Best US Government Custom Software Development Companies

310 Companies-Rankings updated: September 24, 2026

Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.

United States × Government Custom Software Development × Sort by: Organic Rankings ×Clear Filters
  • Forging Better BrandsForging Intelligent Growth Through Cloud Consulting

    Coforge stands as a global digital services and Cloud Consulting provider, enabling clients to transform through domain expertise and innovative technologies. Focused on select industries, we leverage Cloud, Data, Integration, and Automation to create intelligent businesses. With presence in 21 countries and...

    Top Services:

    • Cybersecurity
    • Digital Marketing
    • Business Consulting
    • IT Services
    • Accounting
    • Show more
    Location
    Atlanta, Georgia
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
  • For more than 25 years, DLT Solutions has been dedicated to accelerating public sector growth for technology companies. Guided by their relentless focus on those challenges, they have grown to be one of the nations top providers of world-class IT solutions...

    Top Services:

    • IT Services
    • Cybersecurity
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Herndon, Virginia
    Number of Employees
    250 - 499
  • Acentra Health delivers a broad range of health information technology enterprise solutions and customizable products to a diverse base of state and federal agencies...

    Top Services:

    • Cybersecurity
    • IT Services
    Location
    McLean, Virginia
    Number of Employees
    1000 & Up
  • IT Solutions for Growing Businesses

    Quisitive is a premier, global Microsoft Partner that harnesses the Microsoft cloud platform, AI, and complementary technologies, including custom solutions and first-party offerings, to generate transformational impact for enterprise customers...

    Top Services:

    • Managed Services
    • AI Development
    • Cybersecurity
    • Software Development
    • IT Services
    • Show more
    Location
    Irving, Texas
    Number of Employees
    1000 & Up
    Portfolios Count
    2 Projects Listed
  • Purpose-Built Government Solutions

    Voyatek is a U.S.-based software and technology consultancy focused on public sector and higher education clients. Serving federal, state, and local agencies, the firm delivers customized data, analytics, AI, integration, and software solutions to improve tax, health, justice, and education systems...

    Top Services:

    • Software Development
    • AI Development
    • IT Services
    Location
    Columbia, Maryland
    Number of Employees
    1000 & Up
  • We Shape the Future of Cyberspace

    Our roots trace directly to cyber and information security and our well documented contributions are proof. Since 2001, we have been working closely with government agencies, academic and business partners to research, develop and deploy cutting-edge security offerings, while also working to influence future...

    Top Services:

    • Cybersecurity
    Location
    Rome, New York
    Number of Employees
    250 - 499
  • Health IT's secret weapon: AI, the audaciously smart choice.

    Audacious Inquiry (AI) champions health IT solutions for federal government clients. From providing actionable health IT insights and crafting strategic plans to monitoring policy implementations and ensuring robust Section 508 compliance, Ai is your comprehensive IT ally...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    • AI Development
    • Cloud Consulting
    • Show more
    Location
    Baltimore, Maryland
    Number of Employees
    100 - 249
    Average Hourly Rate
    $175/hr
    Minimal Budget
    $25,000 - $50,000
  • 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
  • Redefining Healthcare With Digital Transformation

    Cabot Solutions Inc. is a well-established company with a decade-long track record of successful projects in the United States and Canada across various industry domains, technologies, and areas of expertise...

    Top Services:

    • Software Development
    • Mobile App Development
    • Software Testing
    • Cybersecurity
    • Web Design
    • Show more
    Location
    Cleveland, Ohio
    Number of Employees
    100 - 249
    Average Hourly Rate
    $30/hr
    Portfolios Count
    5 Projects Listed
  • Where .NET Meets Innovation, Excellence, and Efficiency

    Solbeg: Your .NET development experts in innovation and technology. Trusted partner, deep expertise, world-changing solutions. As a world-class partner, we excel in consulting, business process automation, technology, and software engineering services...

    Top Services:

    • Mobile App Development
    • Software Development
    Location
    Jersey City, New Jersey
    Number of Employees
    500 - 999
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed

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