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  • Web Application / API Services Developer - Mid Level (FI2)

     ...Web Application / API Services Developer – Mid Level (FI2) Job Description: Looking for an opportunity to revitalize an application that is used by everyone in our customer space? That's right, we're in the enviable position of starting from the beginning --... 
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    Trinity ES LLC

    Chantilly, Loudoun County, VA
    1 day ago

  • Web Application / API Services Developer - Mid Level with Security Clearance

     ...environment valuing creativity and teamwork. -Team-building, social events, and a true community atmosphere. Position: Web Application / API Services Developer – Mid Level (FI2) Clearance Required: TS/SCI with Full Scope Polygraph About the Role: Take your career further by... 
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    Flexible hours

    Trinity Enterprise Services LLC

    Chantilly, Loudoun County, VA
    4 days ago

  • Front-End Developer

     ...further. Amentum is seeking a Front-End Developer to join our team of passionate individuals...  ..., and accessible user interfaces for our web applications. This role is ideal for...  ...or Vue.js. • Familiarity with RESTful APIs and asynchronous request handling. • Understanding... 
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    Amentum

    Chantilly, Loudoun County, VA
    16 hours ago

  • Front End Developer, Mid

    $69.4k - $158k

     ...Job Number: R0224454 Front End Developer, Mid The Opportunity: As a full stack developer, you can resolve a problem with a complete...  ...~ Experience with SQL syntax and queries ~ Experience with API development, including REST architectures ~ Knowledge of Agile... 
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    Full time
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    4 days ago

  • Web Developer (All Levels) (Contingent)

     ...Job Description Insight Xcite is hiring Web Developers at all levels to support dynamic, mission-critical development projects for a...  ...and Java. Integrate systems with external data sources and API-driven enterprise platforms. Collaborate with internal stakeholders... 
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    Contract work
    Work experience placement
    Immediate start
    Flexible hours

    Insight Xcite

    Chantilly, Loudoun County, VA
    1 day ago

  • Web Developer

     ...About the job Web Developer LCAT : IT Web Administrator, Level 2 Required Clearance: Active TS/SCI, with CI Poly. Salary...  ...~ Demonstrated experience with JSON and XML using complaint APIs, OpenSSL, and PKI protections ~ Demonstrated experience... 
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    CIBR Force

    Chantilly, Loudoun County, VA
    3 days 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 experience...  ...a collaborative, cross-functional team ~ Knowledge of API integration ~ TS/SCI clearance with a polygraph ~ Bachelor... 
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    Full time
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    1 day ago

  • Front End Software Engineer

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

    Chantilly, Loudoun County, VA
    16 hours ago

  • Job Full Stack Java Developer

     ...Position Overview We are recruiting for a Java Developer to design and develop complex new software products and make significant enhancements...  ...Qualifications Experience with Spring Boot and Rest API development Experience with C/C++, Scala, Groovy, Python, and... 
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    Relocation package

    QinetiQ US

    Chantilly, Loudoun County, VA
    16 hours ago

  • FULL STACK DEVELOPER (404) - VIRGINIA - URGENT with Security Clearance

    Job Number: 404 Job Title: FULL STACK DEVELOPER (404) - VIRGINIA - URGENT Job Type: Full-time...  ...and data across a platform (e.g. APIs) * Developing software within Agile methodologies...  ...Preferred * Experience developing web APIs to interface with cloud applications... 
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    Full time

    Cyberstrike Group

    Chantilly, Loudoun County, VA
    1 day ago

  • AWS Cloud Full Stack Developer

    $1,500 per month

     ...motivated, career and customer-oriented AWS Cloud Full Stack Developer to join a high-functioning team as a contributor making a...  ...and problem-solving abilities Experience in building Web applications and Rest APIs for 5 years for a Senior Developer AWS Cloud... 
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    16 hours
    Full time
    Temporary work

    Interclypse

    Chantilly, Loudoun County, VA
    16 hours ago

  • Software Engineer - Backend Solutions (TS/SCI with Poly Required)

     ...data environments.As part of our Agile team, you’ll design and develop software products and services that efficiently ingest, process,...  ...of sources. You’ll play a key role in building robust, reusable APIs and data pipelines that support critical operational and analytical... 
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    GCI

    Chantilly, Loudoun County, VA
    2 days ago

  • Back-End Software Engineer

    $86.8k - $198k

     ...Back-End Software Engineer The Opportunity: As a back-end developer, you know that a good site or system needs the right combination of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We're looking for an experienced back-end... 
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    2 days ago

  • Back End Software Engineer with Security Clearance

    $160k

     ...exciting opportunity to contribute to national security projects by developing robust back-end solutions. If you are looking for an...  ...using SQL and NoSQL technologies. * Create and manage RESTful APIs and microservices to support application functionality. * Ensure... 
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    IDR, Inc

    Chantilly, Loudoun County, VA
    1 day ago

  • Full Stack Developer, Senior

    $86.8k - $198k

     ...Full Stack Developer, Senior The Opportunity: As a full stack developer, you can resolve a problem with...  ...programming languages, technologies, tools, or web development stacks ~ Experience with developing RESTful APIs in Python or Java ~ Experience with developing... 
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    Booz Allen Hamilton

    Chantilly, Loudoun County, VA
    1 day ago

  • Mobile UI Developer - Sr.

     ...Ex bank Only All Visa Job Role: Mobile UI Developer - Sr. Location: McLean, VA / Richmond, VA / Chicago, IL (Hybrid) Openings...  ..., having expertise in Swift/Objective-C, XCode, Networking /API Integration, Test Automation, Git/ version control and Agile Mobile... 

    RIT Solutions, Inc.

    McLean, VA
    16 hours ago

  • Backend Developer with Security Clearance

    Job Title: Back End Developer Location: Chantilly, VA (5 days onsite) Duration: Direct Hire Citizenship: US Citizen with active...  ...functional team Experience with object-oriented programming, RESTful APIs, and microservices TS/SCI clearance with a polygraph HS... 

    NasTech Global, Inc.

    Chantilly, Loudoun County, VA
    16 hours ago

  • AWS Admin/Full Stack Developer

    $104.65k - $189.18k

     ...customers' challenging missions? We are seeking an AWS Admin/Full Stack Developer motivated by variety, is seeking a challenging environment for...  ...development using Node.js, Python, or similar. RESTful API and GraphQL development experience. Database design and implementation... 
    Work experience placement
    Immediate start

    Leidos

    Chantilly, Loudoun County, VA
    1 day ago

  • Full Stack Mobile Developer

    $75.2k - $158.1k

     ...Full Stack Mobile Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: None...  ...UX designs following platform-specific guidelines. • Develop APIs and microservices to support mobile app functionality and system... 
    Full time
    Contract work
    Work experience placement
    Local area
    Flexible hours

    CACI International

    Hamilton, VA
    2 days ago

  • Senior Software Engineer, Full Stack (Java/Python/API)

    $158.6k - $181k

     ...Senior Software Engineer, Full Stack (Java/Python/API) Do you love building and pioneering in the technology space? Do you enjoy...  ...Do: Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack... 
    Full time
    Part time
    Internship
    H1b
    Local area

    Capital One

    McLean, VA
    1 day ago

  • FRONT-END WEB DEVELOPER (544) - VIRGINIA - URGENT with Security Clearance

    Job Number: 544 Job Title: FRONT-END WEB DEVELOPER (544) - VIRGINIA - URGENT Job Type: Full-time Clearance Level: Secret Work Arrangement:...  ...Testing Library, Cypress, and Jest * Experience using RESTful APIs and addressing common challenges, such as state management and... 
    Full time

    Cyberstrike Group

    Reston, VA
    1 day ago

  • Web Developer

    $86.6k - $181.8k

     ...Web Developer CACI is seeking a motivated cleared web developer with a great attitude and enjoys working in a high-pace environment. The cleared web developer will design, code, test, and perform evaluations of applications. Specifically, the successful candidate will... 
    Contract work
    Work experience placement
    Flexible hours

    ClearanceJobs

    Chantilly, Loudoun County, VA
    12 minutes agonew

  • Web Developer

    $89.7k - $162.15k

     ...Description The Montre Program is seeking an experienced Web Developer with JIRA experience to manage and optimize a new installation of JIRA/Confluence and upgrade existing Web resources. The ideal candidate will have in-depth experience with Web Development... 

    Leidos

    Chantilly, Loudoun County, VA
    16 hours ago

  • Web Developer

    $113k - $188k

     ...polygraph. Our team has an immediate need for an experienced Web Developer to join our team at a customer-site in McLean, VA....  ...Experience building chat interfaces and working with LLMs via API Experience working with Docker Containers for development... 
    Permanent employment
    Full time
    Immediate start

    Vantor Inc.

    McLean, VA
    2 days ago

  • Front-End Developer

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

    Aerstone

    Springfield, VA
    3 days ago

  • Front End Developer II

     ...practices and design patterns. Collaborate with back-end developers to integrate front-end components with APIs and services. Optimize front-end performance for...  ...Strong understanding of HTML5, CSS3, and responsive web design principles. ~ Familiarity with cross-... 

    Somos

    Herndon, VA
    3 days ago

  • Frontend Software Engineer, Federal

    $73.7k - $128.78k

     ...General Atomics Integrated Intelligence Inc. (GA-I3) develops cutting-edge software solutions that transform raw data into actionable intelligence. We specialize in real-time global situational awareness and battle management, processing petabytes of data from hundreds... 
    For contractors
    Local area
    Relocation package

    General Atomics

    Chantilly, Loudoun County, VA
    16 hours ago

  • Full Stack AI/ML Developer

     ...Key Responsibilities We're seeking a mid-level developer with a strong foundation in AI/ML and full stack development...  ...Background in or extensive exposure to full-stack web development , including building APIs, services, and interactive UIs. Hands-on experience... 
    Remote work

    Onyx Government Services,LLC

    Chantilly, Loudoun County, VA
    3 days ago

  • API Cloud Engineer

     ...Please. Job Summary: We are seeking an experienced API Cloud Engineer to lead and mature our API management practices,...  ...integration across our cloud environment. This role is responsible for developing, managing, and optimizing APIs to ensure seamless... 
    Long term contract
    Full time
    Remote work

    ASCENDING LLC

    Fairfax, VA
    3 days ago

  • Web Application Developer

     ...Web Application Developer Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph...  ...Proficiency in MVC patterns Strong understanding of APIs and REST Web Services Familiarity with PL/SQL At... 
    Full time
    Work from home
    Flexible hours

    CACi

    Herndon, VA
    4 days ago