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  • Security-Cleared API/Backend Engineer (Java, Python)

    Vantor is seeking an API/Java/Python Developer to join our Services team, working directly with U.S. Government customers to sustain and modernize a Program of Record for all-source FMI. You will design RESTful APIs and microservices in Java and Python, build data pipelines... 
    Suggested

    InvestedintheMission

    Arlington, VA
    4 days ago

  • Backend API Developer

    $119k - $161k

     ...Backend API DeveloperPosition Summary The Backend API Developer builds and operates the service layer behind an operator application in a cyber command center supporting national cyber defense across Critical Infrastructure and government partners. Responsibilities focus... 
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    Temporary work
    Immediate start
    Worldwide
    Flexible hours

    General Dynamics Information Technology

    Arlington, VA
    3 days ago

  • Backend API Developer

    $119k - $161k

     ...Backend API Developer The Backend API Developer builds and operates the service layer behind an operator application in a cyber command center supporting national cyber defense across Critical Infrastructure and government partners. Responsibilities focus on low-latency... 
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    General Dynamics

    Arlington, VA
    4 days ago

  • Senior Full-Stack Engineer: Cloud, APIs & DevOps

     ...International Inc. in McLean, VA is seeking a seasoned Full-stack Software Developer for a 2+ year contract. You will work across frontend and backend technologies, develop scalable RESTful APIs and cloud-based solutions, and collaborate with product and QA teams. Candidates... 
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    Contract work

    TWO95 International

    Mc Lean, VA
    3 days ago

  • Senior Backend & API Engineer (Hybrid) - Microservices

    Exiger is seeking a Senior Software Engineer to design and develop software projects in McLean, VA. This role involves creating and maintaining APIs, collaborating with cross-functional teams, and automating processes. Candidates should have 6+ years of programming experience... 
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    Flexible hours

    Exiger

    Mc Lean, VA
    2 days ago

  • Full-Stack Engineer: AWS, AI-Driven Microservices & Secure APIs

    Spatial Front, Inc. is seeking a Full Stack Developer to design, build, and modernize secure, high-availability systems in a federal Agile environment. You will work on APIs, UI, data integrations, and AI-enabled features, leveraging Node.js, TypeScript, and AWS services... 
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    Spatial Front

    Arlington, VA
    5 days ago

  • Remote Full Stack Developer - Cloud & API Expert

    BayNova is seeking a hands-on Full Stack Developer to join our team in support of a federal government client in a fully remote role. You...  ...experience with Java, JavaScript, and Python, plus cloud, REST APIs, and modern frontend frameworks like Angular. #J-18808-Ljbffr... 
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    Remote job

    BayNova

    Arlington, VA
    5 days ago

  • Backend & API Engineer (Python/Golang, AWS) - Hybrid

    A tech solutions company is seeking a Python Developer with Golang expertise to join their team in McLean, VA. The ideal candidate will...  ...performance. Responsibilities include building high-performance RESTful APIs and integrating applications with cloud environments.... 
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    Lorvenk Technologies

    Mc Lean, VA
    5 days ago

  • Mobile/Web Developer (.Net)

    External Description Mobile/Web Developer (.Net)The Air Line Pilots Association, International (ALPA), the largest airline pilot union...  ...cross-browser compatibility/development, and RESTful Services and APIs are all a definite plus.Experience using automation and web... 
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    Local area
    Remote work
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    Air Line Pilots Association

    McLean, VA
    9 hours ago

  • Java Full Stack Developer APIs, UI & AI Initiatives

    Ampcus, Inc is seeking a skilled Java Full Stack Developer in McLean, VA, to enhance and maintain internal applications. The role primarily involves backend development with Java, Spring, REST, and AWS, alongside UI development using JavaScript, TypeScript, and Angular.... 
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    Ampcus

    Mc Lean, VA
    2 days ago

  • Front End Developer

     ...Duties May Include: Design, develop, and maintain back-end services and APIs Collaborate with front-end developers and stakeholders to deliver end-to-...  ...or STEM-related field ~2+ years of experience with web design and front-end development ~ Proven experience... 
    Suggested
    Full time
    Contract work
    Temporary work

    Trinity Global Consulting

    Springfield, VA
    1 day ago

  • Front-End Developer SME

    $140k - $165k

     ...deployments. BDR is seeking a Front-End Developer SME to join our growing team! This...  ...the development of intuitive, user-centered web interfaces that comply with government accessibility...  ...on front-end performance optimization, API integration, and secure coding best... 
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    Remote job
    Full time
    For contractors
    Work at office
    Work from home
    Home office

    Bdr Solutions Llc

    Herndon, VA
    1 day ago

  • Front-End Developer

     ...Front-End Developer Location: On-site at the National Geospatial-Intelligence Agency (NGA) Clearance Required: Active TS/SCI...  ...Integrate frontend components with backend services and RESTful APIs. Troubleshoot, debug, and optimize frontend code in a cloud-... 
    Suggested
    Full time

    Aerstone

    Springfield, VA
    1 day ago

  • Front End Developer

     ...MANTECH seeks a driven and mission-focused Front-end Developer to join our elite team based in Herndon, VA . In this role, you will...  ...containerization tools such as Docker or Kubernetes Knowledge of RESTful API development and integration Understanding of Linux/Unix... 
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    MANTECH

    Herndon, VA
    9 hours ago

  • Software/Web Developer - Level 4-5

     ...usability testing with cleared personnel to develop intuitive user flows and wireframes....  ...Design and develop responsive, user-focused web interfaces using modern frameworks such as...  ...integrating user interfaces with RESTful services/APIs Desired: Experience implementing... 
    Suggested
    Full time

    Global Dimensions

    Reston, VA
    1 day ago

  • Front End Web Developer (TS/SCI)

    $95k - $105k

     ...Front End Web Developer | TS/SCI Quantico, VA Overview This role supports analysts and mission partners within the Marine Corps...  ...the work involves integrating front-end applications with REST APIs and back-end services to deliver seamless and reliable user experiences... 
    Temporary work
    Flexible hours

    Xcellent Technology Solutions , Inc.

    Quantico, VA
    4 days ago

  • Front End Software Developer

    $82.1k - $172.4k

    Job Title: Front End Software Developer Job Category: Engineering Time Type: Full time...  ...responsible for developing and maintaining web applications, ensuring a seamless user...  ...e.g., Git). ~ Familiarity with RESTful APIs and websockets. ~ Excellent problem-solving... 
    Full time
    Contract work
    Work experience placement
    Remote work
    Flexible hours

    Caci

    Sterling, VA
    1 day ago

  • Front-End Software Developer (TS/SCI Cleared) lever test random keyword for testing

    $120k - $155k

     ...complex environments. Key Responsibilities Design, develop, and maintain responsive, user-focused web applications Translate UI/UX design wireframes...  ...accessibility Integrate front-end interfaces with APIs and backend services Participate in code reviews and... 
    Full time

    Latitude

    Reston, VA
    1 day ago

  • Marvelous FrontEnd Software Engineer (2+ years - Senior Level)

     ...join us to work on cloud-native full-stack web applications, advanced data analysis tools...  .... Our engineer-led software teams develop technical solutions on an aggressive schedule...  ...working on fullstack solutions with REST APIs and complex data Experience with SDLC tools... 
    Full time
    For subcontractor

    Black Cape

    Arlington, VA
    1 day ago

  • TSSCI w/Poly Front-End Software Engineer

     ...Front-End Software Engineer will design and develop complex new software products, or make...  ...interfaces. · Experience in optimizing web applications for performance and usability...  ...Experience with integrating with third part APIs. · Proficient understanding of code versioning... 
    Full time

    Leading Path Consulting

    McLean, VA
    1 day ago

  • DSCA Full Stack Front-End Developer Mid (Software Development Analyst) - 29702

    $110k - $135k

     ...Technologies! We are seeking a Full Stack Front-End Developer Mid-level (Software Development Analyst)...  ..., develop, and modernize enterprise web applications with a strong emphasis on...  ...SharePoint Framework (SPFx), SharePoint APIs, Microsoft Graph API, Power Apps, and... 
    Full time
    Work at office
    Local area
    Work from home
    Worldwide
    Home office

    HII Mission Technologies Division

    Arlington, VA
    4 days ago

  • Web Developer

     ...DescriptionUSM Business Systems Inc. is a quickly developing worldwide System Integrator, Software and...  ...Description:• Experience with responsive web design utilizing Content Management...  ...2008/2013, SQL Server, Web Services, Web API• Strong understanding and experience in... 
    Worldwide

    USM Systems

    Winchester, VA
    2 days ago

  • Senior Front End Developer

    $100k - $185k

    OverviewAs a Senior Front-End Developer, you will collaborate with designers, product owners...  ...intuitive, high-performance, and accessible web applications. We are looking for...  ...applications.Integrate front-end components with APIs and microservices to ensure seamless end-... 

    Steampunk

    McLean, VA
    1 day ago

  • Web Developer Mid

    $103.8k - $218.1k

    Job Title: Web Developer MidJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee...  .... • Writes interfaces and conversion routines leveraging web APIs. • Supports formal testing in controlled environment before... 
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International

    Chantilly, Loudoun County, VA
    1 day ago

  • Geospatial Front-End Developer

     ...Sciences is seeking a full-time Geospatial Front-End Developer to join to design, build, and maintain our web-based mapping application that supports mission-...  ...development, experienced with the ArcGIS JavaScript API (4.x), and capable of supporting geospatial data processing... 
    Full time

    ASRC Federal Holding Company

    Reston, VA
    3 days ago

  • ServiceNow Front-End Developer

     ...currently seeking a ServiceNow Front-End Developer to join our team in Herndon, Virginia (US-...  ...enterprise-level platformDeveloping across Web technologies - Java, JavaScript, HTML, and...  ...ServiceNow.Develop web service in JavaScript for API.Develop new features within client... 

    NTT DATA

    Herndon, VA
    1 day ago

  • UI developer

    $60k

     ...process oriented approach enables clients to develop cost effective and robust solutions. We...  ...front-end applications with various types of APIs, and are comfortable with authentication...  ...basic/OAuth/SAML)  Familiar with common web application security concerns and you know... 
    Permanent employment
    Full time
    Contract work
    Temporary work
    Work experience placement
    Relocation package

    Dellfor Technologies

    Virginia Beach, VA
    1 day ago

  • Web Application Developer with Polygraph

    $120.8k - $265.8k

    Job Title: Web Application Developer with PolygraphJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start:...  ...plus)Proficiency in using MVC patternsGreat understanding of APIs and REST Web Services3 or more years of experience... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Herndon, VA
    9 hours ago

  • Front-End Software Engineer

    $77.6k - $176k

     ...adoption, and save time and resources. We’re looking for you, a web developer who will use equal parts skill and vision to create an...  ...SPAs on S3 or CloudFront and serverless integration with Lambda API GatewayExperience with modern CSS approaches, including Tailwind... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    4 days ago

  • Senior Front-End Software Development Engineer

     ...and build secure, scalable, and intuitive web applications that enable analysts and decision...  ....Principal Responsibilities:Design, develop, test, and maintain modern web-based user...  ...end and data engineering teams to integrate APIs, data services, and visualization components... 
    Full time
    Work at office
    3 days per week

    Maxar Technologies

    Herndon, VA
    9 hours ago