MetLife

Department: Global Technology

Role Overview

MetLife is seeking a Mainframe Application 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.

Key Responsibilities

• Design, develop, test, andmaintainmainframe applications
• Analyze 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
• Execute project planning, WBS creation, and reviews under the waterfall development process; in the future,participatein sprint planning, reviews, and retrospectives under Agile development
• Conduct technical evaluations and implementations for modernization initiatives (e.g., development support tools, test automation, CI/CD)
• Ensure design and operationscomply withsecurity and regulatory requirements

Candidate Qualifications

Education:

• Bachelor’s degree or equivalent

Experience:

• 3+ years of development and maintenance experience in mainframe environments (COBOL, JCL, DB2, etc.)
• Experience in system development within the insurance or financial industry preferred

Skills:

• Strong problem-solving, analytical, and collaboration skills
• Expertisein mainframe technologies (COBOL, JCL, VSAM, DB2)
• Design and tuning of batch and online processing
• Assembler skills preferred
• Understanding and practical experience in Agile development preferred

Tech Stack:

• z/OS, COBOL, JCL, DB2, CICS
• Development management tools: Mainframe, Azure Boards, Azure DevOps

Language:

• Business-level Japaneserequired
• Englishproficiencypreferred

Why Join Us?

You will have the opportunity to support stable mainframe operations while taking on modernization challenges such as test automation and CI/CD implementation. This is a key role in driving MetLife’s technology transformation.