Senior Developer Java on Mainframe for Online Applications

We are seeking a Senior Java Developer with specialized expertise in IBM z/OS mainframe environments to engineer high-performance, low-latency applications under CICS. This role requires deep knowledge of z/OS internals, including JNI, database interaction, and system-level tuning, to develop robust services that integrate legacy enterprise systems with modern components. Candidates will collaborate closely with systems programmers and DBAs to ensure reliable interoperability while driving initiatives to modernize legacy mainframe systems using Java.