{"schemaVersion":"jobsearcher.job.v1","id":"e6ecc67074349033251ffacd","url":"https://jobsearcher.com/jobs/e6ecc67074349033251ffacd","canonicalUrl":"https://jobsearcher.com/jobs/e6ecc67074349033251ffacd","title":"Java Developer","description":"Job Title: Java Developer\nLocation: Greenbelt, Maryland\nType: Contract-to-Hire\nCompensation: 120-190K (depends on years experience)\nWork Model: Remote\nSecurity Clearance: Must have an active IRS MBI Clearance\nResponsibilities\nSupport the IRS EDOS program by designing, developing, and testing high-performing, scalable enterprise applications using Java technologies.\nCollaborate with development teams and product managers to develop software solutions aligned with project requirements.\nContribute to all phases of the software development lifecycle, including designing, coding, testing, and deploying.\nWrite effective APIs and technical documentation, ensuring compliance with interface standards.\nTroubleshoot, debug, and upgrade existing software, supporting continuous improvement efforts.\nPrepare software releases and participate in Scrum activities, including daily stand-ups and sprint planning.\nIntegrate microservices within cloud environments and configure Spring Boot applications.\nSupport modernization of legacy systems and implement Service Oriented Architecture (SOA).\nRequirements\nBachelor's Degree and 12+ years of overall experience.\nUS Citizenship required.\nMust possess an active IRS MBI Clearance and have current GFE.\nExtensive experience in Java Full Stack Development and Service Oriented Architecture (SOA).\nProficiency with PostgreSQL, Microservices Architecture, and Spring Boot.\nExcellent oral and written communication skills with stakeholders at all levels.\nExperience working in Agile teams.\nDesired Skills:\nExperience with Spring Boot integration with Kafka.\nBackground in modernizing legacy systems.\nSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.\nSystem One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.\n#M-2\n#LI-CK1\nRef: #851-Rockville-S1","company":"Systemone","rawCompany":"systemone","city":"Greenbelt","state":"MD","isRemote":false,"isActive":false,"createdAt":"2026-08-05T14:36:21.135Z","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":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Java Developer","description":"Job Title: Java Developer\nLocation: Greenbelt, Maryland\nType: Contract-to-Hire\nCompensation: 120-190K (depends on years experience)\nWork Model: Remote\nSecurity Clearance: Must have an active IRS MBI Clearance\nResponsibilities\nSupport the IRS EDOS program by designing, developing, and testing high-performing, scalable enterprise applications using Java technologies.\nCollaborate with development teams and product managers to develop software solutions aligned with project requirements.\nContribute to all phases of the software development lifecycle, including designing, coding, testing, and deploying.\nWrite effective APIs and technical documentation, ensuring compliance with interface standards.\nTroubleshoot, debug, and upgrade existing software, supporting continuous improvement efforts.\nPrepare software releases and participate in Scrum activities, including daily stand-ups and sprint planning.\nIntegrate microservices within cloud environments and configure Spring Boot applications.\nSupport modernization of legacy systems and implement Service Oriented Architecture (SOA).\nRequirements\nBachelor's Degree and 12+ years of overall experience.\nUS Citizenship required.\nMust possess an active IRS MBI Clearance and have current GFE.\nExtensive experience in Java Full Stack Development and Service Oriented Architecture (SOA).\nProficiency with PostgreSQL, Microservices Architecture, and Spring Boot.\nExcellent oral and written communication skills with stakeholders at all levels.\nExperience working in Agile teams.\nDesired Skills:\nExperience with Spring Boot integration with Kafka.\nBackground in modernizing legacy systems.\nSystem One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.\nSystem One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.\n#M-2\n#LI-CK1\nRef: #851-Rockville-S1","datePosted":"2026-08-05T14:36:21.135Z","dateModified":"2026-08-05T14:36:21.135Z","hiringOrganization":{"@type":"Organization","name":"Systemone","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Greenbelt","addressRegion":"MD","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"e6ecc67074349033251ffacd"},"url":"https://jobsearcher.com/jobs/e6ecc67074349033251ffacd"}}