Mainframe Developer / Senior Developer
Job description
Key Responsibilities
- Design, develop, test, and maintain mainframe applications using COBOL, JCL, VSAM, DB2, and CICS with Mainframe tools and utilities.
- Analyze system requirements and create high-level and low-level technical documents.
- Optimize mainframe application performance and troubleshoot issues.
- Work with batch processing systems and scheduling tools like TWS/CA-7.
- Develop and maintain database objects VSAM/DB2.
- Collaborate with business analysts, system architects, and quality assurance teams.
Required Skillsets
Core Mainframe Technologies
- COBOL structured programming
- JCL (Job Control Language)
- CICS (Transaction management, BMS, pseudo-conversational programming)
- Very Good knowledge in CICSPlex development and configuration standards
- VSAM (KSDS, ESDS, RRDS datasets) or DB2 (SQL queries, performance tuning)
Development Tools & Utilities:
- TSO/ISPF (Time Sharing Option/Interactive System Productivity Facility)
- File-AID (Data analysis and manipulation)
- COBOL Debugging tool – i.e. IBM DEBUG
- Abend-AID (Dump analysis and debugging)
- IBM Mainframe utilities (IEBGENER, SORT, IDCAMS, etc.)
- Backup utilities (IBM-ADRDSSU/FAVER)
- File Transmission (Connect Direct – NDM/Network Data Mover)
- Batch Scheduling tools (TWS/CA-7)
Integration/Security
- FIS(Systematics) online framework (TBR/ICR/TCR)
- WebSphere MQ (Messaging and inter-system communication)
- CICS MRO (Multi-region operation – CICS to CICS communication)
- APIs (JSON/REST/SOAP integrations with mainframes via z/OS connect)
- RACF (Resource Access Control Facility)
Soft Skills & Other Considerations:
- Strong analytical and problem-solving skills both batch and online
- Strong skills to understand legacy application/architecture and identify impact of proposed changes
- Well versed in DevOps practices for mainframe CI/CD pipeline (Bitbucket/Git/Changeman)
- Experience / working knowledge of FIS-Systematics banking solution will have an advantage
- Domain knowledge of Banking and Financial services industry
- Effective communication and documentation abilities
- Experience in Agile or Waterfall methodologies
Applications Development
Time Type:
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