Average salary: $167,977 /yearly
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- A leading staffing solutions company is seeking a Python Developer for a hybrid position in McLean, VA. The ideal candidate will have over... ...Django and Flask, and be well-versed in developing RESTful APIs. Responsibilities include maintaining code quality, optimizing...SuggestedHourly pay
- ...Everforth ECS is seeking a Backend/API Engineer to work in the National Capital Region covering the Pentagon, Falls Church, and... ...to production model artifacts within Unclassified networks. • Develops scalable serving frameworks using Kubernetes services, API gateways...SuggestedContract work
ECS Limited
Falls Church, VA11 hours ago $140k - $200k
Clutch Canada, based in Washington, is seeking a Backend Developer with proven experience in TS/Node to design and maintain robust APIs. This remote role requires collaboration with cross-functional teams and a focus on user experience. The ideal candidate will have experience...SuggestedRemote work$140k - $200k
...make things happen-fast. As a Senior Software Engineer on the API & MCP Platform team, you'll be at the forefront of building and... ...integrations across our platform. You'll work with Java and NestJS to develop robust, secure, and high-performance API services that enable...SuggestedWorldwideZoomInfo Technologies LLC
Bethesda, MD3 days ago- ...is partnering with Babel Street to find a Principal Engineer, API & MCP Platform . Please see details below: About the Role... ...and delivering API-first platform capabilities that enable both developers and AI agents to interact with Babel Street’s services. You will...SuggestedWork at officeRemote work
Hatch IT
Reston, VA23 days ago - We are seeking a skilled .NET Full Stack Developer with strong experience in Angular (v10+) and modern web technologies. The ideal candidate... ...experience building scalable web applications, developing REST APIs, and working across both front‑end and back‑end layers. Key...Suggested
- ...Mid-Level API Java Developer Herndon, VA We are seeking a Mid-level API Java Developer, 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...SuggestedLocal areaRemote workFlexible hours
NT Concepts
Herndon, VA1 day ago $180k
...seeking an SME Systems Engineer to provide technical leadership for API Gateway technologies, cloud architecture, and enterprise... ...necessary to allow you the room to pursue everything you want to develop in your personal life. We offer a generous Paid Time Off benefit...SuggestedFlexible hoursSynergy ECP
Sterling, VA11 hours ago$85k - $110k
...Backend API Developer, Junior Silver Spring, MD / Remote Public Trust Eligible Required Blu Omega is seeking a Backend API Developer, Junior to support a federal program focused on building the enterprise data layer for the National Weather Service. This role...SuggestedPermanent employmentTemporary workWork experience placementRemote workBlu Omega
Silver Spring, MD11 hours ago$68.08k - $141.83k
...organization, apply now. We are currently seeking a Backend / API Engineer to join our team in Bethesda (REMOTE), Maryland (US-MD... ...workflows. The position requires deep technical expertise in developing RESTful APIs, microservices, and data pipelines that interface...SuggestedContract workTemporary workWork at officeRemote workFlexible hoursNTT America
Bethesda, MD3 days ago- ECS is seeking a Backend/API Engineer to join their team in the National Capital Region, specifically for the War Data Platform initiative... ...and must possess a current Secret security clearance. You will develop scalable backend components and maintain the integration of AI...Suggested
- ...experience, including back-end development in Java/NodeJS and front-end development in Angular. Responsibilities include building RESTful APIs and collaborating with cross-functional teams. A Public Trust security clearance is required. #J-18808-Ljbffr Syms Strategic Group,...SuggestedRemote jobFull time
- ...Senior Cloud Security Specialist (API) Custom Software Systems, Inc. (CSS) is seeking a highly skilled Senior Cloud Security Specialist... ...will play a key role in strengthening enterprise security by developing and integrating modern, scalable solutions that support...SuggestedTemporary work
CUSTOM SOFTWARE SYSTEMS
Washington DC3 days ago - ...Job Description Job Description We’re seeking a Full Stack Developer with AI/ML and API experience to build and enhance modern applications, APIs, chatbot features, and user‐focused workflows. You’ll support integration efforts, testing, and UI/UX improvements while...SuggestedContract workLocal area
Azulo LLC
Washington DC12 days ago - ...Full-stack Engineer - Model Zoo UI/API Everforth ECS is seeking a Full-stack Engineer - Model Zoo UI/API to work in the National... ...at mission speed. Responsibilities include: Developing and advancing user interface and application programming interface...SuggestedContract work
ECS
Fairfax, VA2 days ago - ...Web Application / API Services Developer – Senior Level (FI3) Job Description: Are you opinionated on what it takes to create great software AND great teams? Are you interested in using your experience to help others grow in their career? Are you looking for...Flexible hours
Trinity ES LLC
Chantilly, Loudoun County, VA4 days ago - ...global border security, threat detection, and analytics systems. In this role, you'll develop responsive front-end applications and integrate with C#/.NET microservices and APIs powering real-time data platforms. You'll work alongside senior engineers, DevOps, and product...Contract workRemote work
SECURIPORT
Reston, VA2 days ago - ...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 workRemote work
SECURIPORT
Reston, VA12 days ago - ...Angular front-end development. Applicants should have over 8 years of software development experience along with expertise in RESTful APIs and cloud technologies. A Bachelor’s degree in a related field is required, and the role is fully remote. #J-18808-Ljbffr Syms...Remote job
- ...(TS/SCI w POLY REQUIRED) Software Tester / QA Engineer (Web & API Testing) We are seeking a detail-oriented and technically skilled... ...as Postman and Swagger to test, document, and validate APIs Develop and maintain automated test scripts using frameworks such as...
Falls Technology
Chantilly, Loudoun County, VA23 days ago - ...Overview Mid Front End Developer Vienna, VA Are you ready to enhance your skills and build your career in a rapidly evolving... ...Responsibilities Design, develop, and maintain back-end services and APIs Collaborate with front-end developers and stakeholders to...Work at officeWork from homeHome office
Chenega MIOS
Vienna, VA2 days ago - ...Overview Mid Backend Developer Vienna, VA Are you ready to enhance your skills and build your career in a rapidly evolving business... ...team, you will build software leveraging Esri's products and APIs to build core backend services that solve complex problems at a...Work at officeWork from homeHome office
Chenega MIOS
Vienna, VA2 days ago - ...*** SIMILAR CAREER TITLES Software Engineer, Java Developer, Linux Developer, Middleware Engineer, Systems Engineer, Backend... ...Familiarity with containerization (e.g., Docker) Knowledge of RESTful API development Experience with version control systems (e.g.,...Temporary workFor contractorsImmediate startFlexible hours
Cymertek
Vienna, VA4 days ago - ...Work with QA to ensure adequate test coverage exists for projects. Develop test harnesses as needed to facilitate testing of individual... ...linux platform tool. ~ Experience developing against standard web apis (REST) ~ Demonstrated experience with setting up devices in...Remote work
Kastle Systems
Falls Church, VA3 days ago - ...Azure Service Bus, Azure AD / MSAL (OAuth2/OIDC) ~ Strong C# .NET 8 - Azure Functions, Entity Framework Core, xUnit testing, REST API design ~ Strong React / TypeScript / Next.js 15 - App Router, RTK Query, Tailwind CSS, component library patterns ~ Azure SQL...Contract work
eSolutionsFirst
Vienna, VA3 days ago - ...transport mechanisms, and cross-domain data pathways using Airflow, API gateways, secure transfer services, and message-queue frameworks... ...actions and identify the most appropriate solution. • Highly developed interpersonal and oral/written communication skills, with the...Contract work
ECS Limited
Falls Church, VA4 days ago - ...Main duties will include in ideating, experimenting, and developing modules, components, and coupling them into a functional application... ...features for interactive web applications that rely heavily on REST APIs using modern web technologies. Work closely with Product...Contract work
campus4tech
Vienna, VA1 day ago - ...with existing WDP Core Integration platform components including API gateways, cross-domain data movement tools, orchestration... ...senior-level engineering mentorship to data engineers, analytic developers, and artificial intelligence teams, raising maturity in distributed...Contract work
ECS Limited
Falls Church, VA2 days ago - ...Resource Manager, Ansible, or similar automation frameworks. Develop automation for provisioning, configuration management, patching,... ...scripting using tools such as Terraform, OCI Resource Manager, Ansible, APIs, Python, PowerShell, and GitHub. ~ Working knowledge of OCI...InternshipMonday to Friday
Navy Federal Credit Union
Vienna, VA11 hours ago - ...expertise and live by our core values. We also invest heavily in developing unique Salesforce-based solutions and accelerators, which, in... ...integrations between Salesforce and external systems using REST/SOAP APIs Collaborate with business analysts, architects, and...Relocation
Cloud SynApps Inc.
Vienna, VA4 days ago
