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  • 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
    3 days ago

  • Senior Cloud-Native Full-Stack Engineer (AWS & REST APIs)

     ...engineeringjobs.net, Inc. is seeking a senior-level engineer to design, develop, and maintain scalable cloud-based applications and RESTful APIs using Java, Angular, and Python in a secure AWS environment. You will automate infrastructure with CloudFormation and integrate... 
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    VT Group (VTG)

    Chantilly, Loudoun County, VA
    4 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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    Maxar Technologies

    Washington DC
    1 day 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
    1 day ago

  • Full-stack Engineer 5 (GraphDB & API Platform) (Enterprise Platforms Technology)

    $229.9k - $262.4k

     ...customer data and relationship capabilities, while guiding teams of developers in building resilient cloud-native systems. You will work...  ...within Enterprise Platforms Technology (EPTech)-designing scalable APIs, data contracts, and self-service platform services that... 
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    Part time
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    Local area

    Capital One

    McLean, VA
    3 days ago

  • Senior Full-Stack Engineer (Python/Go, AWS, APIs)

     ...deliver robust cloud solutions for millions of customers. Required: 4+ years in software engineering, 2+ years on public cloud platforms (AWS, GCP, Azure). Preferred: 7+ years in Go/Python, 4+ years AWS, strong API experience, and frontend JS/TS skills. #J-18808-Ljbffr... 
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    Capital One

    McLean, VA
    3 days ago

  • Full-Stack Engineer 4 (Python, GO, API, AWS) (Cloud Operations Resilience Engineering)

    $197.3k - $225.1k

     ...Full-Stack Engineer 4 (Python, GO, API, AWS) (Cloud Operations Resilience Engineering) Do you love building and pioneering in the...  ...Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full stack... 
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    Capital One

    McLean, VA
    13 hours ago

  • Web Application Developer

    $75.2k - $158.1k

    Job Title: Web Application DeveloperJob Category: Information TechnologyTime Type: Full...  ...is currently looking for Web Application Developer, with a focus on Salesforce to join our CACI...  ...cross-system integrations and database REST API, and related application... 
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    CACI International

    Reston, VA
    3 days ago

  • Senior Full-Stack Engineer - Cloud-Native API & GraphDB

     ...Engineer 5 in McLean, VA to lead architecture and modernization of large-scale cloud-native systems. You will guide teams, design scalable APIs, and set strategic tech directions across EPTech initiatives. The role requires deep experience in Java, Scala, Python, Go, Node.js,... 
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    Remote work

    Capital One

    Mc Lean, VA
    1 day ago

  • Senior Backend Engineer - Go, Graphs & Scalable Cloud APIs

     ...its cyber and electromagnetic capabilities. You’ll design reliable Go services, model graph relationships, and ship high-throughput APIs across cloud and on‑prem environments. You’ll collaborate with product and domain experts to turn operator needs into durable platform... 
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    Twenty

    Arlington, VA
    1 day ago

  • Senior Oracle Integration & API Engineer

    $114.6k - $252.1k

    Job Title: Senior Oracle Integration & API EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required...  ...in Reston as business needs arise.Responsibilities:Design, develop, and maintain integration interfaces between Oracle Fusion Cloud... 
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    CACI International

    Reston, VA
    1 day ago

  • Oracle Integration & API Engineer

    $114.6k - $252.1k

    Job Title: Oracle Integration & API EngineerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start...  ...in Reston as business needs arise.Responsibilities:Design, develop, and maintain integrations between Oracle Fusion Cloud HCM and federal... 
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    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    CACI International

    Reston, VA
    1 day ago

  • Web Developer II

     ...Web Developer II SPARGO, Inc . is a full-service event management company, offering a suite of services that support the production of...  ...Experience using Postman, Swagger, and SoapUI for REST and SOAP API testing. Experience with at least one modern JavaScript framework... 
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    Casual work
    Local area
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    SPARGO

    Reston, VA
    2 hours agonew

  • Senior Backend Engineer APIs, UI & Scalable Systems (Hybrid)

     ...engineer to design, build, and maintain scalable backend services and customer-facing search interfaces. You will work on REST and GraphQL APIs, and front-end UIs in Angular or React, with a focus on performance, reliability, and observability. You will own features end-to... 
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    ZoomInfo Technologies LLC

    Bethesda, MD
    4 days ago

  • Java Backend Developer with AWS

     ...to uphold the software quality standards Develop user training programs, documentation, and...  ...Java, Spring Boot, Micro services and Rest API's. Experience in Amazon Bedrock and Amazon...  ...Springboot Technical/Domain Skill 3Technology|Java|Web Services-REST Technical/Domain Skill 4... 
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    Full time
    Temporary work
    Relocation

    Infosys Technologies

    Reston, VA
    3 days ago

  • Web Application Developer

    $180k - $220k

     ..., an SAIC company , is seeking an experienced Full Stack Web Application Developer to join our team. This role involves hands-on technical expertise...  ...architecture, and integration with RESTful and streaming APIs. Python Backend Development: Develop and maintain... 
    Full time
    Remote work
    Shift work

    SAIC

    Reston, VA
    2 days ago

  • Senior Full-Stack Engineer (Python/Go) — AWS & APIs

    Capital One is seeking a Full-Stack Engineer 4 to lead and develop cloud-based microservices and full-stack solutions using Python, Go, APIs, and AWS. The role sits in the Cloud Operations Resilience Engineering (CORE) Technology division, focusing on observability, resilience... 

    Capital One Group

    Mc Lean, VA
    5 days ago

  • Lead UI Software Engineer

    $150k - $175k

     ...are seeking a talented Lead UI Software Developer with a strong foundation in computer science...  ...and designers.You’ll build sophisticated web applications for simulation and...  ...mocking frameworksUnderstanding of REST APIs, back-end development, and relational or... 
    Remote work
    Visa sponsorship
    Free visa

    NPAworldwide

    Reston, VA
    1 day ago

  • Principal UI Engineer - Design/Developer Tools

    $143.63k - $299.38k

     ...distributed consistency, and fast, reliable developer workflows. We work where modern frontend...  ...layer, background jobs, and the APIs that sit on top of them. Collaborative...  ...building, and operating production-scale web platforms, with significant time on both... 
    Work at office
    Flexible hours
    Day shift

    Yahoo Holdings Inc. in

    Reston, VA
    4 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... 
    Contract work
    Local area
    Immediate start

    Leidos

    Reston, VA
    5 days ago

  • Full Stack Java Developer

     ...Position Overview: The Mid-Sr. Full Stack Java Developer will support the design, development, and maintenance of web applications and systems for a federal agency....  ...SpringDAO).  Design, build, and consume RESTful APIs and microservices.  Write clean, efficient,... 

    TechSur Solutions

    Reston, VA
    3 days ago

  • Full Stack Engineer

     ...reliable cloud-based systems. Core responsibilities: Modernize and maintain legacy applications Build Java/Spring Boot REST APIs Develop Angular/TypeScript front ends Work with AWS/EC2 and Linux command line Develop custom ETL solutions Use Elasticsearch... 
    Full time
    Immediate start
    Flexible hours

    RCT Systems

    Reston, VA
    2 days ago

  • Full Stack Java developer (Back-end)

     ...Full Stack Java Developer (Back-end)Lumen Solutions Group Inc. is a technology consulting Services...  ...high-performance backend services and APIs.Work extensively with MongoDB and...  ...cloud platforms.Experience with RESTful web services and microservices architecture.Experience... 

    Lumen Solutions Group Inc.

    Reston, VA
    5 days ago

  • Senior Java Backend Developer

     ...)Duration: 6-12 MonthsSenior Java backend developer roleMoving On Perm applications to AWS CloudNeed...  ...with Spring Stack – (Spring Core, Spring Web, Spring Boot and Spring MVC)Must have...  ...WebSphere/Weblogic/Apache TomcatExperience in API developmentExperience with Oracle SQL/... 
    Permanent employment
    Local area

    Samprasoft

    Reston, VA
    4 days ago

  • Web Software Developer II

    $72k - $80k

     ...for an accommodation or an alternative application process. Web Software Developer II Full Time Professional Herndon, VA, US 2 days ago...  ...Experience collaborating with engineers and architects on API-driven interfaces, authentication workflows, version control... 
    Full time
    Temporary work
    Casual work
    Work at office
    Remote work
    Monday to Friday

    Attainx,inc-

    Herndon, VA
    2 days ago

  • Full Stack Software Engineer - TS/SCI

    $112.2k - $196.4k

     ...front-end and back-end technologies.Strong programming skills in a few of the following: Python, Java, JavaScript, Go, and SQL.Develop RESTful APIs and microservices using Python (Flask, FastAPI, Django) and other modern frameworks.Expertise in containerized application... 
    Full time
    Local area
    Flexible hours

    Parsons

    Herndon, VA
    3 days ago

  • Junior Full Stack Software Engineer (DevSecOps)

    $80k - $128k

     ...technologies.What You’ll DoBuild & deliver software in sprints: design, develop, test, document, and integrate features across front-end and...  ...3.8+ (FastAPI or Flask), OR Java (Spring/Spring Boot); RESTful API design and OpenAPI/Swagger.Messaging: Basic understanding of... 
    Contract work
    Shift work

    Peraton Corporation

    Herndon, VA
    1 day ago

  • Senior Hybrid Backend Engineer | Java, Spring Boot, Microservices

     ...FL on a contract basis. The role focuses on building secure, scalable backend services and APIs using Java, Spring Boot, and cloud technologies. The engineer will design, develop, test, and maintain enterprise-grade backend applications, with emphasis on performance, reliability... 
    Contract work

    Seneca Resources

    Herndon, VA
    5 days ago

  • Full Stack Java Developer- Herndon, VA

     ...Full Stack Java DeveloperNavitas is seeking a Full Stack Java Developer to support our Federal Program. The ideal candidate will have strong...  ...Boot, Angular and/or React.Develop secure and scalable RESTful APIs, microservices, and backend services supporting enterprise... 

    Navitas

    Herndon, VA
    4 days ago

  • Senior Java Full Stack Developer (AWS Modernization)

     ...Senior Java Full Stack Developer (AWS Modernization)Lumen Solutions Group Inc. is a technology consulting Services company...  ...into AWS cloud-native solutions.Develop and enhance RESTful web services and backend APIs.Build highly performant applications using Spring... 
    Contract work
    Work at office

    Lumen Solutions Group Inc.

    Reston, VA
    5 days ago