Senior Core Systems Engineer - Mainframe Modernization & AI

Metlife Solutions Pte Ltd; Kuala Lumpur; On-site; MYR 180,000 - 300,000; Full time

Job summary

MetLife is seeking a Senior Core Systems Software Engineer in Malaysia to design, build, and maintain mainframe applications that support insurance business processes. You will help modernize development environments and collaborate with teams across Japan, Malaysia and India to deliver reliable, scalable systems.

The role emphasizes AI-assisted development, testing automation, and operational excellence within a regulated financial services context.

Qualifications

• Bachelor’s degree or equivalent.
• 6+ years of software development with mainframe exposure preferred.
• Experience integrating mainframe with modern open platforms.
• Experience in regulated financial industry is desirable.

Responsibilities

• Design, develop, test, and maintain mainframe applications.
• Translate business requirements into system specifications.
• Improve batch and online processing performance and reliability.
• Handle incidents, root cause analysis, and release planning.
• Prepare operational manuals and support modernization efforts.
• Evaluate and implement AI-driven modernization and test tools.
• Ensure security and regulatory compliance in design and operations.

Skills

COBOL

JCL

DB2

VSAM

Mainframe

Agile development

AI tooling

Education

Bachelor's degree

Tools

CI/CD tooling

AI-assisted development tools

Job description

MetLife is seeking a Senior Core Systems Software Engineer in Malaysia to design, build, and maintain mainframe applications that support insurance business processes. You will help modernize development environments and collaborate with teams across Japan, Malaysia and India to deliver reliable, scalable systems.

The role emphasizes AI-assisted development, testing automation, and operational excellence within a regulated financial services context.