8 of 8 Mainframe Jobs in the North West

Contract Role - Mainframe Assembler Developer – Contract – Leeds/Halifax/Edinburgh/Hybrid – 06 Months Initial We are currently seeking a skilled and proactive Mainframe Assembler Developer to join a leading financial institution. You will play a key role in supporting and enhancing legacy systems critical to banking operations. The ideal candidate will have strong technical expertise in Assembler and … related mainframe technologies, combined with solid experience in high-volume, regulated environments. Role Overview: Job Title: Mainframe Assembler Developer Location: Leeds/Halifax/Edinburgh/Hybrid (2 days per week onsite) Contract Type: Contract Duration: 06 months initially Sector: Banking Required Skills & Experience: Proven experience with IBM Mainframe Assembler (HLASM) development. Strong understanding of z/OS , JCL , TSO … written and verbal. Nice to Have: Knowledge of regulatory and compliance requirements in the banking domain. Exposure to system modernization or migration projects. Experience with automated testing tools for mainframe environments. Please feel free to contact myself – Daisy Nguyen at Gibbs Consulting for a confidential chat to know more details about the role. Please also note: Due to the volume More ❯

a pivotal role in integrating advanced technologies that power resilient, scalable systems—critical to the success of our enterprise-wide infrastructure and application services. If you're passionate about mainframe systems, thrive in high-impact environments, and want to shape the future of banking technology, we’d love to hear from you. To be successful as an IMS Systems Programmer More ❯

NEW CONTRACT ROLE - ENDEVOR ADMINISTRATOR (MAINFRAME SUPPORT) UK-Based Candidates Only | 6-Month Contract | Hybrid - 2 Days Onsite (Manchester) To apply, email: THE OPPORTUNITY We're looking for an experienced Endevor Administrator to join a leading financial services organisation on a 6-month contract. This role will be responsible for managing and maintaining mainframe source code management environments using CA … Endevor , ensuring smooth release, version control, and deployment processes across multiple environments. This position is ideal for candidates with strong mainframe administration and Endevor configuration experience, who thrive in collaborative development and release management environments. THE ROLE Administer and maintain CA Endevor environments across multiple LPARs. Manage version control and change management processes for mainframe applications. Create and maintain processor … production deployments. Maintain accurate documentation for procedures, configurations, and troubleshooting. Ensure compliance with internal security and regulatory standards. TECHNICAL SKILLS/REQUIREMENTS 8+ years' experience in Endevor administration or mainframe application support . Strong working knowledge of JCL, TSO/ISPF, REXX, and CLIST . Experience with ACF2 or RACF for security administration. Familiarity with backup and storage management tools More ❯

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 ❯

An exciting opportunity has arisen for an experienced Mainframe DB2 System Programmer to join a dynamic infrastructure engineering team, supporting mission-critical applications and data systems across enterprise platforms. This role is ideal for a professional who thrives on ensuring reliability, scalability, and performance in complex environments while embracing automation and continuous improvement. The Role The Mainframe DB2 System Specialist … will be responsible for building, maintaining, and enhancing mainframe infrastructure that underpins key business operations. Working with cutting-edge tools and technologies, the role involves delivering secure, resilient, and automated solutions that support large-scale data systems and business applications. Key Responsibilities Install, maintain, and upgrade IBM DB2 and associated products, including DB2 CA, DB2 Connect, and Data Studio. Oversee … the performance, availability, and security of mainframe infrastructure and DB2 databases. Develop and implement automation scripts to streamline operational processes and reduce manual intervention. Monitor system health, identify issues, and resolve incidents efficiently using data-driven approaches. Collaborate closely with engineers, architects, and product teams to deliver scalable, high-performing solutions aligned with business goals. Apply best practices in system More ❯

Contract Role: Endevor Administrator (Mainframe) Location: Hybrid - Manchester (2 days onsite per week) Duration: 6 months initial contract Rate: £350/day (Inside IR35) Eligibility: BPSS clearance required We are seeking an experienced Endevor Administrator to manage and support mainframe source code management using CA Endevor. The successful candidate will be responsible for maintaining environments, supporting development teams, and ensuring … smooth release and deployment processes across multiple LPARs. This role offers the opportunity to work within a collaborative technical environment, contributing to essential mainframe and release management operations. Key Responsibilities Administer and maintain CA Endevor environments across multiple LPARs. Manage version control and change management processes for mainframe applications. Create and maintain processor groups, element types, and Endevor exits. Perform … production deployments. Document procedures, configurations, and troubleshooting steps. Ensure compliance with internal controls and regulatory standards. Required Skills and Experience Minimum of 8 years’ experience in Endevor administration or mainframe system support. Strong working knowledge of JCL, TSO/ISPF, REXX, and CLIST. Experience with ACF2 or RACF for security administration. Familiarity with Tivoli Storage Manager or similar backup tools. 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 ❯

We are seeking an experienced Mainframe Developer with expertise in COBOL, JCL, and CICS to join our team. The ideal candidate will have a strong background in batch flow analysis and development, as well as experience in the billing and pricing domain. Experience in handling rewrite and migration projects is also highly desirable. Key Responsibilities: Design, analyze, and develop solutions … using mainframe technologies, primarily COBOL, JCL, and CICS. Conduct batch flow analysis and implement efficient batch processing solutions. Work closely with stakeholders to gather requirements and ensure the successful implementation of billing and pricing systems. Participate in rewrite and migration projects, ensuring seamless transitions and minimal disruption to existing systems. Troubleshoot and resolve issues related to mainframe applications, ensuring high More ❯