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About the role
a text-decoration: none; color: #464feb; tr th, tr td border: 1px solid #e6e6e6; tr th background-color: #f5f5f5; Job Title: Senior Mainframe Developer Experience: 7+ Years Location: Remote - Chennai, Bangalore, Mumbai (laptop collection) Employment Type: Full-Time Role Overview We are seeking an experienced Senior Mainframe Developer to design, develop, maintain, and enhance enterprise-level applications on IBM Mainframe systems. The ideal candidate will have strong expertise in COBOL, JCL, CICS, and DB2 , along with a solid understanding of legacy system modernization, performance tuning, and production support. Key Responsibilities Development & Maintenance Design, develop, test, and maintain applications using COBOL, JCL, CICS, and DB2 Analyze business requirements and translate them into technical specifications Enhance and maintain existing mainframe applications with minimal supervision Perform impact analysis and implement code changes for new enhancements Database & Transaction Processing Develop and optimize DB2 SQL queries, stored procedures , and indexes Work with CICS transactions for high-performance online processing Ensure data integrity, performance, and security standards are maintained Batch Processing Create and maintain JCL jobs for batch processing Monitor and troubleshoot job failures and performance issues Optimize batch cycle times and resource utilization Production Support Provide L2/L3 support for production issues and system outages Perform root cause analysis and implement long-term fixes Support deployment activities and manage code migrations System Integration & Testing Collaborate with cross-functional teams including QA, business analysts, and architects Participate in integration and system testing Ensure adherence to SDLC and coding standards Required Skills & Qualifications 7+ years of hands-on experience in Mainframe technologies Strong expertise in: COBOL (Batch & Online) JCL (Job Control Language) CICS (Customer Information Control System) DB2 (SQL, performance tuning) Good understanding of VSAM datasets, file handling Experience with mainframe tools such as:IBM z/OS TSO/ISPF Endevor / Changeman / other version control tools Knowledge of SDLC methodologies (Agile / Waterfall) Strong debugging, analytical, and problem-solving skills cobol,jcs,mainframe developer
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