Senior mainframe developer for securities trading systems on IBM z/OS.
Build and sustain mainframe applications in the securities and settlement domain using COBOL, CICS, DB2, and related technologies. You'll analyze legacy systems, implement business logic, participate in code reviews, and mentor colleagues on mainframe practices. Requires deep expertise in IBM z/OS environment and strong problem-solving skills across complex financial systems.
Membership is €29/month, cancel anytime: every rate, every original listing link, and a daily alert for roles matching your filters.
Found at a specialist agency · listed 22 October 2026 · InsideJobs links you to the original posting.