Average salary: $69,400 /yearly

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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
    1 day 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
    3 days 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... 
    Suggested

    Jobleads-US

    Reston, VA
    4 days 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
    3 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
    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... 
    Suggested
    Contract work
    Work experience placement
    Immediate start
    Remote work
    Flexible hours

    CACI International

    Reston, VA
    1 day 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... 
    Suggested
    For contractors

    BaseCamp Consulting & Solutions

    Reston, VA
    a month ago

  • Senior Software Engineer: APIs, CI/CD & Cloud

     ...a Software Engineer V to support DOJ OJP OCIO, delivering complex software solutions and automated pipelines. You will lead design, API integrations, and remediation efforts, while guiding secure, resilient engineering practices aligned with enterprise architecture.... 
    Suggested

    Jobleads-US

    Washington DC
    4 days ago

  • Remote Cloud Solutions Architect - App Modernization & APIs

     ...architecture modernization, and collaboration with multiple teams. The ideal candidate will bring 10+ years in software development, strong leadership, and hands-on experience with AWS, APIs, and cloud security in enterprise environments. #J-18808-Ljbffr Jobleads-US
    Suggested
    Remote job

    Jobleads-US

    Washington DC
    2 days ago

  • Lead Java Cloud Engineer (AWS, EKS, APIs & API Management)

     ...Description Job Description Lead Java Cloud Engineer (AWS/API Development) Location: Reston, VA (Hybrid - 1 day onsite per...  ...Lead Java Cloud Engineer with strong experience designing and developing enterprise-level APIs in cloud environments. This role focuses... 
    Suggested
    Contract work
    1 day per week

    System One

    Reston, VA
    a month ago

  • ETS Principal Engineer - Core Banking Foundation Services (API Engineering)

     ...Engineer, helping design, modernize, and scale the integration and API capabilities that enable the enterprise core banking ecosystem....  ..., or similar technologies.Advanced experience designing, developing, and supporting RESTful APIs and enterprise integration solutions... 
    Suggested
    Internship
    Monday to Friday

    Navy Federal Credit Union

    Vienna, VA
    14 hours ago

  • Java API Developer - 100% remote

     ...Job Title: Java API Developer - 100% remote Location: Remote Type: Contract Compensation: Negotiable Work Model: Remote – offsite Hours: 40 hours a week Security Clearance: None but full background check required MUST HAVE EXPERIENCE WITH MULESOFT... 
    Suggested
    Contract work
    Temporary work
    Local area
    Remote work

    System One

    Merrifield, VA
    a month ago

  • Platform Developer (Software Development Analyst 3)

    $113.53k - $180k

     ...contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our...  ...Demonstrated proficiency and expertise in the following;- REST/SOAP API integrations- Workflow design and automation- Working within... 
    Suggested
    Full time
    Work experience placement
    Local area
    Worldwide

    HII Mission Technologies Division

    Springfield, VA
    14 hours ago

  • Senior COTS Developer: BI, Data & API Integration

     ...CACI International Inc. seeks a Senior COTS Developer to support a mission-critical NGA program. You will design, develop, and maintain...  ...CS/IT degree or equivalent, and 10+ years in COTS development, APIs, data migrations, and platform customization, with a focus on security... 
    Suggested

    Jobleads-US

    Springfield, VA
    4 days ago

  • Senior Lead Software Engineer - API Marketplace

    $61k - $101k

     ...with state management libraries such as Zustand, Redux, or Context API. Preferred: knowledge of build automation tools such as Maven...  ...firmwide frameworks and best practices across the SDLC. We develop secure, high-quality production code and review or debug code... 
    Full time
    For contractors

    J.P. Morgan

    Washington DC
    7 days ago

  • Senior Software Engineer: APIs, CI/CD & Modernization

     ...Software Engineer V to lead the design, development, and modernization of complex software solutions for the DOJ/OJP. You will drive API integrations, automated pipelines, and secure, scalable deployments across production environments. The role requires six-plus years... 

    Jobleads-US

    Reston, VA
    4 days 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... 
    Hourly pay
    Local area
    Remote work

    Zillion Technologies, Inc.

    Vienna, VA
    4 days ago

  • Full-Stack Developer - UI, API & Data Visualization

    Booz Allen Hamilton is seeking a Mid Full Stack Developer to build full‑stack web applications, dashboards, and visualizations. You will develop...  ...emphasizes modern web technologies, data visualization, and API development, with a requirement for an active security clearance... 

    Booz Allen Hamilton

    Arlington, VA
    4 days 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

  • Cloud Security Engineer

    $86.8k - $198k

     ...Design secure log-collection and forwarding architectures using APIs, agents, syslog, event streaming, object storage, message queues...  ...certificates, proxies, firewalls, field mapping, alerting, and dashboards.Develop architecture diagrams, integration designs, test plans,... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    2 days ago

  • API Developer

    $61 - $74 per hour

    DescriptionKforce has a client that is seeking an API Developer in Washington, DC.Summary:Our client is looking for an Application Developer with strong backend engineering experience, including designing and developing APIs and building scalable, high-performance applications... 

    KForce

    Washington DC
    1 day ago

  • Full Stack Software Engineer, Lead

    $112.8k - $257k

     ...Stack Software Engineer, LeadThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution...  ...and intuitive user interfaces.Develop robust server-side logic, APIs, and integrations with external systems.Write clean, maintainable... 
    Full time
    Contract work
    Part time
    Work at office
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    1 day ago

  • Salesforce Developer w/ Active Top Secret or DHS Clearance

     ...Location: Springfield, VA InDev is seeking a Salesforce Developer to design, build, and enhance Salesforce applications and integrations...  ...with Lightning Web Security (LWS), Apex, Salesforce REST/SOAP APIs, and platform integrations. ~ Proficiency with Apex, SOQL,... 
    Seasonal work
    2 days per week
    1 day per week

    InDev

    Springfield, VA
    1 day ago

  • Lead Systems Integrator

    $135k - $216k

     ...Identify gaps or new needs for automated test capabilities to address incoming capabilities.Provide developers guidance and recommendation on service virtualization, and service APIs for enterprise systems.In collaboration with Enterprise Risk Management, performed on the NGA... 
    Contract work
    For contractors
    Work experience placement
    Work at office
    Local area
    Shift work

    Peraton Corporation

    Springfield, VA
    1 day ago

  • FinOps Cloud Onboarding Engineer

    $99k - $225k

     ...cloud cost data with financial, procurement, contract management, or budgeting systemsExperience using OCI usage and cost reporting APIs, SQL, data pipelines, or Python to automate reportingExperience supporting financial data governance, audit readiness, reconciliation... 
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    Springfield, VA
    1 day ago

  • Software Engineer (C++, Python, and JavaScript)

    $160k - $190k

     ...variety of projects including the development of applications and APIs for help users perform analytic functions. This position...  ...application integration. You will work closely with the technical team to develop, test, deploy, and maintain solutions in an Agile environment,... 
    Flexible hours

    ECS Federal

    Springfield, VA
    14 hours ago

  • Full Stack Developer

    $90.3k - $189.6k

     ...Opportunity:CACI is seeking a highly skilled Senior Full Stack Developer to join our development team. In this role, you will be responsible...  ...CSS3, and responsive design principles.Experience with RESTful API design and integration.Strong understanding of Software... 
    Contract work
    Work experience placement
    Flexible hours

    CACI International

    Springfield, VA
    14 hours ago

  • Senior Platform Engineer

    $148.75k - $201.25k

     ...within a secure enterprise environment. The engineer will work across large language models, agent frameworks, enterprise data, APIs, developer tooling, and platform services to turn AI capabilities into reliable, mission-relevant workflows. The ideal candidate is a... 
    Full time
    Local area
    Remote work
    Home office
    Flexible hours

    Jobleads-US

    Springfield, VA
    15 hours 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... 
    Contract work
    Remote work

    Securiport

    Reston, VA
    a month ago