Job Description

Job Title: z/OS Systems Programmer
Mode: Hybrid
Location: London
Type: contractor

We are seeking an experienced z/OS Systems Programmer with a strong background in mainframe systems programming. The ideal candidate will have extensive expertise in upgrading, maintaining, and supporting the z/OS operating system and ISV products. This role requires hands-on experience in production support, problem resolution, and implementation of software changes in a mission-critical environment.

• Upgrading, maintaining, and supporting the z/OS operating system.
• Managing ISV products, ensuring optimal performance.
• Providing production support and troubleshooting mainframe systems.
• Planning and executing software upgrades, patches, and configurations.
• Working independently on z/OS, SMPE, TSO/ISPF, USS, SDSF, and JCL.
• Participating in on-call rotation and providing after-hours support when required.
• Collaborating with cross-functional teams for software implementations and ensuring compliance with regulatory processes.
• Developing functional and technical design solutions to enhance system performance.

• Extensive experience in mainframe systems programming.
• Strong expertise in z/OS, SMPE, TSO/ISPF, USS, SDSF, JCL.
• In-depth knowledge of IBM and CA products.
• Excellent problem determination skills and ability to work independently.
• Strong communication skills with the ability to articulate complex information.
• Proven ability to build effective networks and relationships across business units.
• Experience in risk management and ensuring compliance with regulatory processes.
• Availability to provide off-hours support for software changes and maintenance.

• CICS Administration

• REXX

• z/OS

This role is not for developers but is suited for experienced mainframe system programmers who can manage and optimize complex systems. If you have the required expertise and are looking for an exciting challenge, apply today!

Randstad Technologies is acting as an Employment Business in relation to this vacancy.