Average salary: $124,813 /yearly

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  • Senior API Java Python Developer

    $185k

    Vantor is seeking a Senior API/Java/Python Developer to design and build secure, scalable backend services and integrations for modern web and data‑driven solutions. You’ll architect and implement RESTful APIs, develop microservices in Java and Python, and integrate with... 
    Suggested

    Vantor

    Arlington, VA
    9 hours agonew

  • API/Java/Python Developer, Senior - TS/SCI and CI poly Clearance

     ...Job Description Job Description API/Java/Python Developer Hybrid – Arlington, VA U.S. Citizenship and TS/SCI and CI poly required   @Orchard is retained by a top geospatial technology company in their search for an API/Java/Python Developer to work in their... 
    Suggested
    Remote work

    @Orchard

    Arlington, VA
    5 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

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

    $209k - $262.4k

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

    Capital One

    McLean, VA
    1 day 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
    29 days ago

  • Senior API/Java/Python Developer (TS/SCI with CI Poly)

    $170k - $210k

     ...Polygraph. Vantor has an exciting opportunity for a Backend Developer within our Intel sector advancing the national security mission...  ...design, development, and maintenance of software applications and APIs using Java and Python programming languages. This role often... 
    Suggested

    Vantor

    Arlington, VA
    8 hours agonew

  • Senior Back-End / Platform Engineer

    $135k - $165k

     ...Platform (DDMP) secure domain services, data-access layer, integration APIs, workflow automation, and AI-enabled back-end capabilities.Key...  ...systems, SharePoint, telemetry streams, and analytics platforms.Develop data-ingestion, transformation, validation, and reconciliation... 
    Suggested
    Contract work
    For contractors
    Work at office

    AMERICAN SYSTEMS

    Alexandria, VA
    17 hours agonew

  • Lead Engineer - Platform

    $114.6k - $252.1k

     ...for AI applications, pilot implementations, and enterprise capabilities including compute, storage, networking, identity management, API management, and service integration patterns Support configuration of access controls, role-based permissions, identity integration (... 
    Suggested
    Contract work
    Work experience placement
    Work at office
    Flexible hours

    CACI International

    Washington DC
    1 day ago

  • Mid-Level Software Developer

     ...Description Job Description We are seeking a Mid-Level Software Developer to join a collaborative engineering team supporting mission-...  ..., and maintainability. Develop and consume RESTful APIs to support application integration. Collaborate with software... 
    Suggested
    Full time

    Omniscius Consulting

    Laurel, MD
    a month 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... 
    Suggested
    Contract work
    Local area
    Immediate start

    Leidos

    Alexandria, VA
    1 day ago

  • Principal Engineer, Android Platform

     ...of cutting-edge capabilities that meet both current and future developer and user needs while ensuring alignment with our highest standards...  ..., Application Performance MonitoringStrong understanding of API platforms, backend services, database and networking components... 
    Suggested
    Full time
    Work at office
    Remote work
    Flexible hours

    Marriott International

    Bethesda, MD
    2 days ago

  • Cross-Platform Mobile Developer

     ...Description: We are seeking a skilled Cross-Platform Mobile Developer to build applications that function seamlessly across multiple...  ...frameworks. Proven knowledge and experience with mobile SDKs, APIs and App Development. Familiarity with MDM system integration... 
    Suggested

    General Dynamics Information Technology

    Washington DC
    more than 2 months ago

  • Scientific Data Software Engineer/Analyst (Python/Linux)

     ...power this mission-critical data center. In this role, you will develop and maintain robust Python software, shell scripts, and system-level...  ...in SQL (PostgreSQL, MySQL, or SQLite). Exposure to RESTful APIs, AWS/cloud object storage (S3), or containerization tools (... 
    Suggested

    Science Systems & Applications

    Lanham, MD
    29 days ago

  • Lead Application Security Engineer, Code to Cloud

    $101.3k - $172k

     ...explaining what a finding means and what it does not, so a blocked developer gets an answer the same day. Own security testing of the...  ...Prisma Cloud, or Orca. You have written policy and built on its API, not just read dashboards. ~ Pipeline enforcement you have actually... 
    Suggested
    Full time
    Washington DC
    8 days ago

  • Sr. Full Stack Engineer (AI Platform)

     ...Responsibilities Own features end-to-end across the platform: Django REST APIs and data models, React/TypeScript UI, workflow pipelines, and...  ..., prompt engineering, evaluation, and cost/usage controls Develop data and ML workflows in Metaflow orchestrated on Argo... 
    Suggested

    Bright Metro

    Washington DC
    15 days ago

  • Applications Programmer (Salesforce Marketing Cloud)

     ...our clients who are US Govt. agencies.Job DescriptionConfigure, develop, and maintain Salesforce Marketing Cloud solutions across Email...  ...Salesforce Marketing Cloud with external systems (e.g., CRM platforms, APIs, data sources) to support data synchronization and campaign... 
    Full time
    Work experience placement

    ANGARAI

    College Park, MD
    2 days ago

  • Maximo Application Suite (MAS) Technical Engineer

    $107.9k - $195.05k

     ...Enterprise systems.Lead implementation and configuration of secure API management and authentication standards.Define API messages,...  ...for integrations.Perform complex application configuration and develop automation scripts using Python, XML, JavaScript, and JSON.Develop... 
    Full time

    Leidos

    Greenbelt, MD
    1 day ago

  • Backend Developer

    $165k

    Vantor is seeking a Backend Developer to build robust, scalable services powering modern web applications and data‑driven solutions. In this role, you’ll design and implement APIs, automation workflows, and integrations on cloud platforms, focusing on performance, reliability... 

    Vantor

    Arlington, VA
    9 hours agonew

  • Systems and Platform Engineer - TS/SCI

     ...GPU, and high-speed networking. In this role, you will design, develop, and optimize Kubernetes clusters that power enterprise AI for the...  ...Strong track record with consuming, and troubleshooting RESTful APIs for platform integration and automation. Excellent problem-... 

    Xcelerate Solutions

    Bethesda, MD
    17 hours agonew

  • Senior Mobile Solutions Developer/Engineer

    $140k - $170k

     ...Senior hands-on mobile engineer responsible for designing, developing, and maintaining enterprise mobile applications supporting real-time...  ...-first capabilities. Integrate mobile applications with APIs, cloud services, and enterprise platforms. Support peer-to-peer... 
    Full time
    Contract work

    Procentrix

    Washington DC
    a month ago

  • Lead Cloud Application Engineer

    $80 - $113 per hour

     ...Experience with AI Tools   Job Description: ·       Architect and develop across both front-end (React) and back-end (C#) codebases. ·...  ...At least 10 years of work experience in building .NET based web APIs using C# and at least 10 years of work experience with modern... 
    Hourly pay
    Contract work
    Work experience placement
    Local area

    Addison Group

    Washington DC
    a month ago

  • Senior Platform Engineer - Go, Python, AWS, Kubernetes/EKS

     ...deployment systems for PortX’s Kubernetes-based hosting platform in AWS. The platform provides highly available and secure microservices API hosting for financial institutions using cloud-native technologies. Responsibilities include: Build and manage secure,... 
    Immediate start
    Visa sponsorship
    Flexible hours

    PortX

    Washington DC
    29 days ago

  • .NET & REACT Full Stack Developer

     ...Job Description Job Description Overview The. NET/React Developer will play a critical role in the design, development, and maintenance...  ...Design, develop, and maintain web applications and APIs using the ASP.NET framework, C#, Entity Framework, and SQL Server... 
    Temporary work
    Work at office
    Local area
    Flexible hours

    Cayuse Holdings

    Washington DC
    a month ago

  • Frontend Developer, Palantir

    $102.5k - $170.9k

     ...offering provides a full spectrum of solutions for designing, developing, and operating cutting-edge Data and AI platforms, products, insights...  ...Workshop, the Ontology, Object Views, Actions, and Foundry APIs or SDKs.Maven Smart System and other Palantir Foundry data-... 
    Local area

    Deloitte

    Rosslyn, VA
    2 days ago

  • Salesforce Health Cloud Sr. Developer

     ...Description Job Description Senior Salesforce Health Cloud Developer (Remote) Must live in one of the following states: AZ, AK , AR...  ...interfaces and data integration services using Salesforce APIs. Convert logical designs into production-ready application code... 
    Interim role
    Live in
    Remote work

    TEEMA

    Washington DC
    23 days ago

  • Senior .Net & REACT Full Stack Developer

    $125k

     ...best talent locally available. As a . NET/React Full Stack Developer , you will play a critical role in the development and maintenance...  ...Framework, SQL Server and design/ architectural patterns (e.g. APIs with Dependency Injection)   Experienced with .NET languages... 
    Flexible hours

    Synergy ECP

    Washington DC
    a month ago

  • Lead Full Stack Engineer

     ...experienced Lead Full Stack Engineer to lead development of secure APIs, dashboards, reports, award views, signals, and AI-assisted...  ...engineering team delivering secure Federal applications.Design, develop, and maintain backend services, REST APIs, data-access layers, and... 
    For contractors

    ANALYTICA

    Bethesda, MD
    17 hours agonew

  • Senior Cloud Security Specialist (API)

     ...is seeking a highly skilled Senior Cloud Security Specialist (API) to support a critical data access management initiative within...  ...candidate will play a key role in strengthening enterprise security by developing and integrating modern, scalable solutions that support... 
    Temporary work

    Custom Software Systems Inc.

    Washington DC
    28 days ago

  • .NET & REACT Full Stack Developer, SME

     ...contract by the client.   The Work: The .NET/React Full Stack Developer, SME, will play a pivotal role in designing, developing, and...  ...components for both the front-end and back-end. Develop APIs with architectural styles such as REST, leveraging best practices... 
    Contract work
    Temporary work
    Local area
    Flexible hours

    Cayuse Holdings

    Washington DC
    14 days ago

  • DevOps Engineer (Jira Platform Engineer)

     ...(source control CI/CD), and ServiceNow (ITSM), using Okta, REST APIs, webhooks, middleware, and scripting. ~ Automate data synchronization...  ...with enterprise security and compliance standards. ~ Develop and maintain technical documentation, standards, and best... 
    Full time
    Contract work
    Work at office

    Providge Consulting

    Washington DC
    9 days ago