{"schemaVersion":"jobsearcher.job.v1","id":"05480a1fc535b377401f77e7","url":"https://jobsearcher.com/jobs/05480a1fc535b377401f77e7","canonicalUrl":"https://jobsearcher.com/jobs/05480a1fc535b377401f77e7","title":"Senior Software Developer","description":"We're hiring on behalf of a Haystack partner!The Role Design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. Implement multiple design patterns. Integrate COTS products, use APIs, interact with data repositories, cross-domain solutions, and manage system interfaces. Develop and maintain secure, scalable Java applications supporting cross-domain data exchange in compliance with federal standards. Collaborate with system architects, cybersecurity teams, and government stakeholders to implement mission-critical features. Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and technical reviews.What You'll Need Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development. Active Secret clearance and ability to obtain and hold DEA suitability. Strong knowledge of Java SE/EE, Spring Boot, and RESTful services. Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols. Experience working in secure environments, preferably within the DOJ, and understanding of FISMA, NIST, or RMF compliance. Proficiency with build tools (Maven/Gradle), version control (Git), and CI/CD tools (Jenkins, GitLab CI).What's On Offer Opportunity to work on mission-critical features for government stakeholders. Support modernization efforts by refactoring legacy systems into cloud-native, containerized Java applications. Collaborative cross-functional team environment.Apply via Haystack today!","company":"Haystack","rawCompany":"haystack","city":"Baltimore","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-07-04T08:06:40.510Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1251.00","title":"Computer Programmers","slug":"computer-programmers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"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":"Senior Software Developer","description":"We're hiring on behalf of a Haystack partner!The Role Design, build, and modify application software using programming languages such as Java, ColdFusion, JavaScript, and C#. Implement multiple design patterns. Integrate COTS products, use APIs, interact with data repositories, cross-domain solutions, and manage system interfaces. Develop and maintain secure, scalable Java applications supporting cross-domain data exchange in compliance with federal standards. Collaborate with system architects, cybersecurity teams, and government stakeholders to implement mission-critical features. Participate in Agile ceremonies and contribute to sprint planning, backlog grooming, and technical reviews.What You'll Need Bachelor's degree in Computer Science, Engineering, or related field with 12+ years of experience with large integrated projects and 5+ years of professional experience in Java development. Active Secret clearance and ability to obtain and hold DEA suitability. Strong knowledge of Java SE/EE, Spring Boot, and RESTful services. Familiarity with cross-domain solution architectures, data labeling, and secure data transfer protocols. Experience working in secure environments, preferably within the DOJ, and understanding of FISMA, NIST, or RMF compliance. Proficiency with build tools (Maven/Gradle), version control (Git), and CI/CD tools (Jenkins, GitLab CI).What's On Offer Opportunity to work on mission-critical features for government stakeholders. Support modernization efforts by refactoring legacy systems into cloud-native, containerized Java applications. Collaborative cross-functional team environment.Apply via Haystack today!","datePosted":"2026-07-04T08:06:40.510Z","dateModified":"2026-07-04T08:06:40.510Z","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":"05480a1fc535b377401f77e7"},"url":"https://jobsearcher.com/jobs/05480a1fc535b377401f77e7"}}