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  • $239.9k - $273.8k

    Position Distinguished Engineer - API Platform (GraphQL) (Remote-Eligible) Company Capital One Overview As a Distinguished Engineer...  ...in the cloud. You will work alongside our talented team of developers, machine learning experts, product managers and people leaders.... 
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    Capital One

    Mc Lean, VA
    5 days 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. We’re looking for an experienced back-... 
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    Booz Allen Hamilton

    Mc Lean, VA
    4 days ago
  • $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, we obsess... 
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    Part time
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    Capital One National Association

    Mc Lean, VA
    4 days 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... 
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    Immediate start
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    Leidos

    Gaithersburg, MD
    13 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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    Employee Navigator

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

    Staff Engineer - Java (API/Software Development/Microservices) 1 hour ago Be among the first 25 applicants This range is provided...  ...performance of the solutions Utilize your expertise in designing and developing API’s and microservices using graphQL, gRPC, Java, Python,... 
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    Local area
    Flexible hours

    GEICO

    Chevy Chase, MD
    5 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
    3 days ago
  • $67.6k - $122.2k

     ...environment. - 2+ years building serverless solutions on AWS (Lambda in Python preferred) integrated with Connect, EventBridge, S3, and APIs; experience with AWS X-Ray and CloudWatch for observability. - Proficiency with JavaScript/TypeScript for Amazon Connect Streams... 
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    Leidos

    Gaithersburg, MD
    6 days ago
  • $85.15k - $153.93k

     ...functional development teams to build and maintain microservices, APIs, and web-based applications that support GEOINT data access,...  ...to obtain a Polygraph.** **Primary Responsibilities:** + Design, develop, test, and deploy software solutions that support our customer's... 
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    Leidos

    Gaithersburg, MD
    a month ago
  • $85.15k - $153.93k

     ...opening. We are seeking a skilled UI/UX Front-End Engineer. You will develop high-quality web applications using a state-of-the-art...  ...writing frontend unit tests. Experience with writing backend web API services especially Python. Experience coding in other languages... 
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    Leidos

    Gaithersburg, MD
    14 days ago
  • $105k - $215k

     ...Python and with open‑source software is a plus Advanced experience within the .NET framework, Including SQL Server, ASP.NET, MVC, Web API, and REST Proven full‑stack development experience understanding of microservices oriented architecture and API first design (REST,... 
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    GEICO

    Chevy Chase, MD
    3 days ago
  • $104.65k - $189.18k

     ...Bethesda, MD , you will work with state-of-the-art technologies to develop advanced sonar tactical decision aids (TDAs) that directly...  ...Microservices: Strong background in Kubernetes, Docker, REST APIs , and containerized microservice architectures . Collaboration... 
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    Leidos

    Gaithersburg, MD
    22 days ago
  • $150k - $275k

     ...As a Software Engineer, you will be responsible for designing, developing, and implementing complex software capabilities for computer-based...  ...(e.g. Spring, Guava) Experience in designing enterprise APIs Experience in RESTful web services Experience in Microservices... 
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    2 days per week
    3 days per week

    Erias Ventures, LLC

    Columbia, MD
    a month ago
  • $150k - $275k

     ...and detail-oriented software engineer who is passionate about developing innovative software solutions, we would love to hear from you....  ...experience. Required skills: Experience in designing enterprise APIs Experience in RESTful web services Experience in... 
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    Extra income
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    Immediate start
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    2 days per week
    1 day per week

    Erias Ventures, LLC

    Columbia, MD
    21 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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    GEICO

    Chevy Chase, MD
    5 days ago
  • $150k - $275k

    Enterprise - Software Engineer - APIs, Microservices, OOP Join to apply for the Enterprise - Software Engineer - APIs, Microservices...  ...and detail‑oriented software engineer who is passionate about developing innovative software solutions, we would love to hear from you.... 
    Hourly pay
    Full time
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    Immediate start
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    2 days per week
    1 day per week

    Erias Ventures

    Columbia, MD
    3 days ago
  • $263.9k - $301.2k

     ...community of technical experts working to define the future of banking in the cloud. You will work alongside our talented team of developers, machine learning experts, product managers and people leaders. Our Distinguished Engineers are leading experts in their domains,... 
    Full time
    Part time
    Local area

    Capital One

    Mc Lean, VA
    5 days ago
  •  ...experience to join a full-stack development team. The role involves developing according to incoming requirements, mentoring less experienced...  ...-stack frontend expertise. You’ll design and implement robust, API-based and data streaming services that comply with regulations... 
    Work at office
    3 days per week

    Evinova

    Gaithersburg, MD
    1 day ago
  • $70 per hour

    Senior Full Stack Java Developer Location Hybrid work in Gaithersburg, MD : Overview:We are seeking a talented and experienced Full Stack...  ...Java, Angular 9 and above, Node, ES 6, Spring boot and REST API Position Description: Develop highly innovative products/solutions... 
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    Full time
    Contract work
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    Relocation

    KR Group LLC

    Gaithersburg, MD
    2 days ago
  •  ...patients and customers the highest priority. Job Description PHP Web Developer GeneDx, Inc Gaithersburg, MD GeneDx is a rapidly growing CAP...  .... Collaborate with other Programming teams to develop APIs and utilize multiple systems to solve workflow complex problems... 

    GeneDx, Inc

    Gaithersburg, MD
    2 days ago
  • $67.6k - $122.2k

     ...S3, CloudWatch, and at least one of the following: EventBridge, API Gateway, or Secrets Manager. Familiarity with Infrastructure...  ...Connect, Q in Connect, Contact Lens, Lambda, and OpenSearch. Develop and maintain Python serverless services including Lambda functions... 
    Full time

    Leidos

    Gaithersburg, MD
    2 days ago
  • $85.15k - $153.93k

     ...Description Join Our Innovative Team at Leidos! Job Description: Mid Level Software Developer Ready to break away from the ordinary and dive into an extraordinary career? At Leidos' High Fidelity Simulation Business Area, we’re not just building systems—we’re... 
    Interim role
    Local area
    Immediate start
    Night shift

    Leidos

    Gaithersburg, MD
    21 days ago
  • $134.54k - $221.03k

     ...roadmap for our internal GenAI platform components, including developer toolkits, orchestration frameworks, and agentic foundations. This...  ...for internal AI frameworks, runtimes, and developer-facing APIs. Translating technical patterns into platform capabilities that... 

    OpenText

    Gaithersburg, MD
    3 days ago
  •  ...Microsoft Exchange for several thousand customers and domains. Develop PowerShell scripts to manage Exchange and provision new services...  ...balancing, networking, virtualization, cybersecurity, Azure, REST APIs, automation scripting, Azure DevOps, and Microsoft SQL. One... 

    OpenText

    Gaithersburg, MD
    4 days ago
  •  ...trusted talent to solve the federal government’s most pressing business and technical challenges. Without you, it’s just data. API Developer Utilize strong architecture and design skills building high-performance Web APIs using JavaScript/Python/C# running on web... 
    Flexible hours

    Amdex Corporation

    Bethesda, MD
    24 days ago
  • Senior API Developer Job Locations: US-VA-McLean ID: 2025-9504 Category: Software Development Type: Regular Full-Time Overview At Credence, we support our clients' mission-critical needs, powered by technology. We provide cutting-edge solutions, including AI/ML, enterprise... 
    Full time
    Work experience placement
    Immediate start

    Credence Management Solutions, LLC

    Mc Lean, VA
    5 days ago
  • $144.2k - $236.9k

     ...language. Expert in JEE Web Services Technologies: e.g., JAXB, Java APIs for XML Messaging Experience in designing of end to end...  ...oriented architectures Design and implementation of REST APIs. Developing on a modern front-end framework Using a test-driven approach... 

    OpenText

    Gaithersburg, MD
    3 days ago
  • $123.11k - $184.67k

     ...Introduction to Role We are revolutionizing clinical trials by developing cutting-edge digital solutions that connect patients, healthcare...  ...and React/React Native. Experience with HTML, CSS, REST APIs and JSON structure, OpenAPI spec. Experience with at least one... 
    Hourly pay
    Full time

    Evinova

    Gaithersburg, MD
    3 days ago
  •  ...for Connect, Q in Connect, Contact Lens, Lambda, and OpenSearch. Develop and maintain Python (serverless) services: Write Lambda...  ...groups, routing), S3, CloudWatch, and at least one of: EventBridge, API Gateway, or Secrets Manager. Infrastructure as Code experience... 

    Leidos Inc

    Gaithersburg, MD
    2 days ago
  •  ...Health Insurance services, seeks an accomplished Sr SharePoint Developer. ____________________________________________________________...  ...development skills in .NET Framework (C#) and SharePoint APIs as a whole; Web Services and PowerShell programming highly preferred... 
    Temporary work
    Local area
    Remote work

    Amerit Consulting

    Gaithersburg, MD
    4 days ago