IBM Mainframe Infrastructure SME

SG-MBI5

£450 - £600 Per Day

Full Time

Contract

Remote work,

IT

Posted 13 hours ago

Expires In 28 Days

Job Description

IBM Mainframe Infrastructure SME (CICS / COBOL / IBM Z Series) - London based (99% Remote) - Inside IR35 (No Umbrella fees - PAYE - £450/£600 per day)

The Role:
We are seeking an experienced IBM Mainframe Infrastructure Technical Specialist to support a major UK banking organisation operating on IBM Z Series and above infrastructure.
This is a production stability and support SME role, focused on maintaining and optimising a complex legacy mainframe estate within a regulated banking environment.
You will be working primarily across IBM CICS Transaction Server environments, ensuring continuous availability and performance of mission-critical banking systems.

Key Responsibilities
  • Support IBM Z Series mainframe infrastructure in a live banking environment
    • Manage CICS regions (TORs, AORs, FORs)
    • Maintain and support IBM CICS Transaction Server environments
    • Ensure 24x7 system availability and operational resilience
    • Troubleshoot and resolve production incidents
    • Work with:
      • IBM Db2
      • IBM MQ
    • Use JCL, REXX, and Assembler for support and diagnostics
    • Maintain high stability across core banking transaction systems

To apply you should have the following skills and experience:
  • Strong experience with IBM Z Series / IBM mainframe infrastructure (Z/OS or above)
    • Deep expertise in:
      • IBM CICS Transaction Server
      • COBOL
      • IBM Db2
      • IBM MQ
    • Strong background in legacy regulated banking environments
    • Infrastructure SME experience (not application development focused)
    • Proven ability to support and stabilise production mainframe systems

In short:
  • Work on critical IBM Z mainframe banking systems
    • Highly remote role (99% remote working)
    • Long term contract security potential within a major financial institution
    • High impact infrastructure SME position

Apply Now
If you’re a Mainframe SME who thrives in production environments and knows how to keep complex CICS estates running smoothly, we’d like to hear from you.


Stuart Graham
Click Recruitment
Stuart.Graham@ClickRecruiting.co.uk