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Senior Synon & Cobol400 Developer

Freelanceremote5+ yrs📍 Remote, , United States, 🇺🇸 United States🗣 English

Senior developer maintaining and enhancing legacy pharmacy claims systems on AS/400.

Build and improve pharmacy adjudication applications using mainframe technologies in a distributed team setting. The role focuses on healthcare claims processing, requiring deep expertise in legacy systems modernization, integration work, and complex business logic. You'll handle production troubleshooting, technical leadership, and cross-functional collaboration with business and QA teams.

Tech stack
SYNON/COOL 2ECOBOL400CL/400CLLEDB2/400RxCLAIM
Rate
Not stated by the agency
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Found at a specialist agency · listed 26 August 2026 · InsideJobs links you to the original posting.