Role Overview

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

Education

Candidate Qualifications

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
Assembler skills preferred
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

Tech Stack

Java, JavaScript, COBOL, JCL, DB2
Development management tools: Mainframe, Azure Boards, Azure DevOps
GitHub Enterprise, GitHub Copilot, GitHub Advanced Security

Language

English proficiency required
Business-level Japanese optional