Average salary: $120,954 /yearly

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  • 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
    3 days ago

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

    $229.9k - $262.4k

     ...Overview Full-stack Engineer 5 (GraphDB & API Platform) (Enterprise Platforms Technology) At Capital One, you'll be part of a big...  ...data and relationship capabilities, while guiding teams of developers in building resilient cloud-native systems. You will work across... 
    Suggested
    Full time
    Part time
    Internship
    Local area

    Capital One

    Richmond, VA
    a month 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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    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    CACI International

    Reston, VA
    2 days 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... 
    Suggested
    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    CACI International

    Reston, VA
    2 days ago

  • Senior Platform Engineer -- Enterprise API Gateway

     ...Description POSITION OVERVIEW The Senior Platform Engineer stands up, automates, and sustains the infrastructure the Customer's enterprise API gateway runs on. The role covers container platform engineering, infrastructure-as-code, deployment automation, and the observability... 
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    For contractors

    BaseCamp Consulting & Solutions

    Reston, VA
    a month ago

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

    $197.3k - $225.1k

     ...Overview Full-Stack Engineer 4 (Python, GO, API, AWS) (Cloud Operations Resilience Engineering) Job Description Do you...  ...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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    Full time
    Part time
    Internship
    H1b
    Local area

    Capital One

    McLean, VA
    29 days ago

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

    $88.2k - $190.9k

    API/Java/Python Developer, SME TS Clearance REQUIRED Position Description Position Description 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... 
    Suggested
    Local area
    Arlington, VA
    more than 2 months ago

  • API Developer with Core Banking Environment --- Locals Only --- Hybrid role ---- No Third Parties

    $75 - $85 per hour

     ...Sharma || (***) ***-**** shaily(at)zilliontechnologies(dot)com API Integration Engineer with Core Banking Environment Location -...  ...insurance; 401(k) We are looking for a Senior API Developer who is well verse in Core Banking APIs. Experience with Oracle Core... 
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    Local area
    Remote work

    Zillion Technologies, Inc.

    Vienna, VA
    2 days ago

  • Senior Consultant, Full Stack API Developer

     ...Journal, and “Best Places to Work” by Virginia Business.   Position Overview We are looking for a skilled Full Stack API Developer to join our consulting engineering team. In this role, you will architect, build, and optimize enterprise-grade APIs and microservices... 
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    Full time
    Local area

    Infinitive Inc

    McLean, VA
    17 days ago

  • Software Engineer - .NET / APIS

     ...build scalable, high-impact systems supporting global border security and threat detection. In this role, you’ll develop C#/.NET backend services, APIs, and microservices that power real-time data processing and analytics platforms. You’ll work closely with senior... 
    Suggested
    Contract work
    Remote work

    Securiport

    Reston, VA
    1 day ago

  • API Developer

    $60 - $70 per hour

     ...Title: API Developer Location: Merrifield, VA Duration: 6+ Month Contract Compensation : $60/HR - $70/HR Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S. Skillset / Experience: We are looking for a Senior... 
    Suggested
    Contract work
    Flexible hours

    INSPYR Solutions

    Falls Church, VA
    4 days ago

  • Senior API Developer

     ...An established financial services organization is seeking a Senior API Developer in Vienna, VA. This hybrid role focuses on designing, developing, integrating, and supporting secure, scalable APIs and cloud-based core banking solutions. About the Opportunity: Schedule... 
    Suggested
    Monday to Friday
    3 days per week

    Tandym Group

    Vienna, VA
    5 days ago

  • API Developer

     ...API Developer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented API Developer to join our team and play a key role in designing, building, and maintaining... 
    Suggested
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Vienna, VA
    5 days ago

  • API / Middleware Developer

     ...assets, processes, policies, and people delivering value. See Link To the ProSidian website at DescriptionProSidian Seeks a API / Middleware Developer | Servicenow & Sharepoint Online Development - Integration Support [NSF0077077] for Program Support on a Exempt W2: No... 
    Suggested
    Full time
    Contract work
    Temporary work
    For contractors
    H1b
    Work at office
    Flexible hours

    Prosidian Consultng

    Alexandria, VA
    3 days ago

  • Software QA Engineer (Web & API Testing) - Senior | TS/SCI w/ Poly

     ...tested like it matters. You'll own quality for web applications and API-driven systems that support a federal national-security mission...  ...environments - Write clear defect reports and work with developers and product owners in Agile sprints What you bring (required... 
    Suggested
    Full time

    Falls Technology

    Chantilly, Loudoun County, VA
    11 days ago

  • Python Software Engineer (APIs & Data Platforms) - SME | TS/SCI w/ Poly

     ...Location: On-site in Chantilly, VA (Full-Time). Build the APIs and automation behind a high-volume data platform. You'll write...  ...for a federal national-security mission. What you'll do ~ Develop Python APIs and services (Anaconda/Micromamba) ~- Automate Linux... 
    Full time

    Falls Technology

    Chantilly, Loudoun County, VA
    11 days ago

  • Mobile Application Developer

     ...VA or Winchester, VA. In this role, you will: Design, develop, and maintain mobile banking features for iOS and/or Android platforms...  ...Kotlin, Java, Android Studio Experience integrating RESTful APIs and third-party libraries Familiarity with Agile... 

    EDGE Services, Inc.

    Vienna, VA
    3 days ago

  • .Net & SQL Developer

     ...Job Title: Junior .NET Developer (Contract) Location: Richmond, VA Job Type: Contract Seniority Level: Junior (1–3 Years)...  ...regression testing, and bug fixes. Support legacy systems, APIs, and application integrations. Maintain technical documentation... 
    Contract work

    Millennium Software and Staffing Inc

    Richmond, VA
    2 days ago

  • Mid-Level Software Engineer

     ...programming languagesExperience creating backend software and/or APIs in collaborative production or prototype environmentsStrong...  ...performance, multi-threaded (parallel/concurrent) softwareExperience developing high-quality software in an environment where readability,... 
    For contractors
    Work at office
    Relocation

    Metron

    Reston, VA
    2 days ago

  • Mid-Level Software Engineer

    $94.4k - $198.2k

     ...addresses evolving mission demands.Responsibilities:Design and develop full-stack web applications while providing technical leadership...  ...software architecture and improvementsBuild and maintain RESTful APIs and responsive user interfaces using Java/Spring Boot and Angular... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Sterling, VA
    5 days ago

  • Mid-Level Software Engineer

    $87.1k - $157.45k

     ...an Intelligence Community customer. In this role, you’ll design, develop, and deliver modern software solutions that enable critical...  ...functional development teams to build and maintain microservices, APIs, and web-based applications that support GEOINT data access, visualization... 
    Full time
    Contract work

    Leidos

    Chantilly, Loudoun County, VA
    4 days ago

  • Oracle Developer

     ...Position: Oracle Developer - US Citizen Only Duration: 12-24 Months Location: Reston, VA with travel to customer meetings in Springfield...  ...scalability. Develop integrations between Oracle systems and external applications using APIs, interfaces, and middleware.... 

    Delta System & Software, Inc.

    Reston, VA
    3 days ago

  • Mid-Level Software Engineer

     ...sustainment of mission-focused software applications, backend services, APIs, data processing workflows, and analytical capabilities.You...  ...with backend development using Java and Rust. Experience developing and maintaining low-latency, streaming, or event-driven data processing... 
    Full time
    Remote work

    Maxar Technologies

    Herndon, VA
    5 days ago

  • Mobile Application Developer

    $107.9k - $195.05k

    The Homeland Sector within Leidos is seeking a Mobile Application Developer to provide technical expertise on a mission-critical program...  ...iOSRequires experience in both Front-end Mobile and Back-end RESTFUL API development.Requires experience in development of JAVA, Node JS... 
    Full time

    Leidos

    Ashburn, VA
    2 days ago

  • Lead Full-Stack Engineer (Mobile, Web, API and Cloud)

     ...our entire software platform: the mobile app, the web app, the API, and the database. You'll start by getting up to speed with our...  ..., monitoring, and documentation, working closely with our other developer and the business team You won't own the embedded C firmware on... 
    Local area

    Game Day Signals

    Elkton, VA
    3 days ago

  • Salesforce Platform Engineer, Mid

    $69.4k - $158k

     ...including Flow, Apex, and Lightning Web Components Experience developing, testing, debugging, and deploying Salesforce solutionsExperience...  ...testingKnowledge of Salesforce integration patterns, APIs, and data modelsKnowledge of Agile methodologies Knowledge of the... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    3 days ago

  • Lead UI Software Engineer

    $150k - $175k

    Job description: We are seeking a talented Lead UI Software Developer with a strong foundation in computer science and an eye for thoughtful...  ...front-end testing and mocking frameworksUnderstanding of REST APIs, back-end development, and relational or document... 

    Affinity Executive Search

    Reston, VA
    2 days ago

  • DSCA Senior Front-End Full-Stack/Platform Engineer (Software Development Analyst) - 30710

    $150k - $165k

     ...Technologies! We are seeking an experienced Senior Front-End Full‑Stack Developer / Platform Engineer (React & TypeScript) to support the Defense...  ...craft modern user experiences that integrate with enterprise APIs, data services, and AI‑enabled capabilities; work... 
    Full time
    Work at office
    Local area
    Remote work
    Work from home
    Worldwide
    Home office

    HII Mission Technologies Division

    Arlington, VA
    1 day ago

  • Lead Cloud Solutions Engineer

     ...platforms and digital services to Commonwealth agencies. Design, develop and implement secure, supportable solutions across Microsoft...  ...and management of consumption-based services such as AI credits, API usage and cloud capacity.Work directly with agency and internal... 
    Permanent employment
    Remote work

    Commonwealth of Virginia, USA

    Chesterfield, VA
    1 day ago

  • Backend Platform Engineer - AI Operations Platform

    $136.45k - $213.98k

     ...3) focuses on building scalable backend microservices, robust API layers, and multi-tenant platform infrastructure for our AI Ops...  ...this role, you will focus on pragmatic engineering execution, developing high-throughput microservices, API layers, and backend infrastructure... 
    Full time
    Work at office
    Remote work
    Worldwide

    Comcast

    Reston, VA
    18 hours ago