Java Developer
Greenbelt, Maryland
Experience: 0
Category: Information Technology
Contractor Work Model: Remote
Brand: System One
Compensation Range: 120000.00 - 190000.00 Per Hour
Job ID: 377803
Date Posted: 07/30/2026
Shortcut: http://jobs.systemone.com/YTAAUP
Job Title: Java Developer
Location: Greenbelt, Maryland
Type: Contract-to-Hire
Compensation: 120-190K (depends on years experience)
Work Model: Remote
Security Clearance: Must have an active IRS MBI Clearance
Responsibilities
- Support the IRS EDOS program by designing, developing, and testing high-performing, scalable enterprise applications using Java technologies.
- Collaborate with development teams and product managers to develop software solutions aligned with project requirements.
- Contribute to all phases of the software development lifecycle, including designing, coding, testing, and deploying.
- Write effective APIs and technical documentation, ensuring compliance with interface standards.
- Troubleshoot, debug, and upgrade existing software, supporting continuous improvement efforts.
- Prepare software releases and participate in Scrum activities, including daily stand-ups and sprint planning.
- Integrate microservices within cloud environments and configure Spring Boot applications.
- Support modernization of legacy systems and implement Service Oriented Architecture (SOA).
Requirements
- Bachelor's Degree and 12+ years of overall experience.
- US Citizenship required.
- Must possess an active IRS MBI Clearance and have current GFE.
- Extensive experience in Java Full Stack Development and Service Oriented Architecture (SOA).
- Proficiency with PostgreSQL, Microservices Architecture, and Spring Boot.
- Excellent oral and written communication skills with stakeholders at all levels.
- Experience working in Agile teams.
Desired Skills:
- Experience with Spring Boot integration with Kafka.
- Background in modernizing legacy systems.
System 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.
System 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.
#M-2
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Ref: #851-Rockville-S1
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