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  • 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... 
    Suggested
    Full time

    Intelliswift - An LTTS Company

    Washington DC
    20 hours 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... 
    Suggested

    Jobleads-US

    Washington DC
    1 day 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 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... 
    Suggested
    Permanent employment
    Full time

    Maxar Technologies

    Arlington, VA
    1 day ago

  • 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

  • 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... 
    Suggested
    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... 
    Suggested
    Full time

    BrickRed Systems

    Washington DC
    1 day ago

  • 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... 
    Suggested
    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... 
    Suggested
    Full time
    Contract work
    Temporary work
    Work at office
    Remote work
    Flexible hours

    NTT DATA

    Bethesda, MD
    3 days 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... 
    Suggested
    Full time

    Programmers.io

    Washington DC
    14 hours agonew

  • Frontend Developer, Palantir

    $102.5k - $170.9k

     ...offering provides a full spectrum of solutions for designing, developing, and operating cutting-edge Data and AI platforms, products, insights...  ...Workshop, the Ontology, Object Views, Actions, and Foundry APIs or SDKs.Maven Smart System and other Palantir Foundry data-... 
    Suggested
    Local area

    Deloitte

    Rosslyn, VA
    2 days ago

  • Front End Developer

    Key ResponsibilitiesDesign, develop, and maintain modern, responsive, and accessible user interfaces for web applications using Vue, React, TypeScript, and related technologiesTranslate...  ...integrate front-end applications with RESTful APIs and GraphQL servicesImplement and maintain... 
    Suggested
    Full time
    Work at office
    Monday to Friday

    Vanda Pharmaceuticals

    Washington DC
    1 day 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... 
    Suggested

    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... 
    Suggested

    Jobleads-US

    McLean, VA
    2 days ago

  • Senior Full-Stack Engineer (TS/SCI) — Cloud & APIs

     ...Nalley Consulting is seeking a Full Stack Software Engineer to develop, integrate, test, and maintain software capabilities from requirements through production delivery at the DIA HQ in Washington, DC. You will work across the technology stack with engineers, architects... 
    Suggested

    Jobleads-US

    Washington DC
    4 days ago

  • Junior Web Developer

     ...new digital projects and customer-facing web experiences. Role Description This is...  ...a full-time remote role for a Junior Web Developer at Journey Coffee Co. The Junior Web Developer...  ..., data handling, and integration with APIs. Candidates should possess general Web... 
    Full time
    Remote work

    Journey Coffee Co

    Washington DC
    1 day ago

  • Web Application Developer

     ...Web Application Developer – Agentic AI Location: Bellevue, WA (100% Onsite) 6+ Month Contract US Citizen and Green Card holders Only - W2 Role...  ...experience in modern web technologies, cloud environments, API integrations, and AI-powered applications. Key Responsibilities... 
    Contract work

    Halian | Managed Services, Recruitment Agency & Contract Sta...

    Washington DC
    2 days ago

  • Senior Full Stack Software Engineer - Application Engineering

    $145.92k - $209.24k

     ...customers and partners including Amazon Web Services, and AstraZeneca achieve 20x performance...  ...people and businesses; as libraries, as APIs, and ultimately as whole SaaS...  ...tools. You will help shape how everyday developers visualize and use quantum computing to solve... 
    Permanent employment
    Contract work
    Work at office
    Remote work
    2 days per week

    IONQ

    College Park, MD
    2 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... 
    Full time
    Contract work

    Leidos

    Alexandria, VA
    4 days ago

  • UI/UX & Frontend Developer

    $121k - $148k

     ...is seeking highly skilled UI/UX & Frontend Developer to work across teams to design and implement...  ...JavaScript/TypeScript, React, or related web technologies. Collaborate with backend developers to align UI components with API capabilities. Support usability testing, analyze... 
    Work experience placement
    Remote work

    Technica Corporation

    Washington DC
    3 days ago

  • Senior Front-End Engineer

     ...components and page layouts that integrate seamlessly with documented API endpoints Modularize and improve our visual design library,...  ..., css tokens, icon assets Support offline Progressive Web App mode for Disconnected Operations Help define best practices... 
    Local area

    Gallatin AI, Inc.

    Washington DC
    2 days ago

  • Front End 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... 
    Full time
    For contractors
    Work at office
    Relocation

    Rune Technologies

    Arlington, VA
    3 days ago

  • Web Developer

    $171k - $184k

     ...engineer on a small team delivering enterprise web services deployed in AWS. This mid-...  ...and implement features across the stack (API, UI, and data layer) with limited supervision...  ...w FSP through MD ~7 YOE as a software developer ~ Compliance with DOD 8570.01 with a... 
    Work experience placement

    Lentech

    Laurel, MD
    3 days ago

  • Web Developer

    $105k - $170k

     ...Web Developer Clearance: US Citizenship required. Location: Washington, DC Metro Area (VA/DC/MD) - Onsite/Hybrid per program requirements...  ...frameworks (React, Angular, or similar) and back-end services/APIs. Ensure applications meet accessibility (Section 508),... 
    Work experience placement
    Relocation

    Finch AI

    Washington DC
    3 days ago

  • Front End Developer (only with current Top Secret clearance)

     ...Front End Developer (only with current Top Secret clearance) ~ Arlington, VA We are...  .../Must Have: Experience with Front-End web development, including JavaScript, TypeScript...  ...with unit testing Knowledge of REST APIs Experience developing, managing, and... 
    For contractors

    Select Search Associates

    Arlington, VA
    1 day ago

  • Azure Cloud Native Full Stack Application Developer

     ...Conviso Inc is hiring Azure Cloud Native Full Stack Application Developer role. This is a 100% REMOTE set-up position & comes with...  ...compliance. Back‑End: C# (.NET 6+/8), .NET Core, .NET 8.0, RESTful APIs, Entity Framework, Azure Function Apps, Open XML, NUnit.... 
    Remote work

    Conviso Inc.

    Washington DC
    4 days ago

  • .NET & REACT Full Stack Developer, SME

    $131k - $153k

     ...Corporation is seeking a .NET & REACT Full Stack Developer. As a .NET/React Full Stack Developer,...  ...in the development and maintenance of web applications and services. You will be...  ...and design/ architectural patterns (e.g. APIs with Dependency Injection) Experienced with... 
    Work experience placement
    Remote work

    Technica Corporation

    Washington DC
    4 days ago

  • Java Full Stack Developer

    $100k - $110k

     ...Role: Java Full Stack Developer Location: Seattle, WA We are At Synechron, we believe...  ...to build robust, scalable, and secure web applications. Candidate will work across...  ...seamless user experience. Integrate RESTful APIs, microservices, and message brokers such... 
    Full time
    Temporary work
    Flexible hours

    Synechron

    Washington DC
    1 day ago

  • Senior Salesforce Developer — APIs, LWC & Integrations

     ...ISN Corporation in Bethesda, MD seeks a Senior Salesforce Developer to build and maintain custom Salesforce applications and APIs for federal programs. This hands-on role focuses on Apex and LWC, production support, and secure, scalable designs with direct impact on national... 

    Jobleads-US

    Bethesda, MD
    3 days ago

  • Full-Stack Developer (Java / PostgreSQL)

    $98k - $163k

     ...Will DoGuidehouse is seeking a Full-Stack Developer (Java / PostgreSQL) to support a federal...  ...database design, backend services, RESTful APIs, frontend user interfaces, automated...  ...leveraging PostgreSQL, Java, and contemporary web technologies while ensuring application... 
    Full time
    Flexible hours

    Guidehouse

    Washington DC
    20 hours ago