Front End Developer
Closure Technologies LLC
Closure Technologies is an innovative IT consulting and software engineering company that helps government organizations solve complex technical challenges. The company specializes in custom software development, cloud infrastructure, cybersecurity, systems integration, and data analytics, delivering scalable solutions that improve operational efficiency and drive mission success. With a collaborative and problem‑solving culture, Closure Technologies is committed to building high‑impact technology solutions that are delivered on time, within budget, and tailored to each client’s unique needs. Closure Technologies is seeking a Lead Frontend Developer to support a mission‑critical geospatial program in Chantilly, VA. The developer will be the sole frontend engineer on the team, requiring someone with a strong sense of ownership over the code base. Clearance Requirement: TS/SCI with Polygraph. Required Qualifications TS/SCI clearance with a polygraph Bachelor's degree in Computer Science Strong experience with Vue.js in production environments Experience with Vuetify or similar UI frameworks Hands‑on experience with geospatial or mapping libraries such as: OpenLayers Turf.js GeoLib Geodesy Ability to work independently as the sole frontend developer on a team Preferred Qualifications Experience with other frameworks such as React or Angular and ability to quickly ramp in Vue Playwright or other end‑to‑end testing frameworks CI/CD pipelines and automated deployment workflows Experience building high‑performance, data‑heavy user interfaces As set forth in Closure Technologies’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law. #J-18808-Ljbffr
$125k - $145k
...Front End Developer Salary Range $125,000.00 - $145,000.00 Salary/year Position Type Full Time Category Engineering Description System High Corporation delivers advanced protection and secrecy solutions to secure and strengthen critical missions, programs, and...SuggestedFull timeLocal areaRemote work- ...UI Developer Want to build clean, intuitive user interfaces that directly support mission-critical space operations? NS2 Mission is... ...designers to refine user workflows and interactions Integrate front-end components with RESTful APIs and backend services Optimize...SuggestedLocal areaFlexible hours
$140k - $165k
...and solution delivery starts with understanding each client’s end-state, and then seamlessly integrating within each Agency’s... ...and technical operations and deployments. BDR is seeking a Front-End Developer SME to join our growing team! This position will be performed...SuggestedRemote jobFull timeFor contractorsWork at officeWork from homeHome office- ...Front-End Web Developer Are you looking for an opportunity to not just develop software, but to help build a system that will support mission users at the tactical edge of national security and defense? As a front-end web developer, you can solve a problem with a complete...SuggestedContract work
- ...A global technology firm in McLean, Virginia, is looking for a skilled front end developer to take on the challenge of converting business specifications into programming instructions and leading software development projects. The ideal candidate will have over 4 years...Suggested
$131.3k - $237.35k
...and classified federal environments. You will bridge design and front‑end development, translating complex mission data into accessible,... ...stakeholders and analysts. UI/UX Design & Implementation: Design and develop intuitive, responsive user interfaces for web‑based...For contractors- ...workflows, and design standards across multiple applications. Create service blueprints and end-to-end experience maps to align cross-functional teams. UI Design & Prototyping Develop interactive prototypes using tools such as Figma, Adobe XD, or similar, to explore...
$131.3k - $237.35k
...and classified federal environments. The role bridges design and front‑end development, translating complex mission data into secure UI... ...and accessible for federal stakeholders and analysts. Design and develop responsive user interfaces for web‑based applications....- A fintech company in McLean, VA is seeking a Senior UI/UX Engineer with over 7 years of experience. The ideal candidate must demonstrate proficiency in HTML5, CSS3, and SCSS, along with a solid understanding of UI/UX principles and design tools like Figma. Responsibilities...Full timeRemote work
- ...strong hands on experience with ReactJS, Redux. Responsibilities Develop highly responsive user-facing new features using React.js.... ...Applications (PWA), and Single Page Applications (SPA). Proficiency in front-end development using Vite.js or similar frameworks. Proficient...Flexible hours
$128.04k - $173.23k
..., production-ready code. Working within Agile teams alongside developers, architects, and product owners, this role ensures that all CMM... ...prototypes into responsive, accessible and performant front-end code. Ensure all designs comply with Human-Centered Design (HCD...Temporary workWork at officeImmediate startWorldwideFlexible hours$84.6k - $152.4k
...UI/UX Developer Aurora, Colorado; Herndon, Virginia At Two Six Technologies, we build, deploy, and implement innovative products... ...of Opportunity Two Six Technologies is actively seeking a Front-End Developer motivated to learn and contribute to a growing team...Contract workLocal area- ...trusted results to enable national security missions worldwide. Job Description SOSi is seeking skilled Senior Full Stack/UI Developer to support a US government customer in Chantilly, VA. This role will be responsible for designing, developing, and maintaining...Work at officeWorldwide
$152.6k - $190.7k
...training, fine-tuning, and leveraging Large Language Models (LLMs) for search, summarization, and business intelligence, as well as developing advanced financial, budget, and scheduling analysis models. Data Exploitation: Work directly with massive, unstructured and...Full timeContract workFor contractorsWork at officeLocal areaFlexible hours$120k - $155k
...Position Title: Front-End Software Engineer Location: On-Site Clearance: Active TS/SCI Required Type: Full-Time, Direct Hire... ..., complex environments. Key Responsibilities Design, develop, and maintain responsive, user-focused web applications Translate...Full time- ...government uses data and technology. We are seeking a skilled UI Developer to design and build intuitive user interfaces for a next-... ...UI frameworks (React, Angular, or Vue.js). Collaborate with end-users to gather requirements and translate them into technical specifications...Contract work
$86.8k - $198k
Front-end Software Engineer The Opportunity: As a front-end Software Engineer, you can resolve a problem as part of application development... ...environment. If you’re looking for the chance to not just develop software, but to create a system that will make a difference,...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Full Stack Developer Location: Chantilly, VA Must have an active TS/SCI FS Poly Looking for a full stack developer supporting a backend... ...least two of the list) Minimum of 5 years of hands-on, back-end Java development experience (not Javascript or Springboot)...Full time
- ...KDA Consulting Inc. is seeking a talented Full Stack Developer to support the design, development, and maintenance of enterprise-level... ...is a well-rounded engineer with experience across both front-end and back-end development , capable of working in Agile environments...Full time
$130k - $160k
...enterprise solutions supporting critical mission operations. Engineers on this effort will work with cross-functional teams to design, develop, and deploy impactful capabilities while helping shape the architecture and technical direction of a long-term, high-visibility...Full timeRemote work- ...Java Full Stack Developer Job Location: Chantilly, VA (On-site 100%) Active TS/SCI security... ...and resolve issues, and provide support to end‑users as needed. The Java Full Stack... ...management 6 years of experience with Angular 3+ front‑end web application platform and PrimeNG...
$146k - $234k
...enterprise capabilities, identify modernization opportunities, and develop recommendations that inform strategic investment decisions,... ...allocation of requirements to system architecture components. Ensure end‑to‑end traceability across requirements, architecture,...Contract workWork at officeShift work- We are seeking one (1) Software Engineer to provide software development support for MOON 1998 . This position is in Chantilly . The skills matrix is within the position. Please submit a rate that matches your candidate's skills and experiences. Please complete...Full time
$170k - $210k
...the effective implementation of AI technologies in a high-security and mission-critical environment. Key Responsibilities Design, develop, and implement AI-powered applications tailored for facilities operation and maintenance preventive maintenance programs. Analyze existing...Hourly payContract workLocal area3 days per week- ...MANTECH seeks a motivated, mission-oriented SharePoint Developer to join our team in Chantilly, VA. As a SharePoint Developer, you will be responsible for managing SharePoint sites and accounts, including site configuration, custom feature deployment, managing...Civilian ContractorWork at office
- A government contracting firm in Chantilly, Virginia, is seeking a Share Point Developer. This role involves designing systems, developing SQL database structures, and coding web applications using ASP.NET and C#. Candidates must have hands-on experience with Custom PowerApps...
- ...with applicable cybersecurity requirements Design security architectures for use within the IS and Network Environment. Design and develop cybersecurity-enabled products for use within an IS and Network Environment Integrate and/or implement security with Cross...Work at office
- ...query databases for data verification and troubleshooting. Familiarity with HTML, CSS, JavaScript, and browser developer tools (Inspect/Console) to diagnose front-end application behavior. Understanding of RESTful APIs and experience using tools like Postman or log viewers...Work at office
$91.3k - $184.9k
...at leveraging AI coding assistants (e.g., Claude, Amazon Q Developer) to accelerate delivery, while applying strict human... ...Responsibilities: Write, review, and refactor Java (Spring Boot) back-end and Angular 21 front-end code. Use AI tools to generate boilerplate, write unit...Live inWork at officeLocal area- ...seeking a highly skilled Full Stack Software Engineer to design, develop, and deploy scalable web-based applications and data-driven solutions. The ideal candidate will have strong experience across front-end and back-end development, cloud infrastructure, databases, and...
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