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Mainframe Senior Developer
Infosys · Bangalore, India
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Responsibilities Key Responsibilities: Application Development & Enhancements
- Design, develop, and enhance Mainframe applications using COBOL aligned to functional and technical requirements.
- Create and maintain JCL for batch processing, scheduling readiness, and reliable job execution.
- Develop, modify, and support online components using CICS as required by application flows.
- Perform unit testing, debug defects, and ensure code quality through structured reviews and standards compliance. Production Support & Stability
- Analyze and resolve incidents, batch failures, and abends; perform root-cause analysis and implement preventive fixes.
- Monitor and tune batch performance, improving efficiency and reliability of critical processing cycles.
- Collaborate with QA and release teams to support deployments, validations, and post-release verification. Documentation & Collaboration
- Maintain clear technical documentation for programs, job streams, and operational procedures.
- Work closely with cross-functional stakeholders to clarify requirements, estimate effort, and deliver on timelines. Minimum Qualifications:
- Bachelor’s or Master’s degree in BTECH, BCA, MCA, or MTECH (or equivalent).
- 3–5 years of hands-on experience as a Mainframe developer.
- Strong development experience with Mainframe technologies including COBOL and JCL.
- Working knowledge of CICS for online transaction processing and support.
- Ability to troubleshoot issues, interpret logs/outputs, and deliver stable fixes with attention to detail. Technical requirements Technology->Mainframe Technologies->Mainframe Technologies- ALL Additional responsibilities Preferred Qualifications:
- Experience handling end-to-end delivery: requirement understanding, development, unit testing, and release support.
- Strong debugging skills for batch and online flows, including abend analysis and performance improvements.
- Exposure to structured development practices such as code reviews, documentation standards, and change management.
- Ability to collaborate effectively with QA, operations, and business teams to ensure smooth delivery and production stability.
- Proven track record of improving reliability or efficiency of batch cycles and CICS transactions in production environments. Education MCA,MTech,Bachelor of Engineering,BCA,BTech