AI strategy, and blockchain. With 500+ experts worldwide, we deliver tailored solutions to optimize operations and drive business growth. Lets unlock the power of AI together!...

    Top Services:

    • AI Development
    • DevOps Consulting
    • Mobile App Development
    • Software Development
    • Product Design
    • Show more
    Location
    Las Vegas, Nevada
    Number of Employees
    500 - 999
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    28 Projects Listed
    View Profile
    4.9 4.9 (31)

  • Bilberrry

    Verified Verified by the DesignRush team for authenticity and credibility.
    Award Winning Web Design & Development Agency

    Award Winning Web Design & Development Agency

    Bilberrry builds web and mobile apps, headless eCommerce, and AI-enabled experiences for Deloitte, Harvard, and GoFundMe.org. The software development company is recommended for mid-market and enterprise organizations needing a strategic Seattle-based development partner...

    Top Services:

    • Web Development
    • Web Design
    • Software Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Portfolios Count
    19 Projects Listed
    View Profile
    4.9 4.9 (28)

  • Digis

    Certified Experts, Patented Excellence

    Certified Experts, Patented Excellence

    Digis is a Software Development company with a team of 200+ professionals dedicated to Custom Development (Web & Mobile) and design. We have a wealth of experience across several industries, particularly in Education, Healthcare, Fintech, E-Commerce, Media & Entertainment, GIS and Automotive...

    Top Services:

    • Staff Augmentation
    • Web Design
    • Web Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    New York City, New York
    Number of Employees
    100 - 249
    Average Hourly Rate
    $39/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    22 Projects Listed
    View Profile
    4.9 4.9 (28)
    3.0 3.0 (2)

  • Mindrops

    Web and Mobile Apps Development Company

    Web and Mobile Apps Development Company

    Mindrops is an AI-driven digital technology company delivering future-ready solutions. We build intelligent websites, smart eCommerce platforms, mobile apps, and custom software-scalable, secure, and user-friendly. Our AI expertise drives automation and business growth...

    Top Services:

    • Web Development
    • IT Services
    • AI Development
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Delhi, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    20 Projects Listed
    View Profile
    4.9 4.9 (26)
    4.9 4.9 (119)

  • Baunfire

    Verified Verified by the DesignRush team for authenticity and credibility.
    A Digital Agency Focused on Web.

    A Digital Agency Focused on Web.

    Baunfire is a digital agency based in Silicon Valley, delivering elevated corporate websites for leading technology brands, B2B companies, venture capital firms, and their funded portfolio businesses...

    Top Services:

    • Web Design
    • UI/UX Design
    • Web Development
    • Software Development
    • Graphic Design
    • Show more
    Location
    San Jose, California
    Number of Employees
    50 - 99
    Portfolios Count
    17 Projects Listed
    View Profile
    4.9 4.9 (25)
    4.8 4.8 (37)

  • HTMLPanda

    Reliable Web Development Company

    Reliable Web Development Company

    HTMLPanda is a leading website development company founded in 2014. With offices in Boston, Walpole & NYC, we have collaborated with clients all over the world. Our cutting-edge web development services include WordPress development, Drupal development, Woocommerce development, Shopify development...

    Top Services:

    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Boston, Massachusetts
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    27 Projects Listed
    View Profile
    4.9 4.9 (25)
    3.7 3.7 (3)

  • Digital Aptech

    Digitally Transforming Brands Across the Globe

    Digitally Transforming Brands Across the Globe

    Digital Aptech Pvt. Ltd is an ISO 9001 and 27001 Certified Kolkata-based CMMI Level 3 IT Support and Services Company dedicated to delivering high-quality and world-class business IT solutions for start-ups, SMEs, emerging and global brands...

    Top Services:

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • IT Services
    • Web Design
    • Show more
    Location
    Kolkata, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Portfolios Count
    11 Projects Listed
    View Profile
    4.9 4.9 (24)
    4.6 4.6 (192)

  • ELEKS

    Verified Verified by the DesignRush team for authenticity and credibility.
    ELEKS, a trusted partner for guaranteed software engineering excellence, quality, and transparency.

    ELEKS, a trusted partner for guaranteed software engineering excellence, quality, and transparency.

    ELEKS builds custom enterprise software across fintech, healthcare, energy, and logistics, with 1,000+ projects delivered over 30 years. It serves Fortune 500 companies and names like DPD and Drax. The software development firm is best for mid-to-large enterprises needing complex software development...

    Top Services:

    • Software Development
    • Mobile App Development
    • Cloud Consulting
    • Cybersecurity
    • AI Development
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    12 Projects Listed
    View Profile
    4.9 4.9 (22)
    5.0 5.0 (1)

  • Rushkar Technology Pvt. Ltd.

    Software & Mobile Application Development Company.

    Software & Mobile Application Development Company.

    Rushkar Technology Pvt. Ltd. is a premier software development company based in India, renowned for its commitment to delivering high-quality, timely, and cost-effective offshore software and mobile application solutions. At Rushkar, we prioritize long-term relationships and client satisfaction, ensuring that...

    Top Services:

    • Software Development
    • Mobile App Development
    • Staff Augmentation
    • eCommerce Development
    • Web Development
    • Show more
    Location
    Ahmedabad, India
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.9 4.9 (21)

  • Enterprise Monkey

    Custom AI and Software development solutions

    Custom AI and Software development solutions

    Australias leading AI and software company, Enterprise Monkey helps organisations automate intelligently, scale faster, and work smarter. We build powerful custom systems that reduce costs, boost efficiency, and drive long-term partnerships through real-world innovation...

    Top Services:

    • Web Design
    • Mobile App Development
    • Digital Strategy
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Geelong, Australia
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    5 Projects Listed
    View Profile
    4.9 4.9 (19)
    5.0 5.0 (9)

  • Successive Digital

    Digital Transformation Company. App & Web Development, Cloud, Consulting.

    Digital Transformation Company. App & Web Development, Cloud, Consulting.

    Embark on a journey of innovation and growth with Successive Technologies, a pioneering software development and eCommerce app development company committed to turning business ideas into thriving realities...

    Top Services:

    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Coppell, Texas
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Portfolios Count
    23 Projects Listed
    View Profile
    4.9 4.9 (17)

  • Mobcoder

    AI-Native, Business-Ready Development Services. Engineered to Scale

    AI-Native, Business-Ready Development Services. Engineered to Scale

    At Mobcoder AI, certified engineers and data scientists help you identify high-ROI AI use cases and operationalize them at scale. With 150+ deployments, CMMI Level 3 certification and 12+ years of experience, we build AI solutions governed by design and model-agnostic frameworks...

    Top Services:

    • Mobile App Development
    • AI Development
    • Software Development
    • Web Development
    • VR/AR
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    14 Projects Listed
    View Profile
    4.9 4.9 (15)
    4.9 4.9 (11)

  • CraftedQ

    Top 1% Software Development Company Trusted By Fortune 500

    Top 1% Software Development Company Trusted By Fortune 500

    CraftedQ is a one-stop shop for all your digital needs. Our team of 300+ experts in full-stack development, DevOps, cloud architecture, product development, digital consulting, UI/UX design and project management can help your business create a comprehensive digital presence...

    Top Services:

    • Software Development
    • Web Development
    • Mobile App Development
    • Staff Augmentation
    • WordPress Website Design
    • Show more
    Location
    Houston, Texas
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    14 Projects Listed
    View Profile
    4.9 4.9 (15)

  • Rivell

    Managed IT Support & Consulting Services Company

    Managed IT Support & Consulting Services Company

    Rivell is a leading Managed IT Services Provider (MSP) based in New Jersey, serving clients in North America. With a team of experienced IT professionals, Rivell offers a comprehensive suite of IT solutions tailored to meet each client's unique needs...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Cybersecurity
    • Managed Services
    • Software Development
    • Show more
    Location
    Mantua Township, New Jersey
    Number of Employees
    Under 49
    Average Hourly Rate
    $40/hr
    Portfolios Count
    4 Projects Listed
    View Profile
    4.9 4.9 (14)
    5.0 5.0 (179)

  • The NineHertz

    Mobile App Development Company

    Mobile App Development Company

    No matter what your niche is, we will help build mobile apps for your business. Choose our best application development company for building apps in any business vertical...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • UI/UX Design
    • AI Development
    • Show more
    Location
    Atlanta, Georgia
    Number of Employees
    250 - 499
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    13 Projects Listed
    View Profile
    4.9 4.9 (13)
    5.0 5.0 (7)

  • Plego

    Shaping the Future of Technology

    Shaping the Future of Technology

    When enterprise clients need scalable custom platforms, Plego builds web, mobile, and AI solutions using React, Node.js, Python, and .Net. Founded in 2002 and headquartered in Chicago, the firm has delivered software for Apple TV+, NBCUniversal, Google, Fitbit, and Berkshire Hathaway across eCommerce, ERP...

    Top Services:

    • Web Development
    • eCommerce Development
    • Software Development
    • Web Design
    • AI Development
    • Show more
    Location
    Chicago, Illinois
    Number of Employees
    Under 49
    Average Hourly Rate
    $105/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    13 Projects Listed
    View Profile
    4.9 4.9 (13)
    4.9 4.9 (11)

  • Mobirevo

    Making functional and user friendly software's for humans

    Making functional and user friendly software's for humans

    Mobirevo is a Leading custom software development agency focused on web, mobile app development & saas application development, Enterprise resource planning, and management software (ERP software development). We are a team of incredible Design & Agile software development experts in all major technology...

    Top Services:

    • Web Design
    • UI/UX Design
    • Web Development
    • Wearables
    • Software Development
    • Show more
    Location
    Port Harcourt, Nigeria
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.9 4.9 (12)

  • QOLOS

    Award Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce

    Award Winning Custom Development Experts | ERP Integration | Shopify/BigCommerce

    QOLOS (pronounced "koh-lohs") is a U.S.-based software development company, specializing in building custom, high-performance digital solutions for brands that demand innovation. From complex ERP integrations to e-commerce solutions - you are in good hands with QOLOS...

    Top Services:

    • Web Development
    • eCommerce Development
    • WordPress Website Design
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Green Bay, Wisconsin
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.9 4.9 (11)
    5.0 5.0 (6)

  • TRIARE

    Verified Verified by the DesignRush team for authenticity and credibility.
    TRIARE unlocks IT potential of YOUR business

    TRIARE unlocks IT potential of YOUR business

    TRIARE builds web and mobile apps for clients like MGM and Amazon, with a focus on transportation, education, and entertainment. Its team serves clients across the US, UK, and Germany. The software development firm is best for startups and SMBs needing a cost-effective offshore development partner...

    Top Services:

    • Mobile App Development
    • WordPress Website Design
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    Cherkasy, Ukraine
    Number of Employees
    50 - 99
    Average Hourly Rate
    $45/hr
    Portfolios Count
    64 Projects Listed
    View Profile
    4.9 4.9 (10)
    5.0 5.0 (2)

  • iVelopment, Inc

    Empowering Innovation Through IT Solutions.

    Empowering Innovation Through IT Solutions.

    iVelopment delivers cutting-edge IT solutions that drive business success. With a focus on personalized service and innovative technologies, we provide tailored software development, systems integration, and IT staffing to help companies stay ahead in a rapidly evolving digital landscape...

    Top Services:

    • Graphic Design
    • Logo Design
    • Web Design
    • Web Development
    • WordPress Website Design
    • Show more
    Location
    Rosario, Argentina
    Number of Employees
    Under 49
    Portfolios Count
    4 Projects Listed
    View Profile
    4.9 4.9 (10)
    5.0 5.0 (1)

  • Quartus Technology, Inc

    The undisputed authority on BLE Bluetooth IoT and AI App Development

    The undisputed authority on BLE Bluetooth IoT and AI App Development

    We are the undisputed authority on Bluetooth BLE, IoT, and AI applications. Our Bluetooth and AI applications have proven to be very effective to clients across the United States and Europe. Call us for a free technical consultation and evaluation of your project...

    Top Services:

    • Mobile App Development
    • Web Development
    • Software Development
    • Product Design
    • AI Development
    • Show more
    Location
    Westport, Connecticut
    Number of Employees
    50 - 99
    Portfolios Count
    16 Projects Listed
    View Profile
    4.9 4.9 (9)
    4.8 4.8 (17)

  • Designli

    Verified Verified by the DesignRush team for authenticity and credibility.
    Build software people actually pay for.

    Build software people actually pay for.

    Designli builds mobile apps, web apps, and SaaS platforms in React Native for clients like Michelin, Hearst, and Goodwill, with 200+ product launches. Its development team uses AI-empowered engineering. The software development agency is best for businesses needing a dedicated, full-time product team...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Greenville, South Carolina
    Number of Employees
    50 - 99
    Average Hourly Rate
    $85/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
    View Profile
    5.0 5.0 (79)
    4.9 4.9 (84)

  • MyCloudPulse Technology Pvt. Ltd.

    Turning Visions into Digital Reality.

    Turning Visions into Digital Reality.

    MyCloudPulse Technology Pvt. Ltd. has a team of enthusiastic tech geeks who are masters of their fields and are passionate about the development technologies. We have ventured with some of the renowned businesses around the globe and understand the needs of the international clients well...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • ERP Consulting
    • Staff Augmentation
    • Show more
    Location
    Jaipur, India
    Number of Employees
    50 - 99
    Average Hourly Rate
    $18/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    25 Projects Listed
    View Profile
    5.0 5.0 (77)
    4.9 4.9 (9)

  • Zazz

    Modern IT. Built Secure. Delivered Right.

    Modern IT. Built Secure. Delivered Right.

    Zazz builds custom enterprise software using Node.js, .NET, Java, and Python, with SOC 2, ISO 27001, and HIPAA compliance. The software development agency serves the Government of Ontario platform and global financial services firms. Best fit for enterprises needing security-first software development...

    Top Services:

    • Mobile App Development
    • IT Services
    • Software Development
    • Staff Augmentation
    • IT Compliance Solution
    • Show more
    Location
    Seattle, Washington
    Number of Employees
    250 - 499
    Average Hourly Rate
    $45/hr
    Portfolios Count
    36 Projects Listed
    View Profile
    5.0 5.0 (76)

  • InoXoft

    Custom Web Application Development Company

    Custom Web Application Development Company

    InoXoft builds custom web, mobile, and AI software using React, Flutter, and Node.js, with 230+ projects across healthcare, fintech, real estate, and logistics. Its ISO-certified team has a 94% client retention rate. The agency is best for startups and SMEs needing senior-led, AI-powered development...

    Top Services:

    • Web Development
    • Big Data Analytics
    • AI Development
    • UI/UX Design
    • Mobile App Development
    • Show more
    Location
    Philadelphia, Pennsylvania
    Number of Employees
    100 - 249
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    15 Projects Listed
    View Profile
    5.0 5.0 (57)
    5.0 5.0 (5)

  • Simpalm

    Promising customized mobile and web app solutions

    Promising customized mobile and web app solutions

    Simpalm builds mobile, web, and AI apps using React Native, Flutter, and Node.js, with clients like University of Maryland and AudioBooksNow. The software development agency serves startups, nonprofits, and government. It’s best for businesses needing a US-based mobile and web development partner...

    Top Services:

    • Mobile App Development
    • Web Development
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Show more
    Location
    Rockville, Maryland
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    22 Projects Listed
    View Profile
    5.0 5.0 (50)
    5.0 5.0 (7)

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