{"schemaVersion":"jobsearcher.job.v1","id":"b1d32569d869aed45a6aaaf8","url":"https://jobsearcher.com/jobs/b1d32569d869aed45a6aaaf8","canonicalUrl":"https://jobsearcher.com/jobs/b1d32569d869aed45a6aaaf8","title":"React Software Developer","description":"We're working with a leading technology consulting firm that specialises in supporting secure mission environments for government agencies. This organisation plays a critical role in sustaining, modernising, and enhancing enterprise business applications that underpin vital operations.The Role Support the sustainment, modernization, and enhancement of enterprise business applications in a secure mission environment. Maintain and improve a production collaboration and workflow application supporting critical business processes and information exchange. Develop, test, and implement application enhancements, bug fixes, and usability improvements for React-based user interfaces. Troubleshoot application issues, analyze root causes, and implement corrective actions to ensure operational stability. Translate user feedback and business requirements into scalable, maintainable front-end solutions. Integrate front-end components with backend services and APIs, applying modern development practices.What You'll Need Active TS/SCI with Polygraph clearance is mandatory. Bachelor's degree in a technical discipline and at least six years of software development experience, or ten years of experience without a degree. Strong experience with JavaScript or CSS frameworks, particularly React, and the ability to pivot between frameworks. Working understanding of SQL and/or NoSQL databases. Ability to work core hours of 10:00 AM-2:00 PM, Monday through Friday, primarily on-site in the Washington D.C. metropolitan area. Experience working in Agile development environments and with tools like GitLab is a plus.What's On Offer Opportunity to support critical enterprise applications within secure mission environments. Be part of a team that balances production support with new enhancement development. Engage with modern front-end development practices and component-based design patterns. Collaborative environment with engineers, testers, product stakeholders, and end-users.Apply via Haystack today!","company":"Haystack","rawCompany":"haystack","city":"Baltimore","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-08-14T15:57:24.629Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1211.00","title":"Computer Systems Analysts","slug":"computer-systems-analysts"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"React Software Developer","description":"We're working with a leading technology consulting firm that specialises in supporting secure mission environments for government agencies. This organisation plays a critical role in sustaining, modernising, and enhancing enterprise business applications that underpin vital operations.The Role Support the sustainment, modernization, and enhancement of enterprise business applications in a secure mission environment. Maintain and improve a production collaboration and workflow application supporting critical business processes and information exchange. Develop, test, and implement application enhancements, bug fixes, and usability improvements for React-based user interfaces. Troubleshoot application issues, analyze root causes, and implement corrective actions to ensure operational stability. Translate user feedback and business requirements into scalable, maintainable front-end solutions. Integrate front-end components with backend services and APIs, applying modern development practices.What You'll Need Active TS/SCI with Polygraph clearance is mandatory. Bachelor's degree in a technical discipline and at least six years of software development experience, or ten years of experience without a degree. Strong experience with JavaScript or CSS frameworks, particularly React, and the ability to pivot between frameworks. Working understanding of SQL and/or NoSQL databases. Ability to work core hours of 10:00 AM-2:00 PM, Monday through Friday, primarily on-site in the Washington D.C. metropolitan area. Experience working in Agile development environments and with tools like GitLab is a plus.What's On Offer Opportunity to support critical enterprise applications within secure mission environments. Be part of a team that balances production support with new enhancement development. Engage with modern front-end development practices and component-based design patterns. Collaborative environment with engineers, testers, product stakeholders, and end-users.Apply via Haystack today!","datePosted":"2026-08-14T15:57:24.629Z","dateModified":"2026-08-14T15:57:24.629Z","hiringOrganization":{"@type":"Organization","name":"Haystack","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Baltimore","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"b1d32569d869aed45a6aaaf8"},"url":"https://jobsearcher.com/jobs/b1d32569d869aed45a6aaaf8"}}