This role focuses on developing, debugging, and maintaining mainframe applications using Natural, Adabas, COBOL, and DB2 in a banking domain environment. The professional will analyze and enhance existing applications, implement fixes and optimizations, and support end-to-end application maintenance on z/OS. Responsibilities include working with JCL, VSAM, CICS, and related mainframe tools, supporting integrations with peripheral systems, and collaborating with customers and cross-functional teams to translate business requirements into technical solutions. The role also involves hands-on troubleshooting, job scheduling, and change management to ensure stable and efficient mainframe operations.