26 to 50 of 51 Mainframe Jobs in England

high levels of service delivery. * Delivery of projects on time and on budget in line with the business requirements. About You : AS400/iSeries Mainframes (preferable) RPG Programming (preferable) Microsoft 365 stack- including Power Platform, Azure, SharePoint Knowledge of cloud platforms and technologies Knowledge of data warehousing, architecture and networks More ❯

in collaboration with the Product Owner and Executive Leadership, aligning with the Lab backlog. Coordinate integration processes across shared infrastructure, driving initiatives such as Mainframe upgrades. Enable technology risk and control improvements by working closely with Lab teams to deliver outputs aligned with agreed sprint plans. Proactively monitor and troubleshoot More ❯

in collaboration with the Product Owner and Executive Leadership, aligning with the Lab backlog. Coordinate integration processes across shared infrastructure, driving initiatives such as Mainframe upgrades. Enable technology risk and control improvements by working closely with Lab teams to deliver outputs aligned with agreed sprint plans. Proactively monitor and troubleshoot More ❯

Mainframe Performance QA Engineer BCP Special Pool IRC248855 Job: IRC248855 Location: United Kingdom - London Designation: Lead Test Engineer Experience: 5-10 years Function: Quality Assurance Skills: DB2, IBM IMS, JCL, Performance testing/tuning, z/OS Work Model: Remote, Hybrid The client is a world-leading provider of telecommunication … assessment Perform system testing, regression testing, and performance testing New feature testing and assessment (as needed) Work as part of a team in the mainframe environment Be responsible for the quality of software product Develop and work with testing documentation What We Offer Why work at GlobalLogic Our goal is More ❯

you're ready to shape the future of data security, Protegrity is the place for you. Join Our Team as a Senior System Programmer, Mainframe! Are you passionate about technology and excited to play a crucial role in a dynamic environment? At Protegrity, we are looking for a talented Senior … System Programmer to manage and support our Mainframe systems. This is a hybrid role working out of our office in Skellefteå. Responsibilities: Supporting and maintaining the Mainframe. Upgrading the Mainframe to the next generation of IBM Processor. Troubleshooting for day-to-day incidents and problems records. Providing out-of-hours … support for the implementation of hardware changes. Qualifications: 8+ years of extensive experience in mainframe hardware support and configuration. Professional experience using technologies such as z/OS, TSO/ISPF, SDSF, JCL, JES2, OMVS. Extensive experience within Linux, C, and scripting. Knowledge of Disk infrastructure. Good understanding of TCP More ❯

trust is not just a word - it's a way of life! We are currently hiring for a Senior Project Architect aligned to our Mainframe Business. The IZOT product line includes BMC's Intelligent Z Optimization & Transformation products, which help the world's largest companies to monitor and manage their … mainframe systems. The modernization of mainframe is the beating heart of our product line, and we achieve this goal by developing products that improve the developer experience, the mainframe integration, the speed of application development, the quality of the code and the applications' security, while reducing operational costs and risks. … Mandatory Experience: 10+ relevant years mainframe technical experience as a z/OS Systems Programmer 3+ years working in Services or projects, preferably Customer facing in a professional consultative capacity Expert experience in storage migrations from products like CA-Disk, CA-Vantage, CA-Faver, CA-Allocate, IBM DFSMShsm, IBM DFSMSdss More ❯

Platform Architect – Mainframe (z/OS) Join a Global Leader in Enterprise Infrastructure Services Our client is a global technology services provider specialising in mission-critical IT infrastructure for some of the world’s most complex and high-profile organisations. We're currently seeking an experienced Platform Architect with deep … expertise in mainframe systems to join their UK architecture team. This is a unique opportunity to work on large-scale infrastructure transformation programmes, helping enterprise clients modernise their legacy environments, improve resilience, and integrate with cloud-native technologies. As a Platform Architect, you'll be responsible for shaping and guiding … functional teams to ensure infrastructure is secure, scalable, and aligned to evolving business needs. Key Responsibilities Define end-to-end architecture strategies for enterprise mainframe platforms (z/OS, CICS, DB2, MQ, RACF). Lead platform design and integration with distributed/cloud systems using modern APIs and messaging frameworks. More ❯

Platform Architect – Mainframe (z/OS) Join a Global Leader in Enterprise Infrastructure Services Our client is a global technology services provider specialising in mission-critical IT infrastructure for some of the world’s most complex and high-profile organisations. We're currently seeking an experienced Platform Architect with deep … expertise in mainframe systems to join their UK architecture team. This is a unique opportunity to work on large-scale infrastructure transformation programmes, helping enterprise clients modernise their legacy environments, improve resilience, and integrate with cloud-native technologies. As a Platform Architect, you'll be responsible for shaping and guiding … functional teams to ensure infrastructure is secure, scalable, and aligned to evolving business needs. Key Responsibilities Define end-to-end architecture strategies for enterprise mainframe platforms (z/OS, CICS, DB2, MQ, RACF). Lead platform design and integration with distributed/cloud systems using modern APIs and messaging frameworks. More ❯

supporting the z/OS operating system Upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Production support Mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. IBM and CA Product knowledge … upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Experience in Production support Must have extensive experience of mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. Must have knowledge of IBM More ❯

supporting the z/OS operating system Upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Production support Mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. IBM and CA Product knowledge … upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Experience in Production support Must have extensive experience of mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. Must have knowledge of IBM More ❯

We have multiple open positions for one of our clients in the UK. They are looking for Fully remote Mainframe consultants that can deliver on a consulting project within financial services. Our client is looking for the following consultants, Mainframe Security - racf or acf2 background Mainframe Sys Prog - Either in More ❯

the UK. Job Description The z/OS Systems Hardware candidate should have technical, domain level and specialist skills to ensure that all the Mainframe Processors are operated, maintained and constantly upgraded as technology advances. Your responsibilities will include: Supporting and maintaining the UK Mainframe Processor estate within a multi … LPAR, multi-site Sysplex environment Upgrading the UK Mainframe estate to the next generation of IBM Processor Upgrading the Microcode levels on the Mainframe Processors, Coupling Facilities, HMCs and TKEs Building and activating IODF/IOCDS configurations in support of changes to the Storage estate and other key projects Update … PR/SM definitions via HMC The ideal candidate for this role will have the below experience and qualifications: Must have extensive experience of mainframe hardware support and configuration. This is essential to the role Must have knowledge of z/OS, HMC, HCD, TSO/ISPF, SDSF, JCL, CHPID More ❯

supporting the z/OS operating system Upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Production support Mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. IBM and CA Product knowledge … upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Experience in Production support Must have extensive experience of mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. Must have knowledge of IBM More ❯

supporting the z/OS operating system Upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Production support Mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. IBM and CA Product knowledge … upgrading, maintaining and supporting ISV products particularly from the vendors; IBM and Computer Associates (CA) Experience in Production support Must have extensive experience of mainframe systems programming. Must have knowledge of a combination z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL. Must have knowledge of IBM More ❯

Multiple open positions for one of our clients in the Uk. They are looking for Fully remote Mainframe consultants that can deliver on a consulting project within financial services. Our client is looking for the following consultants, Mainframe Security - racf or acf2 background Mainframe Sys Prog - Either in IMS/ More ❯

Multiple open positions for one of our clients in the Uk. They are looking for Fully remote Mainframe consultants that can deliver on a consulting project within financial services. Our client is looking for the following consultants, Mainframe Security - racf or acf2 background Mainframe Sys Prog - Either in IMS/ More ❯

our client’s IT Security team. The ideal candidate will be responsible for administering, maintaining, and enhancing the security posture of our IBM Z (mainframe) environment. This role requires deep knowledge of RACF (Resource Access Control Facility), z/OS, and other IBM mainframe security tools and practices. Key skills More ❯

our client’s IT Security team. The ideal candidate will be responsible for administering, maintaining, and enhancing the security posture of our IBM Z (mainframe) environment. This role requires deep knowledge of RACF (Resource Access Control Facility), z/OS, and other IBM mainframe security tools and practices. Key skills More ❯

which provide support, monitor and operate technical solutions. The System Programming team serve a key function in the provision and maintenance of HMLR's Mainframe platform and the application hosted on it. The practice contains a mature IT Infrastructure engineering community who are responsible for the support and maintenance of … all our technical infrastructure. You will be part of a team that ensures the stability, security, and performance of our IBM Z mainframe environment. No prior mainframe experience is required as we will provide comprehensive training and mentorship to equip you with the necessary skills. You will sort the maintenance … and optimization of mainframe systems, databases, and applications, within defined Service Level Agreements and provide technical support for maintenance of IT Infrastructure and platforms, as part of a wider infrastructure engineering community. This role is perfect for those who are passionate about technology, eager to learn, and ready to build More ❯

optimize the implementation of IT or cloud resources and capabilities •Subject matter expertise in at least one platform (e.g. cloud computing, cloud hyperscaler, X86, mainframe, midrange) Preferred Technical and Professional Experience •TOGAF expertise and certifications •Experience with various IT Operating Models and building organizations to deploy and support key technologies More ❯

on a long term programme of work. The ideal candidate will have experience of Managing and enhancing the security of the IBM Z Series mainframe environment having strong background in RACF for z/OS and a deep understanding of mainframe security principles. Key Responsibilities: * Security Management: Implement and manage … thorough investigations and implementing corrective actions. * Collaboration: Work closely with other IT teams to ensure security measures are integrated into all aspects of the mainframe environment. * Documentation: Maintain detailed documentation of security policies, procedures, and configurations. Key Skills/Experience: * Proficiency in RACF administration and configuration. * Strong understanding of z More ❯

innovative IT services company for their Banking client in Sheffield. Consequentially they require bright a well-practised IBM Hardware Engineer to take ownership across mainframe technologies which will include: IBM Power and Storage systems, IBM i PowerHA and LPM migration toolkit design and implementation. As IBM Hardware Engineer you will … of the z14 to the z16 models. Consequentially my client is keen to consider IBM Hardware Engineer’s with sound technical fundamentals in managing mainframe hardware models with HCD, IODF, HMC configuration activities. The IBM Hardware Engineer will additionally oversee racking, stacking, channel configuration and powering of equipment in Data … is not in a position to support visa sponsorship.** IBM Hardware Engineer permanent profile required: Proven experience with IBM Power and Storage systems and mainframe hardware. Hands-on experience in building and configuring new z16 machines. Demonstrated involvement in z14 to z16 migration activities. Strong knowledge of mainframe hardware management More ❯

be responsible for designing and implementing the IBM i PowerHA and LPM migration toolkit, as well as ensuring smooth migration and configuration processes for mainframe hardware. This role is integral to building and configuring new z16 machines and supporting the migration from z14 to z16 models. You will work closely … PowerHA and LPM migration toolkit solutions. Build and configure new z16 machines with assisted documentation. Assist in migration activities from z14 to z16 models. Mainframe Hardware Management: Manage and configure mainframe hardware models using HCD, IODF, and HMC. Oversee racking, stacking, channel configuration, and powering-up of equipment in the … to internal standards for system configuration, compliance, and continuous improvement. Eligibility & Required Experience: Technical Expertise: Proven experience with IBM Power and Storage systems and mainframe hardware. Hands-on experience in building and configuring new z16 machines. Demonstrated involvement in z14 to z16 migration activities. Strong knowledge of mainframe hardware management More ❯

IBM Z Series Security Administrator - Hybrid - Swindon - INSIDE IR35 - 6 month contract My client, a global consultancy are looking for a a Mainframe Security expert with deep RACF knowledge and a passion for protecting critical systems. Were looking for a Mainframe Security Specialist to join a high-performing team and … the mainframe. Documentation: Maintain comprehensive security documentation, procedures, and change records. What Were Looking For: Strong experience in RACF administration and IBM Z Series mainframe security Deep knowledge of z/OS security features, standards, and best practices Proven track record in security auditing and ensuring regulatory compliance Client-facing More ❯

We are seeking a proactive and experienced Head of IT to lead and evolve our clients technology estate. This is a pivotal role, responsible for both the day-to-day operation and support of the existing infrastructure and for delivering More ❯