Mainframe Developer

Design, develop, enhance, and maintain COBOL/JCL-based mainframe applications

Analyze business and technical requirements and translate them into robust mainframe solutions

Perform unit testing, system testing support, and bug fixes

Handle batch job monitoring, performance tuning, and failure analysis

Support production releases, incident resolution, and root cause analysis

Work closely with Business Analysts, QA teams, and onshore/offshore stakeholders

Ensure adherence to coding standards, security guidelines, and compliance requirements

Participate in application modernization, optimization, and documentation initiatives

Provide knowledge transition and mentoring to junior team members when required

Strong hands-on experience with COBOL (Batch & Online)

Proficient in JCL including job scheduling, utilities, and restart/recovery

Experience with IBM z/OS Mainframe environment

Good working knowledge of CICS for online transaction processing

Strong experience with DB2 (SQL, embedded SQL, performance tuning)

Familiarity with VSAM (KSDS, ESDS, RRDS)

Experience with File Handling, Sort utilities (DFSORT/SYNCSORT)

Understanding of Mainframe Job Scheduling tools (CA-7, Control-M, or equivalent)

Experience in incident analysis, debugging, and production support

Knowledge of BFSI domain, especially banking/credit union systems (Accounts, Loans, Payments preferred)

Exposure to Change & Configuration Management tools (Endevor, Changeman, ISPW)

Understanding of SDLC, Agile, and waterfall methodologies, Strong written and verbal communication skills, especially in client-facing environments

Ability to work independently and manage priorities in a fast-paced BFSI environment

Good stakeholder management and collaboration skills

Strong problem-solving and analytical thinking

Willingness to support critical production issues and work across time zones when needed