> Markdown version of [/jobs/ext/4260581-cobol-software-developer](https://www.wearedevelopers.com/jobs/ext/4260581-cobol-software-developer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cobol Software Developer - **Company:** Peraton Inc - **Location:** Herndon, VA, United States (Remote available) - **Salary:** $104,000.0 - $166,000.0 - **Contract:** Permanent contract - **Skills:** Agile Methodology, Application Lifecycle Management, Assembly Language, Confluence, JIRA, Unit Testing, Customer Information Control System (CICS), COBOL (Programming Language), Collaborative Software, DevOps, Eclipse (Software), Github, Job Control Language (JCL), Integrated Development Environments, Python (Programming Language), Mainframes, Scrum Methodology, Software Engineering, Test Data, Virtual Storage Access Methods, DevOps Tools - Open-source, Software Coding - **Published:** October 31, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/88758404/1 ## About the Role What you'll need: * Education & Experience: BS/BA degree with 12+ years of relevant experience; or Master's degree with 10 years of relevant experience; or HS diploma with 16 years of relevant experience. * 10+ years of mainframe development experience in production or maintenance environment. * U.S. Citizenship * Ability to obtain Public Trust clearance * Advanced proficiency with mainframe technologies such as COBOL, JCL, CICS, TSO and VSAM. * Knowledge of health care claims processing, particularly Medicare Fee For Service. * Ability to perform well in a highly rigorous, structured development environment. * Demonstrated experience as a senior or principal software developer in a mainframe environment. * Demonstrated ability to determine and decompose business and technical requirements. * Application lifecycle methodology experience, specifically Agile/SCRUM. * Strong communication skills and technical writing ability, including client-facing communication. * Ability to develop application project solutions and provide accurate estimates. * Experience with Medicare Part A, Medicare Part B, DME or Medicare Common Working File (CWF) specific processing systems. * Experience working with or in support of CMS programs or contracts. * Experience with DevOps/DevSecOps tools and frameworks through plan, define, build, test, release and deploy processes., * Experience with Assembler language in a mainframe environment. * Familiarity with development and collaboration tools: GitHub, Jira, Confluence, Eclipse (IDz/RDz). * Exposure to modern languages such as Java or Python. * SAFe experience and/or certification. ## Description Peraton is hiring a Cobol Software Developer for a remote role supporting our CMS program. The Peraton Health, State and Local Sector is seeking Cobol Software Developer to join us in supporting and maintaining the Medicare Fee For Service claims processing system. In this role, you will serve as a principal technical contributor on an Agile team providing maintenance and operations support for the Medicare Durable Medical Equipment (DME) contract. As a Cobol Software Developer, you will help plan, direct, and coordinate software development across multiple functional areas of the DME system. This role will operate in a highly structured, rigorous development environment, spanning high-level technical design, hands-on coding, unit testing, and defect resolution. At this level, the candidate is expected to exercise a high degree of independent judgement, serve as a technical authority within the team, and provide leadership and mentorship to developers at all levels. You will design, develop, and enhance core software programs while adhering to strict coding standards. Quality is vital to this mission, this role must build and execute your own unit test plans, test cases, and test data. Additionally, the Senior Advisor role is responsible for installing changes into internal testing regions, troubleshooting and resolving defects, and keeping technical documentation current. What you'll do: Designs, codes, unit tests, and debugs complex enhancements and fixes to the Medicare health claims processing system while adhering to strict coding standards. * Leads technical design sessions and drives implementation of complex software components. * Applies deep technical expertise to deliver reliable, high-quality maintenance and development solutions. * Integrate technical knowledge and business understanding to implement end-user and enterprise solutions of high complexity with minimal direction. * Serves as a principal technical contributor on a persistent Agile development team supporting maintenance and operations. * Demonstrates advanced, practical mastery of mainframe development concepts, practices, and engineering techniques. * Consult with team members, cross-functional organizations, clients, and vendors to resolve complex technical issues. * Serves as a mentor and technical resource to developers, actively supporting team growth and knowledge transfer. * Represents the team during client-facing technical discussions, communicating complex issues clearly and effectively. * Provide reliable time and resources estimates for your assigned tasks and projects to ensure sprint predictability. * Troubleshoot problems independently and deliver effective, well-reasoned solutions. * Contributes to the strategic technical direction of the development team and assists in developing solutions to complex business and technology problems.