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  • Senior Full-Stack Engineer - Python/Java, AWS, APIs

     ...Capital One is seeking a Full-stack Engineer to lead and mentor teams across Java, Python, AWS, and API-driven architectures. You will drive cloud-based solutions and partner with product managers to deliver secure, scalable experiences for millions. Strong emphasis on... 
    Suggested

    Jobleads-US

    McLean, VA
    2 days ago

  • Front-End Developer, Level 4

    $170k

     ...Front-End Developer (Level 4) Location: Onsite – Springfield, VA Clearance Requirement:...  ...technical security data Create responsive web applications for field use by TSSC...  ...developers to integrate front-end components with APIs Optimize application performance and... 
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    Pop-Up Talent

    Springfield, VA
    3 days ago

  • Mobile App Developer with API

     ...Key Responsibilities: Design, develop, and maintain mobile applications for Android and or iOS Build and integrate RESTful APIs and third-party services Ensure application performance, quality, and responsiveness Collaborate with backend developers, designers... 
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    Full time

    Intelliswift - An LTTS Company

    Washington DC
    22 hours ago

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

     ...Capital One is seeking a Full Stack Engineer 4 for its Global Payment Network in McLean, VA. The role focuses on building backend APIs, cloud-hosted solutions, and modern microservices with Java, Scala, Python, Go, and TypeScript. You’ll mentor engineers, collaborate... 
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    Jobleads-US

    McLean, VA
    1 day ago

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

     ...Engineer 4 to drive a major transformation in the Global Payment Network. You’ll lead backend and frontend work, mentor developers, and deliver cloud-based APIs for Stored Payment Token products. The role requires strong Java, cloud, and DevOps skills, with hands-on... 
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    Jobleads-US

    McLean, VA
    2 days ago

  • Senior API/Backend Engineer - TS/SCI Cleared

     ...Vantor is seeking an API/Java/Python Developer to join our Services team, working with U.S. Government customers to sustain and modernize a Program of Record for FMI data. The role focuses on building high-performance API-driven services and data pipelines in a secure... 
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    Jobleads-US

    Washington DC
    1 day ago

  • Senior Backend Engineer — AI-Driven Cloud & API Leader

     ...Technology Solutions Inc. is seeking a Senior Backend Engineer in Reston, VA to design, build, and scale secure backend services and APIs. You will lead architecture decisions, mentor engineers, and partner with customers to translate requirements into robust... 
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    Jobleads-US

    Reston, VA
    3 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
    a month ago

  • Senior Consultant, Full Stack API Developer

     ...Position Overview We are looking for a skilled Full Stack API Developer to join our consulting engineering team. In this role, you will...  ...endpoints with responsive frontend interfaces and client-facing web applications. AI-Accelerated Development: Integrate agentic... 
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    Full time
    Local area

    Infinitive Inc

    McLean, VA
    5 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... 
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    Contract work
    Local area
    Immediate start

    Leidos

    Burke, VA
    4 days ago

  • Front-End Developer - TS/SCI with Polygraph

    $159.12k - $215.28k

     ...Software Development, Front-End Development, Web Applications Certifications: None...  ...opportunity. And our work depends on a Front-End Developer joining our team to support Government...  ...Demonstrated experience developing REST APIs and interfacing with REST APIs using AJAX... 
    Suggested
    Temporary work
    For contractors
    Work experience placement
    Immediate start
    Remote work
    Worldwide
    Flexible hours

    Jobleads-US

    Springfield, VA
    2 days ago

  • Front End Developer

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

    Trinity Global Consulting

    Springfield, VA
    a month ago

  • Front End Web Developer

    $89.65k - $152.4k

     ...components, connect interfaces to .NET services and REST APIs, implement client-side validation and workflow behavior,...  ..., testers, product teams, and users.Key Responsibilities:Develop and maintain responsive web interfaces using HTML, CSS, JavaScript or TypeScript, and... 
    Suggested
    Full time
    Contract work
    Work experience placement
    Work at office
    Remote work

    ICF

    Reston, VA
    1 day ago

  • AWS Full Stack Developer

    $69.4k - $158k

    AWS Full Stack DeveloperThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast...  ...MongoDBExperience with serverless architecture such as API GatewayExperience leading technical initiatives in large-scale environmentsExperience... 
    Suggested
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    22 hours ago

  • Full Stack Developer

    $90.3k - $189.6k

     ...seeking a highly skilled Senior Full Stack Developer to join our development team. In this role...  ...developing, and maintaining sophisticated web applications that support corporate...  ...design principles.Experience with RESTful API design and integration.Strong understanding... 
    Suggested
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Springfield, VA
    4 days ago

  • AWS Full Stack Engineer

    $99k - $225k

    AWS Full Stack EngineerThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast...  ...including MongoDBExperience with serverless architecture such as API GatewayExperience leading technical initiatives in large-scale... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    22 hours ago

  • Full Stack Web Developer

    $75.2k - $158.1k

    Job Title: Full Stack Web DeveloperJob Category: Information TechnologyTime Type: Full...  ...None* * *CACI is seeking a Full Stack Web Developer to create custom enterprise web...  ...custom front-end web applications, RESTful APIs, and back-end data logic and updatesDevelop... 
    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    CACI International

    Springfield, VA
    22 hours ago

  • Full Stack Software Engineer, Lead

    $112.8k - $257k

     ...Engineer, LeadThe Opportunity: As a full stack developer, you can resolve a problem with a...  ...ll Work On:Design, develop, and maintain web applications and services across the full...  ...interfaces.Develop robust server-side logic, APIs, and integrations with external systems.... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    22 hours ago

  • Full Stack Software Engineer

    $150k - $170k

     ...approval audit, and schema versioning Develop workflow and work-queue features supporting...  ...Python 3 skills, including at least one modern web framework (FastAPI, Django, Flask, or...  ...stack - you're comfortable moving between an API endpoint, a database migration, and a... 

    Triumvr

    Springfield, VA
    3 days ago

  • Front-End Web Developer

    $104k - $166k

     ...Front-End Web Developer Job Locations US Requisition ID 2026-171770 Position Category Information Technology...  ...and patterns Integrate frontend interfaces with RESTful APIs and back-end services Optimize build and bundling modern... 
    Contract work
    Shift work

    Peraton

    Herndon, VA
    3 days ago

  • Sr. Full Stack Developer

    $180k - $200k

     ...Sr. Full Stack Developer Location: Springfield, VA Compensation: $180,000 - $200,000...  ...Develop and maintain modern/responsive web apps primarily using NextJS Implement...  ...back-end database collateral using RESTful APIs. Participate in Agile development cycles... 

    Arena Technical Resources

    Springfield, VA
    3 days ago

  • Full Stack Developer

     ...Full Stack Developer Razor is seeking an experienced Full Stack Developer to support a state-of-the-art Machine Learning/Artificial...  ...resilient, high-traffic microservices. Develop and integrate APIs supporting distributed applications and data workflows. Develop... 

    Razor Talent

    Springfield, VA
    4 days ago

  • Full Stack Developer

     ...Design, develop, test, and maintain scalable full stack applications using Python and modern web technologies. Develop new modules and capabilities within existing software...  ...best practices. Develop and consume RESTful APIs to support application functionality and... 

    aqua IT

    Springfield, VA
    4 days ago

  • Senior API/Java/Python Developer

     ...active U.S. Government Security Clearance at the TS/SCI level with CI Polygraph.Vantor 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... 
    Permanent employment
    Full time

    Maxar Technologies

    Arlington, VA
    1 day ago

  • Database Solutions Engineer

    $86.8k - $198k

     ...trusted, accessible, and ready to support the mission. As a Database Developer, you’ll help design and deliver secure, high-performing Oracle Database solutions that support applications, analytics, APIs, and AI-enabled workflows.In this role, you’ll work across logical... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    2 days ago

  • DSCA Full Stack Front-End Developer Mid (Software Development Analyst) - 30392

    $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
    1 day ago

  • Senior Frontend Engineer

     ...Frontend Engineer with strong hands-on expertise in React.js, JavaScript/TypeScript, Redux, and RESTful APIs to design and develop scalable, high-performance web applications. The ideal candidate should have experience building production-grade React applications... 
    Full time

    BrickRed Systems

    Washington DC
    1 day ago

  • .NET Full Stack Developer (AI)

     ...Job Title- .NET Full Stack Developer (AI) Location- Redmond, WA(Onsite) Job Type- Full time...  ...using .NET technologies and modern web frameworks. # Design and develop scalable...  ...Entity Framework, React/Angular, and REST APIs. # Participate in application architecture... 
    Full time

    Programmers.io

    Washington DC
    16 hours agonew

  • Senior Frontend Developer

     ...Job Title: Senior React Frontend Developer Location: 200 I Street, SE, Washington DC, 2000...  ...Design, develop, and maintain responsive web applications using React.js. Build reusable...  ...frontend applications with RESTful APIs and backend services. Manage application... 
    Full time

    Ravh-IT

    Washington DC
    2 days ago

  • Frontend / UX Engineers - REMOTE

    $68.08k - $141.83k

     ...UX Engineer is responsible for designing, developing, and optimizing user interfaces that...  ...implementation of responsive, user-centered web applications that support complex workflows...  ...closely with product owners, backend/API engineers, and operational stakeholders to... 
    Full time
    Contract work
    Temporary work
    Work at office
    Remote work
    Flexible hours

    NTT DATA

    Bethesda, MD
    3 days ago