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  • $125k - $250k

     ...Software Engineer – TS/SCI with Full Scope Polygraph Location: Chantilly, VA — On-Site Salary: $125,000–$250,000 per year Employment Type: Full-Time Position Overview We are seeking a Software Engineer to support mission-critical software development... 
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    Full time

    Stealth Startup

    Chantilly, Loudoun County, VA
    10 hours ago
  • $125k - $250k

     ...Job Description Software Engineer – TS/SCI with Full Scope Polygraph \n Location: Chantilly, VA — On-Site \n Salary: $125,000–$250,000 per year \n Employment Type: Full-Time \n \n Position Overview \n We are seeking a Software Engineer to support... 
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    Full time

    Stealth Startup

    Chantilly, Loudoun County, VA
    a month ago
  •  ...Venture-backed AI technology startup in the ventilation systems manufacturing industry is looking to add a Forward Deployed Software Engineer to its growing team in McLean, Virginia (hybrid). This is an opportunity to build and deploy AI-powered software directly with... 
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    Full time
    Flexible hours

    Stem IT

    McLean, VA
    2 days ago
  • $143.7k - $194.4k

     ...customers place in Amazon. And we do it like a startup: an owner's mentality in everyone, and real investment in turning new engineers into strong builders. We move fast, we ship...  ...- 3+ years of non-internship professional software development experience- 2+ years of non-... 
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    Internship
    Flexible hours
    Day shift

    AmazonWebServices

    Herndon, VA
    1 day ago
  • $114k - $140k

    Responsibilities Technica Corporation is seeking highly skilled Full-Stack Software Engineer to drive rapid development in an AI-assisted environment. Candidates must be adept at leveraging AI coding assistants (e.g., Claude, Amazon Q Developer) to accelerate delivery... 
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    Work experience placement
    Remote work

    Technica Corporation

    Chantilly, Loudoun County, VA
    1 day ago
  • $86.8k - $198k

    Back End Software EngineerThe Opportunity:As a back-end developer, you know that a good site or system needs the right combination of...  ...looking for an experienced back-end developer with the software engineering skills it takes to identify potential risks, contribute to... 
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    Local area
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    4 days ago
  • $98.5k - $206.8k

    Job Title: Full Stack Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee...  ...:We are seeking a talented and motivated Senior Software Engineer to join our dynamic team. As a key contributor, you will design... 
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    Local area
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    CACI International

    Chantilly, Loudoun County, VA
    5 days ago
  • $112.8k - $257k

    Full-Stack Software EngineerThe Opportunity:As a software engineer, you know that good software is more than just a nice-looking interface and data. You need the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’... 
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    Part time
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    Local area
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    5 days ago
  • $82.1k - $172.4k

    Job Title: Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee...  ...Opportunity:CACI is seeking a talented and motivated Software Engineer to support the technology modernization for a suite of legacy... 
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    CACI International

    Chantilly, Loudoun County, VA
    1 day ago
  • $69.4k - $158k

    Software EngineerThe Opportunity: Booz Allen is looking for a Software Engineer who is driven by purpose and ready to build software that directly supports mission‑critical operations across the space domain. In this role, you’ll design, develop, and enhance the software... 
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    1 day ago
  • Software Engineer/Developer TS/SCI FSPDepartment: Government Customer- ChantillyLocation: Chantilly, VAACTIVE TS/SCI CLEARANCE with FS poly REQUIREDSoftware Engineer/Developer (Any Level)Responsibilities:Significant proficiency in an object oriented programming language... 
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    Tenica and Associates

    Chantilly, Loudoun County, VA
    1 day ago
  • $69.1k - $141.5k

    Job Title: Software EngineerJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage...  ...'s Radar and Sensor Technologies group is seeking aspiring engineers, signals analysts, and physicists to join our team to support... 
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    CACI International

    Chantilly, Loudoun County, VA
    4 days ago
  • $150k - $185k

    As an experienced Software Engineer with MTSI you will be responsible for designing, implementing, and maintaining real-time data ingestion infrastructure for a project using an agile development model. This position will be located in Chantilly, VA.Your essential job functions... 
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    Modern Technology Solutions

    Chantilly, Loudoun County, VA
    3 days ago
  • $86.8k - $198k

    Software EngineerThe Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code...  .... We’re looking for a back-end developer with the software engineering skills it takes to help identify potential risks, contribute to... 
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    Part time
    Work at office
    Local area
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    13 hours ago
  •  ...for the United States Defense and Intelligence Communities in support of national security.Rincon Research Corporation seeks a Software Engineer to create cutting edge software and cloud computing solutions to challenging national security and defense signal processing,... 
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    Temporary work
    Remote work
    Flexible hours

    Rincon Research

    Chantilly, Loudoun County, VA
    1 day ago
  • $120k - $140k

     ...manufacturing, turning abstract ideas into realities that transform the world for good. Your impact Jacobs/BlackLynx is seeking a Software Engineer with 5+ years of experience in designing, building, integrating, and supporting mission-focused software systems. This role is... 
    Remote work

    Jacobs

    Chantilly, Loudoun County, VA
    1 day ago
  • $100k - $200k

     ...over 25 years, our team provides expertise in network, system engineering and both offensive and defensive cybersecurity operations.What...  ...ensure today is safe and tomorrow is smarter.ANS is seeking a Sr. Software Engineer (Service Now) to join our team in Chantilly, VA.... 
    Temporary work
    Local area

    Applied Network Solutions

    Chantilly, Loudoun County, VA
    1 day ago
  • $98k - $123k

     ...Intelligence Communities in support of national security.Rincon Research Corporation (RRC), an employee-owned company, is seeking an Jr. Software Engineer to work in a multi-disciplinary R&D environment with similarly motivated electrical engineers, mathematicians, and analysts... 
    Temporary work
    Flexible hours

    Rincon Research

    Chantilly, Loudoun County, VA
    1 day ago
  • $131.3k - $237.35k

    Join a Mission That Matters!Are you a highly skilled Software Engineer ready to tackle complex technical challenges that directly support our nation’s intelligence mission? Leidos is seeking an accomplished Software Engineer Subject Matter Expert (SME) to join the Chinook... 
    Full time
    Contract work
    For contractors

    Leidos

    Chantilly, Loudoun County, VA
    4 days ago
  • $160k - $190k

    Job DescriptionEverforth ECS is seeking a Software Engineer to work in an onsite capacity at our Chantilly, VA customer site. Note: Contingent upon contract awardEverforth ECS is seeking an innovative and articulate Software Engineer to support the execution of a variety... 
    Contract work

    ECS Federal

    Chantilly, Loudoun County, VA
    1 day ago
  • $107.9k - $195.05k

    This position is for a software engineer to join a small development team. This engineer will be responsible for participating in all aspects of the software development life cycle including requirements definition and analysis, coding and implementation, system test, and... 
    Full time
    Work experience placement
    Flexible hours

    Leidos

    Chantilly, Loudoun County, VA
    3 days ago
  • $107.9k - $195.05k

    Leidos is seeking a Software Developer for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well...  ..., Attributes and Digital Policy Management. The Software Engineer will work with a large team of developers, software engineers and... 
    Full time

    Leidos

    Chantilly, Loudoun County, VA
    3 days ago
  • OverviewWe are seeking a Software Engineer to join an Agile development team responsible for designing, developing, testing, and maintaining applications that support critical customer requirements. The ideal candidate will bring strong full-stack development experience... 

    VTG

    Chantilly, Loudoun County, VA
    4 days ago
  • $135k - $175k

     ...service for cloud-agnostic deployments and automation. It's designed to automate data management and security. We are seeking a Software Engineer passionate about formulating new solutions, to join our on-site team in Northern Virginia. We live a team-driven approach... 
    Full time
    Work at office
    Immediate start
    Flexible hours

    Jacobs

    Chantilly, Loudoun County, VA
    1 day ago
  • Junior Software Engineer - Modeling & Simulation (Full-Stack) - TS/SCI Department: Govt Customer-ChantillyLocation: Chantilly, VAACTIVE TS/SCI CLEARANCE REQUIREDAbout the ProgramWe are architecting a next-generation ecosystem designed to maintain a decisive competitive... 
    Shift work

    Tenica and Associates

    Chantilly, Loudoun County, VA
    5 days ago
  • $100k - $200k

     ...over 25 years, our team provides expertise in network, system engineering and both offensive and defensive cybersecurity operations.What...  ...ensure today is safe and tomorrow is smarter.ANS is seeking a Software Engineer to join our team in Chantilly, VA.RequirementsTS/SCI... 
    Temporary work
    Work at office
    Local area
    Shift work

    Applied Network Solutions

    Chantilly, Loudoun County, VA
    1 day ago
  • OverviewWe are seeking an experienced Senior Software Engineer to provide development engineering and programming support for software projects and infrastructure support activities.The successful candidate will be responsible for designing, developing, modernizing, and... 

    VTG

    Chantilly, Loudoun County, VA
    3 days ago
  • $146k - $234k

    ResponsibilitiesAs a Senior Software Engineer at Peraton, you will play a key role in designing, developing, testing, and deploying new features for a critical data transmission application that directly supports the US intelligence community. You will collaborate with... 
    Contract work
    Shift work

    Peraton Corporation

    Chantilly, Loudoun County, VA
    1 day ago
  • OverviewVTG is seeking a Software Engineer-Expert for a 200+ FTE technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management. The Software Engineer will work with... 

    VTG

    Chantilly, Loudoun County, VA
    3 days ago
  • $190k - $260k

     ...disciplinary R&D environment with likeminded motivated electrical engineers, mathematicians, and computer scientists who are collectively...  ...geolocation algorithms, implementing them in efficient software, testing with real-world data, and deploying to front-line customer... 
    Temporary work
    Remote work
    Flexible hours

    Rincon Research

    Chantilly, Loudoun County, VA
    5 days ago