Senior Mainframe Developer (COBOL/JCL/CICS)

Tata Consultancy Services Limited; Toronto; On-site; CAD 90,000 - 120,000; Full time

Job summary

Tata Consultancy Services Canada Inc. is hiring a Mainframe Developer to contribute across core IBM mainframe technologies. You will work on JCL, PL/I, COBOL, CICS, IMS DC/DB, DB2, SQL Server, and REXX, handling enhancement, maintenance, incident resolution and modernization tasks.

The role requires hands-on experience in batch and online processing, debugging, and collaboration with cross-functional teams. Toronto-based, full-time position with a focus on reliability and performance.

Qualifications

• Bachelor's degree in Computer Science or related field or equivalent practical experience.
• Strong hands-on experience with JCL, PL/I, COBOL, CICS, IMS DC/DB, IBM DB2, SQL Server and REXX.

Responsibilities

• Design, develop, enhance, test, and support applications on IBM mainframe technologies.
• Develop and maintain batch and online programs with JCL scheduling.
• Work with CICS, IMS DC/DB for online and database processing.
• Develop, tune, and troubleshoot DB2-based programs and SQL queries.
• Provide production support, incident resolution, and bug fixes.

Skills

JCL

PL/I

COBOL

CICS

IMS DC/DB

IBM DB2

SQL Server

REXX

Education

Bachelor's degree in Computer Science, Engineering, Information Systems, or equivalent

Tools

Mainframe utilities

Job description

Tata Consultancy Services Canada Inc. is hiring a Mainframe Developer to contribute across core IBM mainframe technologies. You will work on JCL, PL/I, COBOL, CICS, IMS DC/DB, DB2, SQL Server, and REXX, handling enhancement, maintenance, incident resolution and modernization tasks.

The role requires hands-on experience in batch and online processing, debugging, and collaboration with cross-functional teams. Toronto-based, full-time position with a focus on reliability and performance.