Mainframe Developer - Mumbai

Mphasis; Mumbai, Mumbai Suburban, Navi Mumbai; Hybrid; INR 1,200,000 - 2,000,000; Full time

Job summary

Mphasis in Mumbai is seeking a mainframe developer to design, code, test, and maintain legacy COBOL programs on IBM z/OS, with focus on production support and batch processing.

You will collaborate in Agile or traditional delivery, participate in code reviews, and work with CICS, DB2, VSAM, and related tools.

Qualifications

• Experience in designing, coding, testing and documenting legacy mainframe programs.
• Proficient in production support, troubleshooting abends and minimizing downtime.
• Hands-on with batch processing, DB interactions and relational data.

Responsibilities

• Design, code, test, and document legacy mainframe programs in COBOL/JCL.
• Provide Level 3 production support, analyze logs and fix abends.
• Build and optimize batch workflows; manage DB2/VSAM data.

Skills

COBOL

JCL

REXX

Easytrieve

Tools

Changeman

Endeavor

Control-M

OPC

File-Aid

Abend-AID

Job description

Key Responsibilities

• Application Development & Maintenance: Design, code, test, debug, and document new or modified legacy mainframe programs. [1]
• Production Support: Handle Level 3 production support, troubleshoot abends (abnormal ends), analyze system logs, and ensure minimal system downtime. [1, 2]
• Batch & Database Management: Build and optimize batch processing workflows, manage database interactions, and work with relational data. [1]
• Code Reviews & Collaboration: Participate in code reviews and work across teams using Agile or traditional delivery methods. [1, 2]

Mandatory Technical Skills (Core Stack)

• Languages: COBOL, JCL (Job Control Language), and often REXX or Easytrieve. [1, 2]
• Subsystems & Datastores: CICS (Customer Information Control System), DB2, and VSAM (Virtual Storage Access Method). [1, 2]
• Platform: IBM z/OS environment, TSO/ISPF. [1, 2, 3]
• Tools & Utilities: Change management and scheduling tools such as Changeman, Endeavor, Control-M, or OPC, alongside debugging/utility tools like File-Aid or Abend-AID.