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- Join to apply for the BZ Back-end Developer role at Probity Inc. PLEASE NOTE: This position requires an ACTIVE Top Secret/SCI Clearance with Polygraph. To be considered for this position, you MUST have an ACTIVE Clearance Level of Top Secret/SCI with Polygraph Position...SuggestedFull time
- Location: Onsite (Richmond or McLean, VA) Exp: 10+ Years Type: W2 only. Roles And Responsibilities Design and develop scalable, secure, and efficient backend systems using Java and Node.JS Develop and maintain RESTful APIs, microservices, and serverless architectures on...SuggestedFull time
$40 per hour
Join to apply for the Back End Developer role at DataAnnotation We are looking for a Back End Developer to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model...SuggestedHourly payFull timeContract workPart timeRemote work- ...or Richmond, VA Full-time Hybrid - 2 days a week in the office Reporting to: Senior Director, Engineering Primary Responsibilities Develop, test, deploy, and maintain scalable, reliable software using our backend platform and technologies. Model and develop new constraints...SuggestedFull timeWork at officeLocal area2 days per week
$99k - $171k
Mid-Level Back-End Software Application Developer Job Locations: Colorado Springs, CO | Tysons, VA Job ID: 2025-12918 | # of Openings: 2 | Category: Engineering | Benefit Type: Salaried High Fringe/Full-Time Overview LMI is actively seeking a dynamic, experienced Mid-...SuggestedFull timeLocal area$120k - $180k
...colleagues Work on cross-team platform-level initiatives and projects Participate in scoping, designing, and developing new features and lead delivery of solutions to open-ended problems Contribute to improving the experience of users of the language Develop the LogScale...SuggestedRemote job$40 per hour
Overview Join to apply for the Backend Software Engineer role at DataAnnotation . We are looking for a Backend Software Engineer to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve ...SuggestedHourly payFull timeContract workPart timeRemote work- ...and deploy robust software solutions that address the DoD’s hardest logistics technology challenges. Collaborate with the team to develop TyrOS, our platform for modernizing tactical and operational logistics. Build and iterate on applications that deliver modern, intuitive...SuggestedFull timeWork at office
$120k - $180k
...Contribute to cross-team platform-level initiatives and projects Participate in scoping, designing and developing new features; lead delivery of solutions to open-ended problems Contribute to moving the scalability of our LogScale engine to the next level Develop the...SuggestedRemote jobTemporary workWork at officeFlexible hours$120k - $180k
...targeted cyber assaults. Innovate with Large Language Models to develop and refine Charlotte AI's capabilities. Construct and maintain... ...experience, performance, and reliability. Own your work with autonomy, end to end: develop, test, deploy and monitor your changes. Thrive...SuggestedRemote jobFull timeWork experience placementWork at officeLocal areaFlexible hours$140k - $215k
...targeted cyber assaults. Innovate with Large Language Models to develop and refine Charlotte AI's capabilities. Construct and maintain data... ..., performance, and reliability. Own your work with autonomy, end to end: develop, test, deploy and monitor your changes. Thrive in...SuggestedRemote jobWork experience placementWork at officeLocal areaFlexible hours$50k - $290k
Overview Saragossa is partnered with a highly regarded buy side financial firm. While the firm operates with global reach and institutional depth, it maintains a relatively small team. Their primary focus is fund of funds investing, allocating capital across private equity...SuggestedFull time$40 per hour
Backend Developer (Kotlin/Java, Android APIs) Join the DataAnnotation team and contribute to developing cutting‑edge AI systems, while... ...part of a growing community of over 100,000 professionals—front‑end, back‑end, full‑stack, machine‑learning, and other engineers—who are...SuggestedHourly payFull timeRemote workFlexible hours- ...services UtilizeGitfor version control to efficiently manage code changes, branching, and integration across the development team Develop and update comprehensive documentation inConfluenceto support team knowledge sharing, onboarding, and long-term system maintenance...SuggestedLocal areaFlexible hours
$126.79k - $190.18k
.... We are looking for a Sr Backend Python Developer to join our team. You will be responsible... ...company - by joining huddles, making call backs and helping us elevate opportunities to... ...responsibilities and qualifications.**Skills**Back-End Development, Design, Functional...SuggestedWork experience placementNight shiftWeekend work- Join to apply for the Full Stack Developer role at Vector Synergy We are seeking a highly skilled Full Stack Developer... ...will have: Minimum 4 years of experience in front-end development (React, Angular, etc.) and/or back-end development (Node.js, Django/Flask, SpringBoot,...Contract work
$40 per hour
Overview We are looking for a Full Stack Developer (UX/UI) to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. Responsibilities Give AI chatbots coding challenges...Hourly payFull timeContract workPart timeRemote work- INTEGRITYOne Partners is seeking a Full Stack Developer / Architect for a hybrid role, with 1-2... ...skills Technical Skills Required Front-end UI (React, JavaScript, CSS), Java/Spring/... ...Boot for middle tier, and AWS Cloud for back-end infrastructure Relational databases (...Local area2 days per week1 day per week
- Full‑Stack Software Developer Full Time Chantilly, Loudoun County, VA. Posted 10/24/2025 Position Overview Are you passionate about developing innovative software solutions that drive real‑world impact? NS2 Mission is seeking a highly motivated and self‑directed Full...Full timeLocal areaFlexible hours
- Job Overview: We are looking for a talented Senior UI Developer with a strong background in cloud computing and expertise in Snowflake and Cybase/Postgres. This role requires a senior-level professional who can influence technical decisions and drive the development of...
$90k - $100k
...job poster from Seneca Resources Position Title: Full Stack Java Developer Location : Falls Church, VA (100% Remote) Clearance Requirements... ...and Spring Boot. Develop RESTful APIs and integrate with front-end applications built in Angular (v17+). Deploy containerized applications...Contract workRemote work$149.5k
...professionals. The initial assignment for the new position is to develop a loan origination system for a financial services enterprise.... ...Aurora. The components are primarily backend systems but some front‑end development will be needed. Work with tech leads and the...Full timeTemporary workRemote work- Overview Triaplex, Inc. (A wholly owned subsidiary of VTG) is seeking a talented and experienced Full Stack Developer to join our dynamic team in Tyson's Corner VA. What will you do? The successful candidate will work on-site in an Agile environment and will be responsible...Full time
- ...intelligence and machine learning. In this role, you will design, develop, and deploy intelligent systems that solve complex problems and... ...and success. With direct access to company leadership, a laid-back and inclusive atmosphere, and exceptional work-life balance, you...Temporary workFor contractorsImmediate startFlexible hours
$130k - $180k
Join to apply for the Full Stack Software Developer role at VT Group (VTG) Continue with Google Overview Position Overview: VTG is seeking a talented and experienced Full Stack Software Developer to join our dynamic and innovative team in Tyson's Corner, VA. As a Full Stack...Full time$75.2k - $158.1k
Full Stack Software Developer CACI International Inc Join to apply for the Full Stack Software Developer role at CACI International... ...solutions: Building responsive, user?friendly front ends and scalable, secure back?end services. Owning product features: Taking...Full timeRemote workFlexible hours$108.5k - $214.3k
Overview Join to apply for the Full Stack Software Developer role at Accenture Federal Services . Accenture Federal Services is a technology... ...3 years of development experience 1 year of front-end development experience (e.g. modern JavaScript frameworks, HTML,...Full timeLive inWork at officeLocal area- ...extraordinary milestones. Kentro is hiring acleared mid-level Software/Web Developer to support the National Geospatial-Intelligence Agency.... ...or SharePoint custom workflows. Proficiency with Java for Front-End and Backend programming, Azure, Angular JS and Angular 2....Work at officeLocal area
$40 per hour
Overview Join to apply for the Content Developer (Biology) role at DataAnnotation . We are looking for a Content Developer (Biology) to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve...Hourly payFull timeContract workPart timeRemote work$40 per hour
Overview We are looking for a Content Developer (Mathematics) to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. Responsibilities Give AI chatbots writing...Hourly payFull timeContract workPart timeRemote work