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  • 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... 
    Suggested

    Spatial Front, Inc.

    Arlington, VA
    1 day ago

  • Remote Full-Stack Developer — Data Viz & API Focus

    Booz Allen Hamilton is seeking a Mid-level Full Stack Developer to build modern full‑stack web applications, visualizations, and APIs. You’ll collaborate with a cross‑functional team of software engineers, data scientists, and modelers to translate analytics into accessible... 
    Suggested
    Remote job

    Phase2 Technology

    Arlington, VA
    2 days ago

  • Junior Full-Stack Developer — .NET Core & REST APIs (DC Onsite)

     ...Evolution is seeking a Junior Full-Stack Developer to support the development and maintenance...  ...Agile environment while building modern web applications. The ideal candidate will be...  ...the development and integration of RESTful APIs. Build and maintain responsive user... 
    Suggested
    Full time
    Temporary work
    Internship

    Pioneering Evolution, LLC

    Arlington, VA
    5 days 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... 
    Suggested
    Full time
    For subcontractor

    Black Cape

    Arlington, VA
    12 hours ago

  • API/Java/Python Developer, SME TS Clearance REQUIRED

     ...API/Java/Python Developer, SME TS Clearance Required CGI Federal has an exciting opportunity for an API/Java/Python Developer within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace with... 
    Suggested

    CGI

    Arlington, VA
    3 days ago

  • Senior UI/UX Engineer

    $107.9k - $195.05k

     ...for someone who is more than a front-end developer. You are passionate about how technology...  ...professional experience developing modern web-based user interfaces and user experiences...  ...developing or consuming RESTful APIs and integrating UI applications with backend... 
    Suggested
    Full time
    Contract work

    Leidos

    Alexandria, VA
    4 days ago

  • Full Stack Engineer (.NET C# Azure API

     ...Full Stack Engineer (.NET | C# | Azure | API, React, DevOps/CI-CD |) - 10+ Years Experience Long term Contract Work locations...  ...high-quality solutions. Key Responsibilities Design, develop, and maintain scalable full-stack applications using .NET and C#... 
    Suggested
    Long term contract
    3 days per week

    Tharu Technologies LLC

    Washington DC
    5 days ago

  • Senior Java API Engineer.

    Role: Senior Java API Engineer Type: Contract | Contract-to-Hire; new position Client: Mindgrub - Energy / Utilities sector Project: Mix of support and new features. Some of the work will be independent and some will overlap with an offshore engineer (Croatia) who works... 
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    Contract work
    For contractors
    Remote work

    RIT Solutions, Inc.

    Arlington, VA
    1 day 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.... 
    Suggested

    Lorvenk Technologies

    Mc Lean, VA
    1 day ago

  • Front End Developer

     ...Front-End DeveloperDMI, LLC is seeking a Front-End Developer to join us. A PowerSuite Web Application Developer who can assist with the development of...  ...Knowledge of multi?tiered applications such as Web services, APIs, clustered environments, database servers, application... 
    Suggested

    DMI (Digital Management, LLC)

    Alexandria, VA
    4 days ago

  • Full Stack Web Developer: APIs, Security & CI/CD

    A government service provider based in Virginia is seeking a Full Stack Web Developer to enhance software applications within various teams. The ideal candidate will have 11 years of experience and a Bachelor's degree in a related field, showcasing expertise in JavaScript... 
    Suggested
    Flexible hours

    CGS Federal (Contact Government Services)

    Arlington, VA
    1 day ago

  • Front End Software Engineer

     ...team working at the intersection of modern web engineering, operational logistics...  ...that support long-term product growth Develop intuitive user experiences that enable operators...  ...critical operational insights Integrate with APIs, WebSocket-based services, and distributed... 
    Suggested
    Full time
    Work at office

    The Arena ®

    Arlington, VA
    3 days ago

  • Front End Software Engineer

    $125k - $180k

     ...light travel when transitioning products.Responsibilities:Develop frontend features in a modern web component-based framework such as Vue or ReactWork with...  ...EventsExperience with Tailwind CSSExperience with REST API or FastAPIExperience with Go and PythonExperience with Docker... 
    Suggested
    Contract work

    ClearanceJobs

    Arlington, VA
    2 days ago

  • Senior Front-End Developer Jobs

    Front End Developer TIAG is now hiring a Front End Developer to design and maintain scalable web applications on our program at the Office of Naval Research in Arlington, VA....  ...with back-end developers to implement seamless API integrations and data-driven features. Write... 
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    For contractors
    For subcontractor
    Interim role
    Work at office
    Local area
    Immediate start

    ClearanceJobs

    Arlington, VA
    1 day ago

  • Front End Developer (Mid) TS/SCI

    $130k - $145k

    Amentum is searching for a Front-End Developer to join our team in Arlington, VA. You will be...  ...is to modernize and sustain a secure, web-based platform that consolidates critical...  ...React, or Vue.js. Familiarity with RESTful APIs and asynchronous request handling.... 
    Suggested
    Hourly pay
    Contract work
    Work at office
    Local area
    Monday to Friday

    Amentum

    Arlington, VA
    5 days ago

  • Front End Developer

    $120.21k - $180.31k

     ...Technologies is actively seeking a Front End Developer to join our Software Engineering team....  ...individuals, passionate about modern web component-based frameworks and large-scale...  ...-end interfaces that interface with REST APIs and web sockets. Active Top Secret Clearance... 
    Contract work
    Work at office
    Local area

    Two Six Technologies

    Arlington, VA
    1 day ago

  • Frontend Engineer

     ...Responsibilities Rapidly develop software prototypes, proof-of-concepts, lightweight applications...  ...and unstructured sources. Integrate APIs, databases, files, feeds, AI models, LLMs,...  .... Preferred experience with modern web application development, FastAPI, Flask,... 
    Full time

    Accrete AI

    Alexandria, VA
    6 days ago

  • Frontend Engineer, TS/SCI with Counterintelligence Polygraph Required

    $145k - $180k

     ...What You'll Do Software Prototyping Rapidly develop functional software prototypes to...  ...Build proof-of-concepts that combine data, APIs, AI models, and software components Develop...  ...-calling workflows Experience with modern web application development Experience with FastAPI... 

    Accrete.AI

    Alexandria, VA
    1 day ago

  • Senior Fullstack Software Engineer

     ...more. Whether it’s a company navigating GTM or a program manager developing capabilities, we’re providing all sides with the intelligence...  ...Work across the full technical spectrum – from crafting robust APIs and type systems to building intuitive frontends and component... 
    Full time
    Work at office
    Work from home
    Flexible hours
    Night shift
    Weekend work

    Obviant

    Arlington, VA
    12 hours ago

  • Web Software Developer - Intermediate

     ...Responsibilities • Builds user facing portals, dashboards, and APIs • Implements secure access mechanisms • Ensures analytics are usable...  ...is expecting • Someone who makes analytics actually usable • A developer who understands mission workflows • Reduction in analyst... 

    vTech Solution

    Arlington, VA
    1 day ago

  • Full Stack Developer

    $72k - $210k

     ...Position Overview   The Remote Full Stack Developer is responsible for designing, developing,...  ...maintaining scalable, high‑performance web applications across both front‑end and...  ...frameworks. Implement server‑side logic, APIs, and integrations using languages such as... 
    Remote job
    Full time

    Children House Montessori

    Arlington, VA
    12 hours ago

  • Backend Java developer

     ...& Experience: Bachelor’s degree and 10+ years of experience developing applications (additional years experience may be substituted in...  ...with source control tools such as Git. Knowledge of REST/SOAP APIs and application integration. Strong debugging, analytical,... 

    Saxon Global

    Oxon Hill, MD
    1 day ago

  • Frontend Software Engineer Jobs

     ...environments ranging from desktop applications to web applications. The ideal candidate is...  ...Figma (or equivalent)Participate in developing, implementing and presenting User Interface...  ...building, testing and maintaining Rest API EndpointsExperience in building, testing... 
    Full time
    Work at office
    Immediate start

    ClearanceJobs

    Arlington, VA
    1 day ago

  • Senior Front End Software Engineer

     ...Responsibilities Develop frontend features with modern component-based frameworks such as Vue or React. Collaborate with users and...  ...Experience with Tailwind CSS is preferred. Experience with REST APIs or FastAPI is preferred. Experience with Go and Python is... 
    Full time

    Two Six Technologies

    Arlington, VA
    12 days ago

  • Mod Oracle PL SQL/Web Developer

     ...Agile Management LLC is seeking an experienced Mod Oracle PL SQL/Web Developer to support our work with the DEA’s Diversion Division.Work...  ...tuning of PL/SQL codeBuilding and maintaining reusable PL/SQL APIs and business logic layersDynamic SQLSQLAdvanced query writing,... 
    Remote work
    2 days per week

    ASRC Federal Holding Company

    Arlington, VA
    2 days ago

  • Full-Stack Cloud Developer

    $98k - $163k

     ...SupportTravel Required:Up to 10%Clearance Required:Ability to Obtain Public TrustWhat You Will Do:Design, develop, and test full‑stack components, including enterprise web service APIs, backend services, and user interfaces that consume REST APIsThis role involves building... 
    Full time
    Remote work
    Flexible hours

    Guidehouse

    Arlington, VA
    2 days ago

  • Full Stack Developer - Software Engineer III - Top Secret clearance

    $113k - $188.4k

     ...latest materializations to the application, leveraging AI to create API endpoints for data ingest with partner agencies, modernize front...  ...Top Secret clearance3+ years of experience as a full-stack developer with Angular, Node.js, and Java3+ JavaScript/Typescript, Jenkins... 
    Local area
    Flexible hours

    Deloitte

    Rosslyn, VA
    12 hours ago

  • Senior Full-Stack Software Engineer / Hybrid / Active Top Secret

    $112k - $179k

     ...quality frontend applications using Angular, TypeScript, and modern web frameworks as the primary focus of your work.Lead the development...  ...surfaced through the frontend.Collaborate with backend teams on API contracts and integration points, with occasional hands-on work... 
    Contract work
    Casual work
    Shift work

    Peraton Corporation

    Arlington, VA
    2 days ago

  • SharePoint Developer

    DescriptionSAIC is seeking a SharePoint Developer with an active Secret clearance who has superior...  ..., and develop applications using Rest API Query calls, JavaScript, JQuery, JSON, and...  ...SharePoint.Experience creating and managing Web Applications, creating and migrating Site... 

    Science Applications International Corporation

    Alexandria, VA
    3 days ago

  • Full Stack Developer, Mid

    $69.4k - $158k

    Full Stack Developer, MidThe Opportunity: Do you like to build things? Are you looking to advance...  ...both dynamic user interfaces and robust APIs? Do you like looking at and creating...  ...are looking for someone with a passion for web development, design, and data... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Arlington, VA
    4 days ago