Hiring Alert | Application Developer zOS | Bangalore We are hiring for the position of Application Developer zOS with a leading global IT organization. Role: Application Developer zOS Location: Bangalore Work Mode: Work From Office / Day 1 Reporting Interview Mode: Face-to-Face at IBM Location Job Overview: We are looking for an experienced Mainframe Practitioner with foundational Unix/Linux expertise for a large-scale Mainframe Rehosting Program involving migration from IBM z/OS to Unikix. Key Responsibilities: Perform end-to-end validation of mainframe batch jobs and online transactions Validate functional equivalence between z/OS and Unikix environments Conduct SIT, regression, baseline, comparison, and performance testing Execute and monitor batch cycles, reruns, restarts, and abend analysis Compare flat files, VSAM datasets, reports, and database outputs Create test plans, validation strategies, and documentation Support parallel run execution and migration validation W...