2 of 2 Mainframe Jobs in East London

Join us as a Mainframe Performance Specialist , to support the z/OS Performance team in monitoring and improving the performance of Barclays' mainframe systems. You'll work across a broad range of Mainframe technologies to support system performance and reliability. This includes investigating infrastructure issues, using performance tools and platform features, contributing in-house code, and supporting diagnostic and … scheduling activities. You'll also represent the team in technical discussions and provide on-call support as part of a collaborative environment. To be successful as a Mainframe Performance Specialist, you should have experience with: IBM Mainframes, including TWS, CICS, IMS, MQ, DB2, and configuring System and LPAR settings on z15 onwards. Performance and observability tools such as Omegamon, RMF … utilities using REXX. Investigating infrastructure issues and applying knowledge of the major incident process. Some other highly valued skills may include: Familiarity with Endevor and SMF housekeeping. Experience supporting Mainframe environments in financial services. Knowledge of DB2 performance tuning. You may be assessed on the key critical skills relevant for success in role, such as risk and controls, change and More ❯

Join us at Barclays as a Mainframe DB2 System Specialist, where you'll help build and maintain resilient infrastructure platforms supporting vital applications and data systems. Apply cutting-edge engineering and automation to ensure reliability, scalability, and security across our core technologies. To be successful as a Mainframe DB2 System Specialist, you should have experience with: Experienced in the installation … maintenance, and upgrade of the IBM DB2 product and of DB2 related products (DB2 CA, DB2 connect, Data Studio,etc). Excellent understanding of Mainframe operating system tools: - TSO, JCL, REXX,SQL etc. Several years practical experience working as a DB2 Systems Programmer. Strong understanding of system performance and monitoring techniques. Some other highly valued skills may include: Experience with More ❯