Senior Core Systems Software Engineer

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 responsible for developing and maintaining insurance business systems built on mainframe platforms.
This position plays a critical role in ensuring stable operations of existing systems while driving new product development and modernization of development environments and processes.
You will be engaged in design, development, and operations based on business requirements and interacting closely with delivery teams across Japan, Malaysia and India. This is an opportunity to be involved in the modernization of critical platforms that will positively impact the lives of millions.

Key Responsibilities

Leverage AI-assisted development tools to improve code quality, automate testing, accelerate documentation, and support troubleshooting activities

Identify and apply AI-driven opportunities to enhance modernization initiatives, knowledge discovery, system analysis, and operational efficiency

Design, develop, test, and maintain mainframe applications

Analyse and design to translate business requirements into system specifications

Improve performance of batch and online processing, handle incidents, and perform root cause analysis

Manage application changes, create release plans, and prepare operational manuals

Conduct technical evaluations and implementations for modernization initiatives (e.g., development support tools, test automation, CI/CD)

Ensure design and operations comply with security and regulatory requirements

Candidate Qualifications

Education:

Bachelor’s degree or equivalent

Experience:

6+ years of software development experience with preference given to candidates with prior exposure to mainframe environment (COBOL, JCL, DB2, etc.)

Experience in integrating mainframe solutions with modern open standards platforms

Experience in system development within companies operating in the regulated financial industry space desirable

Skills:

Strong problem-solving, analytical, and collaboration skills

Expertise in mainframe technologies (COBOL, JCL, VSAM, DB2) desirable

Design and tuning of batch and online processing

Understanding and practical experience in Agile development preferred

Practical experience using AI-assisted development tools to improve coding, testing, documentation, and troubleshooting productivity

Ability to evaluate and apply AI solutions for test automation, code analysis, knowledge discovery, and modernization support

Language:

Business-levelJapaneseoptional