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  •  ...technology company is seeking a Technical Manager for Software Engineering in Arlington, VA. The successful candidate will build large API-driven systems, lead software design and development standards, and leverage .NET on AWS. This role involves a collaborative culture... 
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    CoStar

    Arlington, VA
    3 days ago
  •  ...is a leading Federal contractor that specializes in designing, developing, and delivering information technology and network solutions for...  ...to Apply. Job Description: The Backend Engineer (API Integration Focus) will design, develop, and maintain backend systems... 
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    Local area
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    Network Designs Inc.

    McLean, VA
    13 days ago
  • A global technology consulting firm is seeking a Backend Developer in Alexandria, Virginia. The role requires expertise in Java, J2EE, and Spring, with responsibilities including the development of web-based applications and collaboration within Agile frameworks. Candidates... 
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    Full time

    Booz Allen Hamilton

    Alexandria, VA
    1 day ago
  •  ...a Mission Success Engineer to bridge the gap between customers and the engineering team. This remote position requires expertise in API integrations, strong communication skills, and experience in technical support. Responsibilities include designing custom API integrations... 
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    Remote job

    Motion Recruitment Partners LLC

    Alexandria, VA
    9 hours ago
  •  ...Description About this Role:   The Front-End Developer will formulate and define specifications for...  ...-level impact  In-depth understanding of web accessibility standards (Section 508, WCAG)  Experience with RESTful API integration, JSON, AJAX, and responsive/... 
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    IMAGINEEER LLC

    Arlington, VA
    6 days ago
  •  ...talented and experienced Front-End Vue.js Developer to join our team. As a Senior Front-End...  ...implementing, and maintaining innovative web applications using Vue.js. You will collaborate...  ...compatibility Experience with RESTful APIs and asynchronous request handling... 
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    Work experience placement
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    Allocore

    Arlington, VA
    11 days ago
  •  ...using React (or Angular/Vue) that interact with complex backend APIs. Prototype mockups or wireframes for stakeholder...  ...Information Systems, or a related field. ~5+ years of designing and developing user interfaces using React or React Native. ~ Familiarity with... 
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    Nationwide IT Services

    Alexandria, VA
    a month ago
  •  ...the following ~3+ years of experience engineering Single Page Web Applications with a modern framework in complex environments. React...  ...~ Designed and engineered complex end-to-end flows of data from APIs to render large volumes of data on screen. ~ Have expertise in... 
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    Improbable LLC

    Arlington, VA
    14 days ago
  •  ...of DoD data management and analytics. Key Responsibilities Software Architecture & Development: Design and develop software architectures, APIs, frameworks, and libraries supporting intelligence-focused and mission-aligned capabilities. Build both frontend... 
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    Full time
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    Redhorse Corporation

    Arlington, VA
    5 hours agonew
  • A dynamic multi-disciplinary firm is seeking a Full Stack Developer to work remotely, contributing to designing and maintaining web applications. The ideal candidate must have a Bachelor's in Computer Science, 5+ years in software development, and be proficient in C#, .... 
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    Remote job

    BAM Technologies, LLC

    Arlington, VA
    2 days ago
  • A leading consulting firm is seeking a skilled back-end developer to create user-focused solutions through clean code, APIs, and effective systems. You'll engage with modern frameworks and collaborate with a team to achieve scalable performance. A Bachelor's degree and... 
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    Booz Allen Hamilton

    Mc Lean, VA
    4 days ago
  •  ...join our backend team and play a critical role in building REST API microservices from scratch using ASP.NET Core (C#) and building...  ...certifications (e.g., AWS Certified Solutions Architect, AWS Certified Developer). What We Offer: Competitive salary & performance-based... 
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    Caseguard

    Arlington, VA
    5 hours agonew
  • A leading technology services provider is seeking a Full Stack Developer to design and build dynamic web applications and APIs on AWS. The ideal candidate will have strong experience in full-stack development, proficiency in languages such as Golang and Python, and familiarity... 
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    Govserviceshub

    Mc Lean, VA
    2 days ago
  • $150k - $200k

     ...Us: SwarmInt is a defense AI startup developing computer vision and edge AI capabilities...  ...feeds Implement backend services and APIs for data processing and integration Deploy...  ...computing, or IoT Knowledge of Python web frameworks and API design Experience... 
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    Full time

    Swarmint

    Arlington, VA
    5 hours agonew
  • Employee Navigator, a leading SaaS provider, is seeking a Senior Backend Engineer to design and maintain APIs for their benefits enrollment platform. The role requires extensive experience in C# and API development, working collaboratively in a fast-paced environment.... 
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    Employee Navigator

    Bethesda, MD
    1 day ago
  • A leading defense contractor in Arlington, VA is seeking a Full Stack Developer to support the USPS Office of Inspector General. This role involves both front-end and back-end development with a focus on migrating legacy systems to modern architectures. Candidates should... 
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    Work at office

    Huntington Ingalls Industries

    Arlington, VA
    9 hours ago
  • $69.4k - $158k

    A leading technology firm is seeking a Back-End Developer to enhance user-focused solutions through clean code and effective API management. In this role, you will collaborate with development teams, utilizing your software engineering skills to create and maintain high... 

    Phase2 Technology

    Mc Lean, VA
    9 hours ago
  • API/Java/Python Developer, Journeyman 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... 
    Local area
    Arlington, VA
    20 days ago
  • API Java Python Developer, Senior 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. We are seeking individuals with a passion... 
    Local area
    Arlington, VA
    20 days ago
  • $98.5k - $184.9k

     ...forward!   The work: As a .NET Full Stack Developer, you will play a critical role in the development and maintenance of web applications and services. You will be...  ...Familiarity or experience with architecture styles/APIs (REST, RPC) Develop and maintain web... 
    Full time
    Live in
    Work at office
    Local area

    Accenture Federal Services

    Washington DC
    5 hours agonew
  •  ...efforts for a government client. This role focuses on designing, developing, and maintaining back-end systems in support of mission-...  ...lifecycle (SSDLC) processes and best practices Develop and maintain APIs, services, and application logic in support of mission systems... 
    Local area

    Castellum Inc

    Alexandria, VA
    7 days ago
  • A leading technology firm is searching for a Back-End Developer in McLean, VA. The role involves developing user-focused solutions, identifying risks, and implementing RESTful APIs. Ideal candidates should have 4+ years of software engineering experience and a strong grasp... 
    Flexible hours

    Booz Allen Hamilton

    Mc Lean, VA
    9 hours ago
  •  ...Engineer-Backend for a potential opportunity.  In this position, the Backend Engineer will: Design and develop Spring Boot microservices (Java 21+) that expose RESTful APIs to frontend consumers. Decouple and break down monolithic designs into domain-driven services (e.... 

    Nationwide IT Services

    Alexandria, VA
    a month ago
  •  ...junior Backend Engineer for a potential opportunity.  In this position, the Engineer will: Design and develop Spring Boot microservices (Java 21+) that expose RESTful APIs to frontend consumers. Decouple and break down monolithic designs into domain-driven services (e.... 

    Nationwide IT Services

    Alexandria, VA
    a month ago
  •  ...Description Job Description Lead Backend Developer Location: On site – Arlington, VA...  ...to take ownership of our backend strategy, API design, and data infrastructure. Job Summary...  ...RESTful APIs to support our mobile and web applications. Make high-level... 
    Full time
    Work at office
    Local area

    Uplifter US LLC

    Arlington, VA
    27 days ago
  •  ...within the BSNC family, is currently seeking a qualified Front-End Web Developer in Suitland, MD. This front-end developer position involves...  ...and microservices, especially working with RESTful API services. You'll architect applications and refactor code for optimal... 
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    Work at office
    Local area

    ARCTICOM LLC

    Suitland, MD
    25 days ago
  • Overview cFocus Software seeks a Web Developer to join our program supporting the Department of Defense (DoD). This position is remote. This...  ...performance standards. Support integration with databases, APIs, and external services. Collaborate with systems analysts, UX... 
    Remote work

    cFocus Software Incorporated

    Alexandria, VA
    4 days ago
  •  ...in  AI to join our dynamic team. This role is integral to developing  user-friendly web interfaces that provide a seamless user experience while...  ...Hooks . Implement  AI powered  solutions leveraging APIs such as  OpenAI APIs, TensorFlow . Write  unit tests... 
    Remote job
    Full time
    Contract work
    Work from home

    DocMe360

    Arlington, VA
    more than 2 months ago
  • $110.5k - $149.5k

     ...Collaboration, JavaScript, Node.js Development, Web Applications Certifications: None...  ...government customers and with other GDIT developers and business analysts to create advanced...  ...by backend services in the form of APIs/microservices, ensuring flexibility and scalability... 
    Full time
    Temporary work
    Part time
    Immediate start
    Remote work
    Work from home
    Worldwide
    Flexible hours

    GDIT

    Falls Church, VA
    6 days ago
  •  ...join our Technology team. Individual will be working on large-scale Web applications that will reach tens of millions of users nationwide...  ...Bootstrap 4/5 and any other notables Experience with RESTful APIs and efficient methods of requesting data from backend services... 
    Full time
    Temporary work
    Relocation
    Flexible hours

    Republican National Committee

    Washington DC
    5 hours agonew