- Kuala Lumpur Federal Territory Malaysia
Working Location
Job Description
Responsibilities
Mainframe Developer
Experience Required: 5–8 years
Employment Type: Yearly renewable contract
About the Role
We are seeking an experienced Mainframe Developer to develop, enhance, and support critical business applications running on IBM z/OS. You will play a key role in maintaining and modernizing core systems while ensuring high availability, performance, and data integrity.
Key Responsibilities
Analyze requirements and design, code, test, and implement mainframe applications
Develop and maintain programs using COBOL, JCL, and PL/I
Work with online transaction processing using CICS and batch processing using JCL and schedulers
Design and optimize DB2 database structures, SQL queries, and stored procedures
Manage data using VSAM, IMS DB/DC (where applicable), and sequential/GDG files
Perform impact analysis, debugging, and performance tuning of batch and online programs
Provide production support, including on-call rotation, incident resolution, and root cause analysis
Support modernization efforts such as API enablement, integration with distributed systems, and migration initiatives
Mentor junior developers and conduct code reviews
Prepare technical specifications, test plans, and implementation documentation
Follow change management, version control, and release processes
Required Qualifications
Bachelor’s degree in Computer Science, IT, or a related field
5–8 years of hands-on experience in mainframe application development
Strong expertise in COBOL, JCL, and DB2
Solid experience with CICS and VSAM
Proficiency with tools such as TSO/ISPF, File-AID, Endevor/ChangeMan, Xpediter, or Abend-AID
Experience with job schedulers (CA-7, Control-M, or TWS)
Strong debugging and abend-resolution skills
Good understanding of SDLC and Agile or Waterfall methodologies
Preferred Qualifications
Experience with IMS, MQ Series, REXX, or Assembler
Exposure to z/OS Connect, REST/SOAP service enablement, or mainframe modernization tools
Knowledge of DevOps for mainframe (Zowe, IBM Z DevOps, Git on z/OS)
Domain experience in banking, insurance, or financial services
Experience with data migration or mainframe-to-cloud initiatives
Pay: RM7,500.00 - RM11,000.00 per month
Experience:
Language:
Work Location: In person
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