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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # DSCA Senior Front-End Full-Stack/Platform Engineer (Software Development Analyst) - **Company:** Harris Industries, Inc. - **Location:** Arlington, VA, United States (Remote available) - **Experience:** Expert - **Salary:** $150,000.0 - $165,000.0 - **Contract:** Permanent contract - **Skills:** HTML, Application Programming Interfaces (APIs), Agile Methodology, Artificial Intelligence, Amazon Web Services, Amazon S3, Applications Architecture, Application Integration Architecture, Cascading Style Sheets (CSS), Code Review, Cyber Security, Data as a Services, Data Validation, Data Visualization, Digital Data, Design of User Interfaces, Human-Computer Interaction, Machine Learning, Software Deployment, Software Engineering, Data Streaming, TypeScript, Web Applications, WebSocket, WebRTC, Test-Driven Development (TDD), ReactJS, Generative AI, Backend, Git, SC Clearance, Material UI, Amazon Bedrock, Front End Software Development, Api Gateway, Restful APIs, Software Version Control, Devsecops - **Published:** October 14, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=d2323d2c5791bd74 ## About the Role * Demonstrated experience developing production web applications using React, TypeScript, HTML, and CSS. * Experience designing and implementing reusable components, responsive interfaces, and accessible user experiences. * Experience integrating front-end applications with RESTful APIs and enterprise authentication and identity services. * Working knowledge of client-side application architecture, state management, error handling, and testing practices. * Experience with Git-based version control, code review, and Agile software delivery practices. * Familiarity with secure software development and DevSecOps practices, including dependency management, secure configuration, secrets handling, software bill of materials (SBOM) processes, and software supply-chain integrity. * Experience using component libraries or design systems, such as Material UI (MUI). * Clearance: Must possess and maintain an active Secret clearance at the time of consideration * Fully Remote position; must align with Eastern Time Zone core business hours Software Development 3 5 years relevant experience with Bachelors in related field; 3 years relevant experience with Masters in related field; 0 years experience with PhD in related field; or High School Diploma or equivalent and 9 years relevant experience. Software Development 4 9 years relevant experience with Bachelors in related field; 7 years relevant experience with Masters in related field; 4 years relevant experience with PhD in related field; or High School Diploma or equivalent and 13 years relevant experience. ***Salary level based on background, direct experience and education Preferred Requirements * 8+ years of preferred experience * Experience developing conversational, AI-enabled, or generative AI user interfaces. * Experience consuming streaming APIs, server-sent events, WebSockets, or other real-time communication patterns. * Experience integrating applications with AWS services in AWS GovCloud environments. * Experience working closely with backend, platform, cybersecurity, and AI/ML engineering teams. * Familiarity with containerized application delivery and CI/CD pipelines. Physical Requirements * Ability to remain in a stationary position for prolonged periods while working at a computer. * Ability to operate a keyboard, mouse, and standard office equipment to perform analytical tasks. * Must be able to effectively communicate in virtual meetings, briefings, and secure collaboration environments. * Ability to review, analyze, and interpret digital data for extended periods with attention to detail and accuracy. * Occasional light lifting of documents or equipment up to 10 lbs, if needed for home-office setup. * Must maintain a home work environment that meets company and government security requirements (e.g., controlled space for handling sensitive or FOUO information, if applicable). * Must be able to work assigned East Coast core business hours to support program and customer requirements. ## Description Join the growing Warfare Systems Business Group at HII-Mission Technologies! We are seeking an experienced Senior Front-End Full-Stack Developer / Platform Engineer (React & TypeScript) to support the Defense Security Cooperation Agency (DSCA). In this role, you will develop secure, intuitive, and high-performance web applications that enable mission and business objectives. The ideal candidate will craft modern user experiences that integrate with enterprise APIs, data services, and AI-enabled capabilities; work collaboratively with product, design, and platform teams; and apply sound engineering practices to deliver reliable, scalable software throughout the development lifecycle., * Develop responsive, accessible, and maintainable web applications using React, TypeScript, HTML, and CSS. * Build reusable user interface components, dashboards, forms, workflows, and data visualizations using established design systems and component libraries. * Develop conversational and AI-enabled user experiences, including chat interfaces, streamed responses, user feedback mechanisms, and clear error or fallback states. * Integrate front-end applications with RESTful APIs and support asynchronous, streaming, and real-time interactions as required. * Implement robust client-side input validation, error handling, application state management, authentication flows, and role-aware user interface behavior. * Apply secure front-end engineering practices and accessibility standards throughout design, development, testing, and release activities. * Write and maintain component, integration, and end-to-end tests; contribute to a test-driven development culture where appropriate. * Collaborate with product, design, backend, platform, cybersecurity, and AI/ML engineering teams to deliver integrated enterprise capabilities. * Support deployment of applications within AWS GovCloud environments, including integration with approved AWS services such as API Gateway, Amazon S3, and Amazon Bedrock.