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Solution Architect - AS400/Mainframe to Microservices Migration

icon building Company : Unison Group
icon briefcase Job Type : Full Time

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Job Description - Solution Architect - AS400/Mainframe to Microservices Migration

Role Overview

We are looking for a Solution/Technical Architect with strong experience in migrating legacy AS400/Mainframe systems to modern Java-based microservices architecture. The role involves driving end-to-end architecture, modernization strategy, and implementation for large-scale enterprise systems.

Key Responsibilities

  • Define target architecture for Mainframe/AS400 to Java microservices migration
  • Design scalable, resilient, and cloud-native solutions
  • Assess legacy systems and define migration strategy (rehost, refactor, re-architect)
  • Lead decomposition of monolithic applications into microservices
  • Define API, integration, and data flow architecture
  • Ensure smooth migration with minimal business disruption
  • Drive adoption of Java, Spring Boot, REST APIs, and microservices best practices
  • Implement containerization and orchestration (Docker, Kubernetes)
  • Define data migration, transformation, and reconciliation strategies
  • Design event-driven and messaging-based architectures (Kafka, MQ)
  • Collaborate with business and technical stakeholders
  • Provide technical leadership and mentor development teams
  • Conduct architecture reviews and ensure governance standards
  • Ensure security, scalability, and performance of solutions

Required Skills

  • Strong experience in AS400/Mainframe systems
  • Proven experience in legacy system modernization and migration
  • Expertise in Java, Spring Boot, and Microservices architecture
  • Experience with REST APIs and distributed systems
  • Knowledge of Docker, Kubernetes, and cloud platforms (AWS/Azure/GCP)
  • Strong understanding of data migration and system integration

Preferred Skills

  • Experience in Banking/Financial Services domain
  • Knowledge of messaging systems (Kafka, IBM MQ)
  • Familiarity with DevOps tools and CI/CD pipelines
  • Exposure to Agile methodologies
Original job Solution Architect - AS400/Mainframe to Microservices Migration posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
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