1 to 25 of 53 zOS Jobs in the UK

Excellent knowledge of Datacom architecture, utilities, database structures and performance tuning. Experience with backup / recovery, reorganisation and capacity management. Extensive IBM z / OS experience. Strong knowledge of JCL, TSO / ISPF, SDSF, CICS, VSAM, RACF and batch processing. Experience supporting COBOL applications. Strong troubleshooting ...

modernization of legacy mainframe systems while ensuring system stability, scalability, and performance.**Key Responsibilities*** Develop, maintain, and enhance applications on **IBM z / OS** platform* Design and code programs using **COBOL, JCL, CICS, DB2, IMS, and VSAM*** Support both **online (CICS)** and batch processing environments* Perform debugging ...

governance What you’ll bring: Extensive experience as an IBM Mainframe Architect or Senior Mainframe Technical Lead Strong knowledge of IBM z / OS, CICS, DB2, RACF, JES3 and Mainframe storage technologies Understanding of COBOL and PL / 1 application development within mainframe environments Experience with ...

administer Broadcom Datacom databases and collaborate with global teams across Spain and Latin America. Ideal candidates will have extensive Datacom and IBM z / OS experience, with COBOL application support and strong problem-solving abilities. Spanish language skills are highly desirable for this role that is fully ...

Competitive salary | UK / Europe: Fully remote possible; occasionally Sheffield preferred At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are ...

Systems Programmer to join our enterprise infrastructure team. This role is responsible for the installation, upgrade, maintenance, and support of the IBM z / OS operating system and a broad range of ISV products, primarily from IBM and Computer Associates (CA / Broadcom). The ideal … after-hours activities related to system upgrades, maintenance, and implementations. In this role, You will Install, configure, customize, upgrade, and maintain IBM z / OS operating systems. Manage and support IBM and CA / Broadcom system software products across enterprise environments. Plan and execute operating system ...

/ OS Mainframe Storage Engineer to join our remote UK / Europe team. You will manage, support, and optimize IBM z / OS storage infrastructure, including disk, tape, backup, DR, capacity planning and replication. Ideal candidates will have deep IBM mainframe storage expertise, strong problem ...

Mainframe Systems Programmer to join our enterprise infrastructure team. This role focuses on installation, upgrades, maintenance, and support of the IBM z / OS OS and related IBM / CA software in large, mission-critical environments. The ideal candidate has deep z / OS ...

Competitive salary | UK / Europe: Fully remote possible; occasionally Sheffield preferred At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are ...

enterprise mainframe storage infrastructure. This role is responsible for the installation, configuration, administration, maintenance, monitoring, and modernization of storage platforms supporting IBM z / OS environments. The successful candidate will oversee all aspects of storage management, including disk and tape storage, backup and recovery, disaster recovery, storage … 15+ years of experience in Mainframe Infrastructure and z / OS Storage Administration. Strong hands-on experience supporting IBM z / OS storage environments in large-scale enterprise organizations. Experience with IBM DS8000 series storage, virtual tape systems, disaster recovery solutions, and storage management ...

N Consulting Limited is seeking a Mainframe Developer with experience in IBM Mainframe technologies, including CICS, z / OS, and COBOL, to work on critical banking applications. The role involves development, maintenance ...

You may occasionally be required to travel for business Secondary locations: Austria, Belgium, Denmark, Finland, IRL Dublin, Netherlands, Poland, PRT Lisbon II This role can be based remotely in United Kingdom Looking for details about ...

At Ensono, our purpose is to be a relentless ally, disrupting the status quo and enabling our clients to Do Great Things. As a trusted technology adviser and managed services provider, we help clients navigate ...

Mainframe Automation & Batch Scheduling Analyst IBM Workload Scheduler Remote with occasional days in the office Exalto Consulting is working with a well established UK retail business to appoint an experienced Automation & Batch Scheduling Analyst ...

Mainframe Automation & Batch Scheduling Analyst IBM Workload Scheduler Is this your next job Read the full description below to find out, and do not hesitate to make an application. Remote with occasional days in ...

Mainframe Automation & Batch Scheduling Analyst IBM Workload Scheduler Find out more about the daily tasks, overall responsibilities, and required experience for this opportunity by scrolling down now. Remote with occasional days in the office ...

Our Tier 1 banking client are seeking a experienced Implementation manager for a long term contracting position of theirs. Project Lead the successful delivery of a mainframe product migration into the production environment, overseeing implementation ...

Our Tier 1 banking client are seeking a experienced Implementation manager for a long term contracting position of theirs. Project Lead the successful delivery of a mainframe product migration into the production environment, overseeing implementation ...

Our Tier 1 banking client are seeking a experienced Implementation manager for a long term contracting position of theirs. Project Lead the successful delivery of a mainframe product migration into the production environment, overseeing implementation ...

Req ID: 390887Competitive salary | UK: hybrid: Sheffield OR London + remoteAt NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key ...

N Consulting Limited is looking for an experienced IBM Mainframe Specialist / Sysplex to manage and support Parallel Sysplex environments in Basildon, UK. The ideal candidate will have over 5 years of experience working ...

LocationBasildon, United Kingdom# IBM Mainframe Specialist / Sysplex at N Consulting LtdLocationBasildon, United KingdomSalary£330 - £350 / dayJob TypeFull-timeDate PostedApril 24th, 2026Apply Now**Job Title: IBM Mainframe Specialist / Sysplex****Location : Basildon ...

# IBM Mainframe MVS DB2 Contract Jobs UK| Location | |Description: An IBM mainframe operator monitors and controls the health and functionality of large, mission-critical mainframe computer systems. Companies do demand these skills ...

Date: Sep 23, 2026 Location: London, LND, GB Company: NTT DATA Services Competitive salary | UK: hybrid: Sheffield OR London + remote At NTT DATA, we know that with the right people on board, anything is ...

End Date Wednesday 16 September 2026 Salary Range £48,987 - £54,430 We support flexible working – click here for more information on flexible working options Flexible Working Options Hybrid Working, Job Share JOB TITLE: Infrastructure ...