Job Summary:

We are looking for a Senior Mainframe Developer with extensive experience in enterprise mainframe application development, modernization, production support, and technical leadership.

The candidate will be responsible for designing and enhancing mission-critical applications, resolving complex technical issues, optimizing application performance, and providing technical guidance to development teams.

Key Responsibilities:

- Design, develop, enhance, and maintain enterprise mainframe applications.
- Analyze complex business requirements and translate them into technical solutions.
- Develop and maintain applications using COBOL, JCL, DB2, CICS, and VSAM.
- Design efficient batch and online processing solutions.
- Perform impact analysis for application enhancements and system changes.
- Review technical designs and provide recommendations on application architecture.
- Optimize existing programs for performance, reliability, and maintainability.
- Develop complex SQL queries and optimize DB2 database interactions.
- Analyze production issues and perform root-cause analysis.
- Lead resolution of critical application and batch-processing issues.
- Support application releases, deployments, and production implementation activities.
- Conduct code reviews and ensure adherence to enterprise development standards.
- Work closely with business analysts, architects, QA teams, and application support teams.
- Mentor junior and mid-level mainframe developers.




- Support modernization initiatives involving APIs, distributed systems, cloud integration, and legacy application transformation.
- Prepare technical documentation and support knowledge-transfer activities.
- Participate in estimation, planning, design reviews, and Agile delivery activities.

Technical Skills:

- COBOL, JCL, DB2, CICS, VSAM, SQL
- Mainframe batch processing, Online transaction processing
- Performance tuning, Production support, Change and release management

Modernization Exposure:

- Mainframe application modernization, API enablement, Legacy application integration
- Cloud migration initiatives, Mainframe-to-distributed system integration
- DevOps and automated deployment exposure

Required Experience:

- 10 - 15 years of hands-on mainframe development experience.
- Strong expertise in COBOL, JCL, DB2, and CICS.
- Experience working on large-scale enterprise applications.
- Solid production support and troubleshooting experience.
- Experience leading technical development activities.
- Strong analytical and problem-solving capabilities.
- Ability to mentor technical teams and work with senior stakeholders.

Preferred:

- Experience in Banking, Financial Services, Insurance, Retail, or other transaction-intensive domains.
- Exposure to mainframe modernization programs.
- Experience with MQ, API integration, or distributed technologies.
- Agile/Scrum experience

📌 Cognizant - Senior Mainframe Developer - JCL/COBOL (India)
🏢 Cognizant Technology Solutions
📍 India