Legacy Modernization Architect: AS400 to Java Microservices

singapore, singapore, Singapore • Posted June 07, 2026

Job Type: Full-time
Location: singapore, singapore
Posted: June 07, 2026
Category: Other-General
Application Deadline: July 17, 2026

Role Description

Unison Group in Singapore is seeking an experienced Solution / Technical Architect to lead the migration from AS400/Mainframe systems to Java-based Microservices architecture. The ideal candidate will have over 12 years of IT experience, strong expertise in architectural design, and proven experience in modernizing legacy systems. This role involves leading design efforts, analyzing current systems, and ensuring high availability and performance in the new architecture.
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