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- ...with Kafka, RabbitMQ, or IMB MQ as a plus. You will work on APIs, microservices, and distributed systems, contributing to a secure... ...software ecosystem. You will collaborate with senior developers, DevOps engineers, and data experts in an Agile team environment...SeniorFull timeContract workRemote work
Securiport
Reston, VA20 hours ago $83.43k - $222.48k
...family and one community at a time. Position Summary Designs, develops, and implements digital solutions and systems by applying advanced... ...communication skills Strong experience with use of RESTful APIs and AKKA messaging technology High level understanding of system...SeniorHourly payFull timeTemporary workWork experience placementLocal area$229.9k - $262.4k
...Overview Senior Lead Software Engineer, Back End (GraphDB & API Platform) (Enterprise Platforms Technology) Do you love building and pioneering in the... ...excellence to reduce manual processes and improve developer productivity and platform adoption. Influence technical...SeniorFull timePart timeInternshipLocal area$222k
...DescriptionPosition: Senior Developer Location: Rosslyn, VA, Clearance: SecretThe Senior Developer leads the design, development, and optimization... ...• Proficiency with system integration, microservices, and API development• Excellent analytical, troubleshooting, and...SeniorPart timeActioNet
Arlington, VA28 minutes agonew$130k - $170k
Senior Software Engineer Job Description CoStar Group (NASDAQ: CSGP) is a leading... ...with a mix of native mobile, data, API / platform, and front-end skills, and we... ...strengthen CoStar’s technology platform and develop best practices. * Develop comprehensive...SeniorHourly payFull timeWork at officeWork from homeVisa sponsorship$139.4k - $235.7k
...infrastructure.We are looking for an experienced and dedicated Full Stack Developer who functions as the Adobe technical authority. Their... ...'s degree is a plus.Technical Skills:Knowledge of RESTful APIs for building scalable and efficient applications using Adobe Firefly...SeniorFull timeTemporary workPart timeRemote workAdobe Systems
Richmond, VA26 minutes agonew- ...federal contractor, is seeking a highly skilled and motivated Senior Software Developer. Oak Grove Technologies is a Service-Disabled Veteran-... ...exploit mitigations ~ Strong familiarity with the Windows API/Win32 modules for tool development ~ Ability to conduct...SeniorFull timeFor contractors
Oak Grove Technologies
Fort Belvoir, VA20 hours ago - ...KDA Consulting Inc. is seeking a talented Full Stack Developer to support the design, development, and maintenance of enterprise-level... ...frameworks such as React or Angular Develop backend services, APIs, and business logic using technologies such as Node.js, .NET,...SeniorFull time
Kda Consulting Inc
Herndon, VA20 hours ago - ...Document and demonstrating solutions by developing documentation, flowcharts, layouts, diagrams... ...secure, robust, scalable, modular, and API-centric. Provide software design recommendations... ...Systems, or related STEM degree. Senior-level experience deploying microservices...SeniorFull timeContract workTemporary work
Trinity Global Consulting
Springfield, VA20 hours ago - ...________________________ We are seeking a highly skilled Senior Full Stack Developer's to design, develop, and maintain scalable web applications... ...or similar) ~ Experience designing and consuming RESTful APIs ~ Experience with databases (PostgreSQL, MySQL, MongoDB,...SeniorFull time
Vibrint
Herndon, VA20 hours ago - ...inspection, analysis, certification, and compliance. The Senior Full-Stack Developer builds the software that makes the service operable — the... .... Platform groundwork. Establish the architecture, APIs and standards for KIBO's digital single-window platform — supporting...SeniorFull timeWorldwide
Securiport
Herndon, VA20 hours ago - ...software development team. You will be responsible for designing, developing, testing, and integrating custom software solutions across the... ..., MongoDB) Experience developing and integrating RESTful APIs Preferred Skills & Experience: Proficient in React, TypeScript...SeniorFull timeLocal area
M1 Technology
Herndon, VA20 hours ago $122.1k - $229.3k
...Overview of Opportunity Two Six is looking for a talented Senior Software Developer to join our growing team. In this role you will design,... ...partners Nice to haves: Proficiency with the Windows API (Win32, WinRT) Proficiency with reverse engineering tools...SeniorFull timeContract workLocal areaTwo Six Technologies
Herndon, VA20 hours ago- ...BackEnd Software Engineer (2+ years - Senior Level) Locations: Arlington, VA, Reston... ...customers. Our engineer-led software teams develop technical solutions on an aggressive... ...Proficient with developing open standard APIs (i.e. REST or GraphQL) using a framework...SeniorFull timeFor subcontractor2 days per week3 days per week
Black Cape
Arlington, VA20 hours ago - ...Senior/Staff/Senior Staff Software Engineer, 3DGS Enablement (SDK) About Ofinno:... ...Splatting (3DGS) by productizing 3DGS into a developer-friendly SDK and integrating it with MPEG... ...you will: Design and build a 3DGS SDK (APIs, modular architecture, documentation, examples...SeniorFull time
Ofinno
Reston, VA20 hours ago - ...historical and real-time data feeds using WebGPU. Design and develop data models using Postgres and Apache Iceberg. Modify real-time... ...as React Context. Experience with Node.js, GraphQL, and REST APIs. Proficiency with SQL/PostgreSQL. Knowledge of Docker and...SeniorFull timeLocal areaHome officeRelocation packageNight shift
Spear AI
Manassas, VA20 hours ago - ...Overview Senior C++ Developer role with responsibilities spanning feature development, requirements analysis, and collaboration across multi-functional... ...as necessary. Qualifications / Skills C/C++, ProtoBuf, gRPC, API Design, Oracle PL/SQL, GDB, Valgrind, Multithreading, Tuxedo,...SeniorFull time
TechWish
Manassas, VA4 days ago - ...Support the development of distributed backend services, APIs, and platform microservices supporting enterprise AI operations. Collaborate... ...with multidisciplinary teams of analysts, engineers, and developers to solve complex challenges and deliver innovative, production-...Senior
Jobtailor
Alexandria, VA20 hours ago $165,000 per week
Vantor is seeking a Senior Backend Developer to design, build, and optimize scalable APIs and data‑driven services for modern web applications. You’ll architect backend components, integrate data sources, and implement automation in cloud environments while collaborating...SeniorVantor
Reston, VAmore than 2 months ago$180k - $202.4k
...Job Title: Senior Software Engineer Location: Springfield, VA Security Clearance: Active DoD Top Secret clearance with SCI eligibility... ...role requires strong full‑stack Python experience, with a focus on API development, Kubernetes deployment, and modern DevOps practices....SeniorOmni Federal
Springfield, VA1 day ago- Responsibilities Design, develop, and maintain responsive web and mobile applications. Collaborate with cross-functional teams to define... ...using modern development practices. Develop and consume RESTful APIs. Maintain code quality through unit testing, automation, and peer...Senior
Jobtailor
Ashburn, VA4 days ago - ...Rust experience to join our Sat OS team, which is responsible for developing the high-level operating system for our spacecraft. You will be... ...-hardware integration. Create and maintain documentation for APIs and system architectures. Contribute to the improvement of our...SeniorWork at office3 days per week
Spire
McLean, VA4 days ago $100k - $185k
...Overview As a Senior Full Stack Developer , you will work with a team of developers to deliver software features, APIs, and micro‑service solutions within an AI‑enabled software development environment. We are looking for candidates with 5-7 years of experience writing...SeniorSteampunk.com
McLean, VA2 days ago$130k - $180k
...HawkEye 360 is currently seeking a Senior Command & Control Software Engineer to join the... ...creative and has a passion for working with and developing new innovative technology.... ...remote hardware. Experience building REST APIs using frameworks like FastAPI or Spring Boot...SeniorRemote workNight shiftNightDragon Acquisition Corp.
Herndon, VA3 days ago- ...Senior Software Engineer – Middleware & Backend Services Nightwing provides technically advanced full‑spectrums of... ...focused on middleware and backend services. Design and develop Application Program Interfaces (APIs) for consuming applications, support data ingest applications...Senior
Nightwing Intelligence Solutions, LLC
Sterling, VA1 day ago $220k - $250k
...Babel Street to find a Principal Engineer, API & MCP Platform . Please see details... ...driven platform. This is a hands-on, senior technical leadership role responsible for... ...platform capabilities that enable both developers and AI agents to interact with Babel...Work at officeRemote workHatchit Co
Reston, VA2 days ago- ...To support this mission, we are seeking a Senior Software Engineer to join our Cyber... ...into scalable technical solutions. Design, develop, test, and maintain custom software applications... ...environments. Develop and manage robust APIs, microservices, and automation frameworks...SeniorContract workImmediate start
Redhorse Corporation
Quantico, VA4 days ago $104k - $166k
...Software Engineer Senior Job Locations: US Responsibilities Peraton is seeking a Software Engineer (Senior) to support the MODES III program... ..., resilience, and RMF/ATO alignment. Designs enterprise API contracts, secure data ingestion pipelines to the data lake, containerized...SeniorContract workRemote workShift workPeraton
Herndon, VA1 day ago$150k - $165k
...and Find Your Next! Summary As a key member of the team, the Senior Full Stack Developer will be responsible for the entire software development... ...Microservices Architecture: Design, develop, and maintain API microservices that are scalable, resilient, and secure. Hands...SeniorWork experience placementH1bWork at officeLocal areaKarsun Solutions
Herndon, VA1 day ago$165,000 per week
Vantor is hiring a Senior Backend Developer to build robust, scalable services for modern web and data‑driven applications in our Information Technology... ...& Data Management team. You will design and implement APIs, data models, and integrations, optimize performance, and...SeniorVantor
Reston, VAmore than 2 months ago
