Backend Developer jobs in Washington hiring now at vetted startups and product companies on Alion, updated daily. Average salary around $221,998/year. Compare remote, hybrid and on-site positions with relocation and visa sponsorship. Browse and apply today.
ais.com • HQ: Reston, United States • Information Technology • Cloud Consulting & Migration • 201-500 employees • Est. 1982 • Trust B • Hiring 27, 2 new
HQ: Reston, United States • Information Technology • Cloud Consulting & Migration • 201-500 employees • Est. 1982 • Trust B • Hiring 27, 2 new
Headquartered in Reston, Virginia (with additional regional offices across the United States and India), Applied Information Sciences (AIS) is an employee-owned IT consulting and cloud services firm specializing in cloud transformation, application modernization, and enterprise data solutions. Operating as an elite Microsoft Solutions Partner with a relationship spanning several decades, the company delivers technical advisory, software engineering, and systems integration services tailored for commercial enterprises and United States federal defense, civilian, and intelligence agencies.
leolabs.space • HQ: Menlo Park, United States • Ground Systems • Space Defense • Space Services • 201-500 employees • Est. 2016 • Trust B • Hiring 27
HQ: Menlo Park, United States • Ground Systems • Space Defense • Space Services • 201-500 employees • Est. 2016 • Trust B • Hiring 27
LeoLabs is a space situational awareness company headquartered in Menlo Park, California, and founded in 2016 as a spin-off from SRI International. The company operates a global network of phased array radars that track satellites and debris in low Earth orbit, publishing conjunction warnings and orbit determination data. It sells to satellite operators, insurers, and defense agencies that need independent tracking of objects and manoeuvres above the atmosphere.
up to $186k per year • Equity • Senior • 5+ years exp • Washington • Chantilly • Remote (United States) • Bachelor's Degree • Contractor • TS/SCI • Senior
kapitus.com • HQ: Arlington, United States • Leasing, Auto & Equipment Finance • Financial Services • Business & SME Lending • 201-500 employees • Est. 2006 • Trust A • Hiring 18, 3 new
HQ: Arlington, United States • Leasing, Auto & Equipment Finance • Financial Services • Business & SME Lending • 201-500 employees • Est. 2006 • Trust A • Hiring 18, 3 new
Get a Business Loan Today. Get multiple offers & pick the loan that fits your business. Term Loans, Line of Credit $5k to $5 million dollars.
icf.com • HQ: Reston, United States • Artificial Intelligence • Government • Energy Efficiency • Digital Government • Management Consulting • 5000+ employees • Est. 1969 • Trust A • Hiring 367, 22 new
HQ: Reston, United States • Artificial Intelligence • Government • Energy Efficiency • Digital Government • Management Consulting • 5000+ employees • Est. 1969 • Trust A • Hiring 367, 22 new
ICF International is an American consulting and technology services firm founded in 1969 as the Inner City Fund, and it now works predominantly for United States federal, state and local government clients. Its practice areas cover public health programmes, energy efficiency and utility programme delivery, disaster recovery and resilience, environmental assessment, transportation planning and the digital modernisation of agency systems, alongside a marketing services business serving both public and commercial clients. Headquartered in Reston, Virginia and listed on Nasdaq, it employs around nine thousand people and depends heavily on federal contract awards.
akumeninc.com • Washington • Reston • Digital Government • IT Consulting & Digital Transformation • Hiring 6
Washington • Reston • Digital Government • IT Consulting & Digital Transformation • Hiring 6
Akumen, Inc. empowers Federal agencies with innovative IT solutions, enabling more efficient & safer communities through IT modernization, & data insights.
people.inc • HQ: New York, United States • Content Creation • Advertising • Publishing • Digital Media • 1001-5000 employees • Est. 1902 • Trust A • Hiring 27, 1 new
HQ: New York, United States • Content Creation • Advertising • Publishing • Digital Media • 1001-5000 employees • Est. 1902 • Trust A • Hiring 27, 1 new
People Inc. is a digital and print media publisher headquartered in New York City, tracing its corporate history to Meredith Corporation, founded in 1902. The company owns brands including People, Better Homes & Gardens, Allrecipes, Food & Wine, Travel + Leisure, Verywell, and Investopedia, reaching a large share of the United States online audience. It took its current name in 2025 after operating as Dotdash Meredith, remains a subsidiary of IAC, and keeps offices in New York, Des Moines, and Birmingham.
$125k – $150k per year • Senior • 6+ years exp • Hybrid (New York, Washington, Los Angeles, Des Moines, Chicago, United States) • Bachelor's Degree • Full-Time • Senior
boozallen.com • HQ: McLean, United States • Intelligence • Management Consulting • National Security • IT Consulting & Digital Transformation • 5000+ employees • Est. 1914 • IT services • Trust A • Hiring 1519, 159 new
HQ: McLean, United States • Intelligence • Management Consulting • National Security • IT Consulting & Digital Transformation • 5000+ employees • Est. 1914 • IT services • Trust A • Hiring 1519, 159 new
Booz Allen Hamilton is an American consulting firm founded in 1914 that has spent most of the past century working for the United States government, and today derives almost all of its revenue from federal clients. It supplies technology and mission services to defence, intelligence, civil and health agencies, covering systems engineering, cyber operations, data platforms and increasingly artificial intelligence deployed inside classified environments. Headquartered in McLean, Virginia and listed on the New York Stock Exchange, it employs tens of thousands of security-cleared staff and competes with the other large federal services contractors for multi-year programme awards.
comcast.com • HQ: Philadelphia, United States • Telecommunications • Government • Streaming & OTT Platforms • Broadband • Broadcasting • 5000+ employees • Est. 1963 • NYSE: CCZ • Trust A • Hiring 542, 63 new
HQ: Philadelphia, United States • Telecommunications • Government • Streaming & OTT Platforms • Broadband • Broadcasting • 5000+ employees • Est. 1963 • NYSE: CCZ • Trust A • Hiring 542, 63 new
Comcast is an American media and telecommunications group founded in 1963 that grew from a single cable system in Mississippi into the largest broadband provider in the United States. Its connectivity business supplies internet, video, mobile and business services under the Xfinity brand, and it owns NBCUniversal, which combines broadcast and cable networks, the Universal film and television studios, the Peacock streaming service and theme parks, alongside the British operator Sky. Headquartered in Philadelphia and listed on Nasdaq, it separated most of its cable networks into a standalone company in 2025.
expedia.com • New York • San Francisco • Bengaluru • Chicago • London • Vacation Rentals • Travel & Tourism • Travel Agencies • 1001-5000 employees • Hiring 125, 13 new
New York • San Francisco • Bengaluru • Chicago • London • Vacation Rentals • Travel & Tourism • Travel Agencies • 1001-5000 employees • Hiring 125, 13 new
Expedia is a global travel company that helps travellers discover and book trips. Expedia Group connects travellers, partners and advertisers through its consumer brands, a B2B network and a travel advertising business, and hires software development engineers, including full-stack engineers in Austin. The company is based in the United States.
gibsondunn.com • HQ: Los Angeles, United States • Legal Services • 1001-5000 employees • Est. 1890 • Trust A • Hiring 105, 15 new
HQ: Los Angeles, United States • Legal Services • 1001-5000 employees • Est. 1890 • Trust A • Hiring 105, 15 new
Gibson Dunn (Gibson, Dunn & Crutcher LLP) is an international law firm specializing in high-stakes litigation, complex corporate transactions, and regulatory defense. Headquartered in Los Angeles, California, the firm operates an extensive network across North America, Europe, the Middle East, and Asia. Powered by practice groups in appellate law, antitrust, white-collar defense, private equity, and cross-border M&A, it enables global corporations, financial institutions, and sovereign entities to navigate multi-jurisdictional legal challenges and strategic transactions.
methodfi.com • HQ: Austin, United States • Financial Software & Embedded Finance • 51-200 employees • Startup • Trust A • Hiring 6
HQ: Austin, United States • Financial Software & Embedded Finance • 51-200 employees • Startup • Trust A • Hiring 6
Method Financial, represented by methodfi.com, is a financial technology company that offers an API platform enabling developers and businesses to access and manage consumer liabilities such as loans and credit accounts. Its services include data connectivity and payment initiation tools that support applications for debt repayment refinancing and financial management.
actif.ai • HQ: Washington, United States • Sales Enablement • Broadband • Est. 2021 • Startup • Hiring 4
HQ: Washington, United States • Sales Enablement • Broadband • Est. 2021 • Startup • Hiring 4
Actifai is broadband's original AI-powered sales platform, helping providers grow since 2019.From small rural ISPs to multi-state operators, Actifai is the only AI solution explicitly built for broadband sales, driving measurable lifts in take rate, ARPU, and retention. Whether for website ecommerce, CSR-led calls, or door-to-door, our AI software helps ISPs maximize customer acquisition while transforming their subscribers' experience. For years, only the largest ISPs could meaningfully use AI-we changed that.
hatchit.io • HQ: Tysons, United States • Recruiting & Staffing • Est. 2012 • Trust B • Hiring 23
HQ: Tysons, United States • Recruiting & Staffing • Est. 2012 • Trust B • Hiring 23
Hatch IT is a specialized recruitment and talent acquisition firm based in Tysons, Virginia, and founded in 2012. The company provides a range of hiring solutions for early-stage and high-growth startups, including embedded recruiting (RPO), contingency search, contract-to-hire, and executive placement services. It focuses on scaling engineering, product, and data teams within sectors such as defense, cybersecurity, healthcare, and artificial intelligence primarily in the United States.
helsing.ai • HQ: Munich, Germany • Military Drones • National Security • Defense AI • 1001-5000 employees • Est. 2021 • Trust B • Hiring 151, 8 new
HQ: Munich, Germany • Military Drones • National Security • Defense AI • 1001-5000 employees • Est. 2021 • Trust B • Hiring 151, 8 new
Helsing is a European defence technology company headquartered in Munich, Germany, that develops artificial intelligence software for military platforms and builds its own systems, including strike drones and uncrewed aircraft, for armed forces of democratic states. Founded in 2021, it has grown into one of the most heavily funded defence start-ups in Europe and operates offices in Berlin, London, Paris, Stockholm, Barcelona and Washington. It recruits systems, test, flight dynamics, manufacturing and quality engineers for weapon integration and armament control work, along with procurement, logistics, legal, payroll and supply chain staff.
konghq.com • HQ: San Francisco, United States • Developer Tools • Integration & API Management • 1001-5000 employees • Est. 2009 • Trust A • Hiring 86, 9 new
HQ: San Francisco, United States • Developer Tools • Integration & API Management • 1001-5000 employees • Est. 2009 • Trust A • Hiring 86, 9 new
Kong builds API connectivity software, starting with the widely deployed open-source Kong Gateway and extending into a service mesh, an ingress controller and an AI gateway that governs traffic to language models. Its platform handles authentication, rate limiting, observability and routing for the interfaces that connect internal services, partners and customers across cloud and on-premise environments. The company began life as the API marketplace Mashape before pivoting to infrastructure, and now sells to large enterprises worldwide.
metrostar.com • HQ: Reston, United States • AI Consulting & Integration • Digital Government • IT Consulting & Digital Transformation • 51-200 employees • Est. 1999 • Trust A • Hiring 67, 8 new
HQ: Reston, United States • AI Consulting & Integration • Digital Government • IT Consulting & Digital Transformation • 51-200 employees • Est. 1999 • Trust A • Hiring 67, 8 new
MetroStar is a digital transformation and IT services enterprise specializing in human-centered technology solutions for the public sector. The company focuses on software engineering, artificial intelligence and machine learning (AI/ML) integration, cloud modernization, cybersecurity, and digital infrastructure services. Headquartered in Reston, Virginia, it serves defense, national security, and civilian federal agencies across North America.
