Mainframe Engineer (HDB)

Singapore March 30, 2026 Full Time Greenhouse

Mainframe Engineer (Integration & Modernisation)

Role Overview:

Support maintenance, integration, and modernisation of legacy systems and enable interoperability with modern platforms.

Key Responsibilities:

  • Maintain COBOL, PL/I, JCL systems
  • Support batch processing and DB2
  • Integrate with Java, APIs, cloud
  • Perform data migration and transformation
  • Support SIT/UAT
  • Troubleshoot production issues

Required Skills:

  • 5-10 years mainframe experience
  • COBOL, JCL, DB2
  • Batch and transaction systems

Preferred:

  • Java integration
  • API enablement
  • AWS / GCC exposure
  • Modernisation experience

Deliverables:

  • Stable legacy systems
  • Integration services
  • Migration outputs
  • Documentation

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