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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # React Developer Senior - **Company:** Science Applications International Corporation - **Location:** Ashburn, VA, United States - **Experience:** Expert - **Salary:** $120,001.0 - $160,000.0 - **Contract:** Permanent contract - **Skills:** HTML, JavaScript (Programming Language), Application Programming Interfaces (APIs), Agile Methodology, Systems Engineering, Unit Testing, Cascading Style Sheets (CSS), Software Debugging, Software Design Patterns, Integrated Development Environments, JSON, Microsoft Visual Studio, Model View Controller (MVC), Model View ViewModel, Software Deployment, Software Engineering, TypeScript, ReactJS, Backend, Integration Tests, Information Technology, React Testing Library, Software Coding - **Published:** July 7, 2026 - **Apply:** https://www.careerarc.com/job-listing/saic-jobs-react-developer-senior-52827570 ## About the Role * BS Degree in Computer Science or Engineering and 5+ years of software development experience including designing, development, and documenting UI code developed a part of a large-scale software system. * Demonstrated 5+ years of experience with React development * Expertise with + React + Typescript / JavaScript, + MVC/MVVM design patterns, + JSON, + HTML4/5, + CSS, SCSS + Jest, Enzyme, React Testing library * Strong understanding of browser-based debug tools (eg., chrome devtools) * Experience utilizing various debugging tools and methodologies for debugging UI and components * Strong working experience interfacing with complex backend APIs * Demonstrated ability to think critically and creatively to develop innovative solutions to software problems Desired Skills and Experience * Developing unit tests * Agile development approach * Strong initiative: must be able to take a high-level requirement, ask questions/seek clarifications, and get the job done * Superior written and oral communication skills are essential * Must work well in a team environment as well as independently * Excellent verbal/written communication and problem solving skills; ability to communicate information to a variety of groups at different technical skill levels Customer requirements * Clearance - Ability to obtain and hold a public trust position and favorable suitability based on a CBP Background Investigation * Citizenship - Must be a US Citizen * Location - Hybrid with on-site (Ashburn, VA) visits 2 days per week and if a mission need. All candidates must be within the GWA/commutable area ## Description Description SAIC is currently seeking a Mid-Level React UI Developer to join our team. This position will work closely with the Lead Architect and other developers participating in the system architecture design, systems engineering, development, integration testing and validation, and all aspects of the software life cycle (requirements to design to implementation to test) for a browser-based application implemented using React interfacing with backend microservice APIs. The candidate will be responsible for developing code as dictated by project requirement. This position is hybrid-remote and requires 2 days on-site per week in Ashburn, VA (Thursdays and Fridays). Job Responsibilities * Design, develop, unit test UI interfaces using React * Use Integrated Development Environment Tools such as Visual Studio Code * Work with users in an Agile development approach to understand requirements, then elicit feedback and refine solution through demonstrations * Provide application support during testing and production phase and work with the lead to deploy code fixes as needed. Qualifications Required Skills and Experience * BS Degree in Computer Science or Engineering and 5+ years of software development experience including designing, development, and documenting UI code developed a part of a large-scale software system. * Demonstrated 5+ years of experience with React development * Expertise with + React + Typescript / JavaScript, + MVC/MVVM design patterns, + JSON, + HTML4/5, + CSS, SCSS + Jest, Enzyme, React Testing library * Strong understanding of browser-based debug tools (eg., chrome devtools) * Experience utilizing various debugging tools and methodologies for debugging UI and components * Strong working experience interfacing with complex backend APIs * Demonstrated ability to think critically and creatively to develop innovative solutions to software problems Desired Skills and Experience * Developing unit tests * Agile development approach * Strong initiative: must be able to take a high-level requirement, ask questions/seek clarifications, and get the job done * Superior written and oral communication skills are essential * Must work well in a team environment as well as independently * Excellent verbal/written communication and problem solving skills; ability to communicate information to a variety of groups at different technical skill levels Customer requirements * Clearance - Ability to obtain and hold a public trust position and favorable suitability based on a CBP Background Investigation * Citizenship - Must be a US Citizen * Location - Hybrid with on-site (Ashburn, VA) visits 2 days per week and if a mission need. All candidates must be within the GWA/commutable area Target salary range: $120,001 - $160,000. The estimate displayed represents the typical salary range for this position based on experience and other factors. ## Related Videos - [The Pragmatic Architect: Balancing Necessity vs. Sufficiency in React Systems](https://www.wearedevelopers.com/videos/2101-the-pragmatic-architect-balancing-necessity-vs-sufficiency-in-react-systems) - [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web) - [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Building the Right Product and Building It Right: A Glimpse into Extreme Programming, Atomic Design ](https://www.wearedevelopers.com/videos/398-building-the-right-product-and-building-it-right-a-glimpse-into-extreme-programming-atomic-design) ## Related Articles - [React Developer Salary [2023]](https://www.wearedevelopers.com/magazine/198-react-developer-salary-2023) - [16 Best Free React UI Libraries in 2025](https://www.wearedevelopers.com/magazine/148-16-best-free-react-ui-libraries-in-2025) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Why Attend a Developer Event in 2026?](https://www.wearedevelopers.com/magazine/688-why-attend-a-developer-event-in-2026) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)