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  • $205.4k - $234.4k

     ...Overview Director, Product Management, Developer Experience - API Platforms Capital One is a high-tech company, a scientific laboratory, and a nationally recognized brand all-in-one, reaching tens of millions of consumers. As a Developer Experiences organization... 
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    Part time
    Local area

    Capital One National Association

    McLean, VA
    27 days ago
  •  ...brokers, and insurance companies to configure benefits. We build APIs to handle B2B transactions with our insurance carrier and...  ...in C# on .NET 8 with WebAPI, MVC and Vue.js at the front-end. We develop software as simple as forms for data capture to Roslyn-based C#... 
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    Work at office
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    Employee Navigator

    Bethesda, MD
    4 days ago
  • $115k - $230k

     ...of domains Accountable for the quality, usability, and performance of the solutions Utilize your expertise in designing and developing API’s and microservices using graphQL , gRPC , Java, Python, Kafka, with a deep understanding of API first design Utilize programming... 
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    GEICO

    Chevy Chase, MD
    4 days ago
  • $263.9k - $301.2k

    Distinguished Engineer - API Platform (GraphQL) As a Distinguished Engineer at Capital One, you will be a part of a community...  ...cloud. You will work alongside our talented team of developers, machine learning experts, product managers and people leaders.... 
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    Capital One

    McLean, VA
    51 minutes agonew
  •  ...Python and with open-source software is a plusAdvanced experience within the .NET framework, Including SQL Server, ASP.NET, MVC, Web API, and REST Proven full-stakc development experience understanding of microservices oriented architecture and API first design (REST, graphQL... 
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    Work experience placement
    Flexible hours
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    GEICO

    Chevy Chase, MD
    5 days ago
  •  ...solve critical problems. You will lead the strategy and execution of a technical roadmap modernizing our servicing organization with API first design. The ideal candidate is a self-starter that has deep technical expertise in their domain. **Position Responsibilities**... 
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    Work experience placement
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    GEICO

    Chevy Chase, MD
    1 day ago
  • $86.8k - $198k

    API Platform Software Engineer, Senior 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. Were looking for an experienced back-end... 
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    Booz Allen Hamilton

    Mc Lean, VA
    15 hours ago
  • $86.8k - $198k

     ...JOURNEY Discover what to expect during your journey as a candidate with us. 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... 
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    Booz Allen Hamilton

    Arlington, VA
    15 hours ago
  • $100k - $150k

    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. You must have a passion for keeping pace with rapidly evolving technology advancements... 
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    Local area

    CGI

    Arlington, VA
    4 days ago
  • $100k - $150k

    Overview CGI Federal has an exciting opportunity for an API/Java/Python Developer (Junior) in Arlington, VA with a hybrid working model. This role supports the Defense, Intelligence & Space sector and involves the design, development, and maintenance of software applications... 
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    Full time

    CGI

    Arlington, VA
    2 days ago
  • We are seeking a API Java/Python Developer, Mid to join our team. Working at NT Concepts means that you are part of an innovative, agile company dedicated to solving the most critical challenges in National Security. We’re looking for the best and the brightest to join... 
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    NT Concepts

    Herndon, VA
    3 days ago
  • $158.6k - $181k

    Overview Senior Software Engineer, Full Stack (Java/Python/API). Do you love building and pioneering in the technology space? At Capital...  ...You'll Do Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in full-stack... 
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    Capital One

    Mc Lean, VA
    2 days ago
  •  ...apply for the Principal Engineer (Director IC), Exchange Platform (APIs, Files, AI protocols, and others) role at Fannie Mae...  ...and resolving conflicting and/or complementary needs. Design and develop technical solutions, which include leading matrixed teams. Apply... 
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    Fannie Mae

    Washington DC
    5 days ago
  • Description   ActioNet is seeking a highly skilled Cloud API Developer with expertise in AWS native services and proficiency in Java to join our team. You will be responsible for designing, developing, and maintaining scalable cloud-based APIs that leverage AWS services... 
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    Remote work
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    ActioNet, Inc.

    Suitland, MD
    more than 2 months ago
  •  ...rd Parties Please. Job Summary: We are seeking an experienced API Cloud Engineer to lead and mature our API management practices,...  ...across our cloud environment. This role is responsible for developing, managing, and optimizing APIs to ensure seamless interoperability... 
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    Long term contract
    Full time
    Remote work

    ASCENDING Inc.

    Fairfax, VA
    2 days ago
  •  ...responsible for designing, implementing, and maintaining integration solutions using MuleSoft and API management technologies. You will work with both business and technical teams to develop strategies for integrating disparate systems and applications, ensuring data flows... 

    Apex Systems

    Washington DC
    2 days ago
  • Overview Java API Developer — Anywhere — Type: Contract — Category: Engineer — Industry: Insurance — Workplace Type: Remote Reference ID: JN -092025-103586 Date Posted: 09/07/2025 Shortcut: Description Remote. Join a dynamic team with a major healthcare organization, focusing... 
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    Local area
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    Eliassen Group

    Washington DC
    1 day ago
  • $55 - $60 per hour

    Overview Title: Java Developer (API) Location: Vienna, VA; Pensacola, FL; San Diego, CA (HYBRID) Duration: Initial 6-month with potential extensions Compensation: $55.00 - $60.00/hour Work Requirements: US Citizen, GC Holders or Authorized to Work in the U.S. Responsibilities... 
    Local area
    Flexible hours

    Inspyr LLC

    Vienna, VA
    1 day ago
  • $78.4k - $123.2k

    The API Engineer serves as the enterprise-wide expert in API technologies within Enterprise Technology Services (ETS), driving digital...  ...RESTful APIs and integration solutions using modern frameworks Develop and maintain API documentation using tools like RAML, Swagger/... 
    Full time
    Internship
    Monday to Friday
    Shift work

    Navy Federal

    Vienna, VA
    1 day ago
  • $126.1k - $227.95k

     ...working with Linux operating system.  Knowledge of web services: API, REST  Strong awareness of networking and internet protocols...  ..., software development and system engineering.  Experience developing basic tooling and scripting: UNIX shell, Python, Perl or... 
    Local area
    Immediate start
    Remote work

    Leidos

    Cabin John, MD
    4 days ago
  • Overview Role: API Gateway Developer Client: DC Government Location: Washington, DC Responsibilities Collaborate with cross-functional teams to understand business requirements and design secure, scalable, and high-performing APIs. Monitor API performance and troubleshoot... 
    Work experience placement

    AHU Technologies Inc

    Washington DC
    2 days ago
  • $190.83k - $258.18k

    Software Development Engineer III (C++), Maps API Join to apply for the Software Development Engineer III (C++), Maps API role at...  ...packages, and vehicles everywhere. More than 4 million registered developers have chosen Mapbox because of the platform’s flexibility,... 
    Full time
    Local area

    Mapbox

    Washington DC
    2 days ago
  •  ...applications. Utilizes programming specifications to construct modules, develop testing methods, and design materials. Provides new feature time...  ...coding practices. Hands-on experience with Web Service and API development: Experience with .net core 6 or higher for Web APIs,... 
    Remote work

    First Citizens Bank

    Arlington, VA
    1 day ago
  • $165k - $205k

     ...provide solutions to our clients. You will play a key role in developing, testing and maintaining software applications. You will work closely...  ...or Java. • Knowledge in databases (SQL or NoSQL) and RESTful APIs. • AWS associate level certification. Benefits •... 
    Immediate start
    Flexible hours

    River Hawk Consulting LLC

    Bethesda, MD
    15 hours ago
  •  ...to advanced system development across the Client enterprise. * Develop visually appealing front end website architectures, including translating...  ...on web pages. * Develop and design RESTful services and APIs. * Stay abreast of developments in web applications and programming... 
    Contract work
    Remote work
    Flexible hours

    Marathon TS Inc

    Bethesda, MD
    1 day ago
  • $225.4k - $257.2k

     ...Full Stack (Java, Node, Javascript, React or Angular, Restful API, AWS) Do you love building and pioneering in the technology space...  ...Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full... 
    Full time
    Part time
    Internship
    Local area

    Capital One

    Washington DC
    52 minutes agonew
  • API INTEGRATION DEVELOPER, AZURE Client - Energy Client Work type - remote, anywhere in the US - EST Hours Duration - 4 months W2 Hourly Rate: $70/hr. Benefits available ALTA IT Services is staffing a 4-month+ contract opening for an experienced API Integration Developer... 
    Hourly pay
    Contract work
    Remote work

    System One

    Alexandria, VA
    15 hours ago
  • $110k - $230k

     ...facing our customers. Description We are looking for a Software Developer to support the development of an integrated solution to...  ...bulk processing, ETL functionality, a range of data stores, and APIs. The ability to develop and deliver reliable, performant, and scalable... 
    Hourly pay
    Extra income
    Temporary work
    Immediate start
    Flexible hours

    Erias Ventures, LLC

    Fairfax, VA
    6 days ago
  • $110k - $230k

    Enterprise - Software Engineer - Python, ETL, APIs Join to apply for the Enterprise - Software Engineer - Python, ETL, APIs role at...  ...facing our customers. Description We are looking for a Software Developer to support the development of an integrated solution to... 
    Hourly pay
    Extra income
    Full time
    Temporary work
    Immediate start
    Flexible hours

    Erias Ventures

    Fairfax, VA
    2 days ago
  • $80k - $120k

    Description SAIC is seeking Software Engineer API Developers to join the Machine-assisted Analytic Rapid-repository System (MARS) Advanced Development Operations (DevOps) and Sustainment Support (ADOS) program and provide on-site technical and administrative support to... 
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    SAIC

    Washington DC
    4 days ago