Job Title: Mainframe Developer Job Description: We are seeking a seasoned Mainframe Developer with strong expertise in IBM DB2 and core mainframe technologies. The role involves designing, developing, testing, and maintaining high-performance mainframe applications using COBOL, IMS, and z/OS. The ideal candidate will also manage and optimize data with IBM DB2 and promptly troubleshoot production issues to More ❯
Job Title: Mainframe Developer Job Description: We are seeking a seasoned Mainframe Developer with strong expertise in IBM DB2 and core mainframe technologies. The role involves designing, developing, testing, and maintaining high-performance mainframe applications using COBOL, IMS, and z/OS. The ideal candidate will also manage and optimize data with IBM DB2 and promptly troubleshoot production issues to More ❯
CH4, Eccleston, Cheshire West and Chester, Cheshire, United Kingdom
Ascendion
Job Title: Mainframe Developer Job Description: We are seeking a seasoned Mainframe Developer with strong expertise in IBM DB2 and core mainframe technologies. The role involves designing, developing, testing, and maintaining high-performance mainframe applications using COBOL, IMS, and z/OS. The ideal candidate will also manage and optimize data with IBM DB2 and promptly troubleshoot production issues to More ❯
modern software engineering practices and modelling techniques within a collaborative, multi-disciplinary environment. Key Responsibilities Develop and maintain embedded software using C++ within a UML-based modelling environment (e.g. IBM Rhapsody) Support full software development lifecycle activities — from design and implementation to integration and verification Collaborate with systems and hardware engineers to deploy software to multi-core or distributed embedded … Required Experience Proven experience in real-time C++ software development Strong understanding of Object-Oriented Design (OOD) principles and UML modelling Hands-on experience with modelling tools such as IBM Rhapsody Familiarity with software safety and compliance standards (e.g. DO-178C, MISRA) Experience with Agile delivery frameworks (Scrum) and tools such as Jira, Confluence, Bitbucket or GitLab Comfortable working in More ❯
We're looking for an experienced IBM Power/Midrange Systems Engineer to join our team. You'll be a key player in supporting our critical Linux-based infrastructure, which runs on IBM Power-VM and VMware ESXi platforms. About the Role: You'll manage and maintain Linux servers, ensuring top-tier performance and security. You'll troubleshoot complex issues … projects and ensure our systems are highly available. What You'll Need: Strong Linux skills (RHEL/SLES) and expertise in shell scripting (Bash/Korn). Experience with IBM Power-VM and automation tools like Ansible/Terraform. Familiarity with monitoring tools like Zabbix and an understanding of server performance analysis . If you're ready to take your More ❯
into IT Security we would like to hear from you. The focus of this role will be the delivery of an IT Defence offering/service which is for IBM Power and Storage clients. You would be based in a Security Operations Centre (SOC) using IBM Native tools on both the Power and Storage platforms maintaining IT security services. Building … on your current skills the scope of the training will be IBM Power SC for Power 9, 10 and 11, storage defender and Insights and use of a SIEM agent reporting. Key Skills Previous experience as an IBM System i/Power i/IBM i/i Series Operations Technical Consultant with excellence in Power I (IBMi ,System i … iSeries) systems support and management. IBM i OS, (i-Series IBMi Power I AS/400) BRMS, Work Management, Performance Management. Skilled in solving technically challenging problems involving Power i based application issues. Willingness to cross train building on current skills into an IT Security operations role. CRL operates as an employment agency and employment business. More ❯
into IT Security we would like to hear from you. The focus of this role will be the delivery of an IT Defence offering/service which is for IBM Power and Storage clients. You would be based in a Security Operations Centre (SOC) using IBM Native tools on both the Power and Storage platforms maintaining IT security services. Building … on your current skills the scope of the training will be IBM Power SC for Power 9, 10 and 11, storage defender and Insights and use of a SIEM agent reporting. Key Skills Previous experience as an IBM System i/Power i/IBM i/i Series Operations Technical Consultant with excellence in Power I (IBMi ,System i … iSeries) systems support and management. IBM i OS, (i-Series IBMi Power I AS/400) BRMS, Work Management, Performance Management. Skilled in solving technically challenging problems involving Power i based application issues. Willingness to cross train building on current skills into an IT Security operations role. CRL operates as an employment agency and employment business. More ❯
/MQ Administrator - Contract (UK Remote) We are seeking a Mainframe CICS/MQ Administrator to support a major enterprise environment. This role involves managing CICS transaction systems and IBM MQ messaging platforms, ensuring performance, reliability, and seamless integration across business-critical workloads. Responsibilities Install, upgrade, and maintain CICS and IBM MQ products. Configure and administer CICS architecture, BMS, transaction … z/OS Connect Middleware. Troubleshoot dumps, logs, and anomalies to resolve incidents quickly. Produce clear technical documentation, runbooks, and change-control records. Candidate Profile Experience administering CICS and IBM MQ in enterprise Mainframe environments. Strong knowledge of transaction processing systems and messaging Middleware. Skilled in performance tuning, troubleshooting, and integration with DB2, IMS, and APIs. Familiarity with RACF and More ❯
