26 to 50 of 97 Mainframe Jobs

verview: We are seeking a highly experienced and motivated Mainframe Systems Administrator to lead technical support and management for IBM z/OS mainframe-based solutions. This position requires a deep understanding of mainframe operations, system integration, and advanced troubleshooting capabilities. The ideal candidate will have a blend of technical expertise, strong communication skills, and experience in financial services or … similar environments. Key Responsibilities: Technical Support and Maintenance Provide senior-level technical support for IBM z/OS mainframe systems, including installation, implementation, administration, and maintenance. Perform problem determination and resolution, including system dump analysis and root cause identification for outages and system issues. System Upgrades and Fixes Collaborate with team members and vendors to capture and analyze system dumps … at all levels. Qualifications: Education and Experience: BA/BS in Computer Science, Engineering, or an equivalent combination of education or experience. Six or more years of experience in mainframe operations management, including TCPIP and VTAM configuration and debugging. Technical Skills: Advanced knowledge of z/OSMF, AT-TLS rules, IPSEC policies, SMP/E, TSO/ISPF, SDSF/ More ❯

Lead Mainframe Developer (9 Month Fixed Term Contract) Company Description Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software. … of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com. Job Description Experian's Data Office are looking for a Lead Mainframe Developer. You will lead a team of reverse engineers in the analysis and documenting of our existing mainframe ingestion systems, to promote forward engineering of new, cloud-based pipelines by … the root cause investigation/identification of bugs/defects Awareness of different development methodologies (Waterfall and Agile) and a range of technologies (ETL, .Net, Web Services, DB2, Cobol, Mainframe) Reviewing of test results to ensure software meets customer requirements. Business and Technical Knowledge Experience with Experian data processing and platforms. Technical support/assistance for feasibility, estimating and scheduling More ❯

Experian's Data Office are looking for a Lead Mainframe Developer. You will lead a team of reverse engineers in the analysis and documenting of our existing mainframe ingestion systems, to promote forward engineering of new, cloud-based pipelines by our multi-location-based engineering teams. You will also lead and partake in engineering of software required to manage our … the root cause investigation/identification of bugs/defects Awareness of different development methodologies (Waterfall and Agile) and a range of technologies (ETL, .Net, Web Services, DB2, Cobol, Mainframe) Reviewing of test results to ensure software meets customer requirements. Business and Technical Knowledge Experience with Experian data processing and platforms. Technical support/assistance for feasibility, estimating and scheduling … EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at Experience and Skills Experience with Experian's mainframe systems COBOL, Mainframe, JCL Team leadership experience Reverse engineering focused experience Additional Information Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part More ❯

both professionally and personally, we ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for a z/OS Mainframe Systems Programmer for our growing team in the UK, based remotely or on-site in Sheffield. Overview The role involves upgrading and supporting the z/OS operating system and … Upgrading, maintaining, and supporting ISV products from vendors such as IBM and Broadcom The ideal candidate will have the following experience and qualifications: Extensive experience with z/OS Mainframe systems programming (essential) Knowledge of iWS scheduling software Knowledge of SAS Knowledge of Parallel Sysplex Desirable: knowledge of MXG and MICS Proficiency in z/OS, SMP/E, TSO … team across more than 50 countries, providing services in consulting, data, AI, industry solutions, and infrastructure management. Headquartered in Tokyo, part of NTT Group. Visit us at Job Segment: Mainframe, Programmer, Developer, Consulting, Information Technology, Technology More ❯

for our growing team in 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 Updating PR/SM definitions via HMC The ideal candidate for this role will have the … below experience and qualifications: Extensive experience of mainframe hardware support and configuration. This is essential to the role Knowledge of z/OS, HMC, HCD, TSO/ISPF, SDSF, JCL, CHPID Mapping tool, JES2 Knowledge of the latest IBM z processor generations z14, z15, z16 Sysplex and Coupling Facility knowledge Experience troubleshooting day-to-day incidents and problems Excellent problem More ❯

We are seeking a Qualitative Test and Evaluation (QT&E) Subject Matter Expert (SME) that will support testing and maintenance of a legacy mainframe system" and "transition to new cloud-based system for the Stock Control System (SCS). This position has a hybrid work schedule each week with two days on-site (Kettering, Ohio facility) and three days of … testing and production support of the SCS, including the JAVA version of the system software to verify that the maintenance and enhancements have been successfully applied to both the mainframe and cloud versions. Coordinate with other members of the SCS SME Team to schedule QT&E testing and documentation of test completion for both the mainframe and cloud environments. Assist More ❯

can be confident our IT professionals have sizeable and interesting challenges every single day. In this role, you'll deliver highly complex technical support for systems and processes in mainframe environments, focusing on decommissioning and bug fixing. You'll help maintain and help migrate services according to Group standards and policies (and to agreed service levels) and will assist with … the delivery of investment funded work within mainframe environments - this includes out of hours. Additionally, you'll provide technical support (including incident and problem resolution for systems and processes in complex environments) - again this includes out of hours support. Key responsibilities Provide support for complex environments to tight timescales. Help drive the strategy and design across the mainframe development and … the future, investing in our technologies, workplaces, and colleagues to make our Group a great place for everyone. Including you. What you'll need Assembler programming and support in mainframe environments. A solid background in CICS Systems Programming or CICS Application Development Operational experience on z/OS systems Experience with decommissioning legacy systems Bug fixing and troubleshooting in complex More ❯

can be confident our IT professionals have sizeable and interesting challenges every single day. In this role, you'll deliver highly complex technical support for systems and processes in mainframe environments, focusing on decommissioning and bug fixing. You'll help maintain and help migrate services according to Group standards and policies (and to agreed service levels) and will assist with … the delivery of investment funded work within mainframe environments - this includes out of hours. Additionally, you'll provide technical support (including incident and problem resolution for systems and processes in complex environments) - again this includes out of hours support. Key responsibilities Provide support for complex environments to tight timescales. Help drive the strategy and design across the mainframe development and … the future, investing in our technologies, workplaces, and colleagues to make our Group a great place for everyone. Including you. What you'll need Assembler programming and support in mainframe environments. A solid background in CICS Systems Programming or CICS Application Development Operational experience on z/OS systems Experience with decommissioning legacy systems Bug fixing and troubleshooting in complex More ❯

ll Need Technical Skills 10+ years in security technologies and IAM (including SoD, RBAC) Hands-on experience with SailPoint, ServiceNow Knowledge of access user management for Windows, Unix, and Mainframe Familiarity with cloud platforms (IaaS, PaaS) Understanding of Information Security standards and frameworks Experience with process management tools and methodologies Business Skills Strong background in functional analysis within security contexts More ❯

and execute production deployments (runbooks, follow-ups, monitoring) Maintain operational documentation and ensure high-quality handovers to operations Monitor application and infrastructure environments (Linux/Windows/Cloud/Mainframe) Collaborate with development and release teams in an Agile setup Participate in on-call rotations (24/7, including weekends) Contribute to service continuity and business recovery planning Continuously improve More ❯

Deep familiarity with both SOAP and RESTful web services. Experience with stored procedures, MQ, or Java Batch is a plus. Bonus points for exposure to COBOL or JCL/mainframe systems. INDIT ITAC Solutions firstName lastName Email Address Phone Number Attach Resume Accepted file types: pdf, doc, docx, Max. file size: 16 MB. This field is hidden when viewing the More ❯

in commercial and on prem cloud architecture. • Experienced with strategic planning and change management • Capable of developing migration processes and leading a team through their execution. • Fundamental understanding of Mainframe highly desired. • Ability to work independently and aggressively track to project timelines • Excellent documentation skills and attention to detail • Ability to communicate well with customers and co-workers • Capable of More ❯

Transformation Solutions, with a deep understanding of system design decisions and their impact on scalability, resilience, and supportability. Experience with data modelling and understanding of Data Architecture. Exposure to mainframe systems and integration. Familiarity with Docker and container orchestration tools such as Kubernetes. Understanding of authentication and authorisation concepts, including experience designing and implementing zero trust models. Knowledge of enterprise More ❯

Transformation Solutions, with a deep understanding of system design decisions and their impact on scalability, resilience, and supportability. Experience with data modelling and understanding of Data Architecture. Exposure to mainframe systems and integration. Familiarity with Docker and container orchestration tools such as Kubernetes. Understanding of authentication and authorisation concepts, including experience designing and implementing zero trust models. Knowledge of enterprise More ❯

Transformation Solutions, with a deep understanding of system design decisions and their impact on scalability, resilience, and supportability. Experience with data modelling and understanding of Data Architecture. Exposure to mainframe systems and integration. Familiarity with Docker and container orchestration tools such as Kubernetes. Understanding of authentication and authorisation concepts, including experience designing and implementing zero trust models. Knowledge of enterprise More ❯

Transformation Solutions, with a deep understanding of system design decisions and their impact on scalability, resilience, and supportability. Experience with data modelling and understanding of Data Architecture. Exposure to mainframe systems and integration. Familiarity with Docker and container orchestration tools such as Kubernetes. Understanding of authentication and authorisation concepts, including experience designing and implementing zero trust models. Knowledge of enterprise More ❯

key IT application controls, including automated business controls and IT general controls, and understanding of change execution and delivery risks. Experience in auditing Operating Systems (e.g., UNIX/Linux, Mainframe, Windows Server, and Windows Desktop), Distributed Systems (e.g., Storage, Backups, and Databases) Network devices (e.g., Routers, Switches, and Firewalls) and data centre resilience. Ability to lead and take ownership for More ❯

key IT application controls, including automated business controls and IT general controls, and understanding of change execution and delivery risks. Experience in auditing Operating Systems (e.g., UNIX/Linux, Mainframe, Windows Server, and Windows Desktop), Distributed Systems (e.g., Storage, Backups, and Databases) Network devices (e.g., Routers, Switches, and Firewalls) and data centre resilience. Ability to lead and take ownership for More ❯

collaboration. Utilize automation tools to optimize E2E change cycle processes including implementation plans, promoting a culture of efficiency and reliability. Technical mindset of how organisation system components interact from Mainframe to Cloud and ability to understand complex technical concepts. Demonstrated ability to operate throughout the E2E change lifecycle, from discovery to deployment to decommission; including fundamental components in budget planning More ❯

Mainframe Developer (PL1/DB2) 6 months Lytham - x1 day a week or x1 every 2 weeks Outside IR35 Role Requirements: Knowledge/demonstrable proven recent experience using the following technologies - IBM z-series mainframe - PL1, SYNCSORT, DB2, IMS DB, MVS JCL, TSO, JobTrac, ENDEVOR, File Manager Prior experience in projects/programmes demonstrating experience in interrogating mainframe applications built More ❯

Mainframe Developer (PL1/DB2) 6 months Lytham - x1 day a week or x1 every 2 weeks Outside IR35 Role Requirements: Knowledge/demonstrable proven recent experience using the following technologies - IBM z-series mainframe - PL1, SYNCSORT, DB2, IMS DB, MVS JCL, TSO, JobTrac, ENDEVOR, File Manager Prior experience in projects/programmes demonstrating experience in interrogating mainframe applications built More ❯

Mainframe Developer (PL1/DB2) 6 months Lytham - x1 day a week or x1 every 2 weeks Outside IR35 Role Requirements: Knowledge/demonstrable proven recent experience using the following technologies - IBM z-series mainframe - PL1, SYNCSORT, DB2, IMS DB, MVS JCL, TSO, JobTrac, ENDEVOR, File Manager Prior experience in projects/programmes demonstrating experience in interrogating mainframe applications built More ❯

Mainframe Developer (PL1/DB2) 6 months Lytham - x1 day a week or x1 every 2 weeks Outside IR35 Role Requirements: Knowledge/demonstrable proven recent experience using the following technologies - IBM z-series mainframe - PL1, SYNCSORT, DB2, IMS DB, MVS JCL, TSO, JobTrac, ENDEVOR, File Manager Prior experience in projects/programmes demonstrating experience in interrogating mainframe applications built More ❯

Contract Role: Mainframe Performance and Capacity Analyst - Banking - Inside IR35 Location: UK (Remote) or Denmark (Hybrid - 10 days/month onsite) Rate: £475-£575/day (Inside IR35, via umbrella) Duration: 6 months+ Start: ASAP Client: Global Consultancy, End Client in the Banking Sector Salt is working with a global consultancy delivering high-level mainframe optimisation services to a major … banking client . We are recruiting an experienced Mainframe Performance and Capacity Analyst to support proactive tuning and capacity planning across critical z/OS environments. This role sits within a Performance Competence Centre, with responsibility for system and application performance diagnostics, workload forecasting, and tooling optimisation. Key Responsibilities: Monitor, analyse, and tune mainframe system and application performance Conduct capacity … Develop and maintain custom tooling and dashboards Liaise with technical teams to prevent capacity-related issues Create documentation, reports, and performance improvement plans Essential Skills: 7+ years' experience in mainframe performance tuning and capacity planning Strong knowledge of SMF, RMF, WLM , and performance management tooling (APA, MXG, SAS) Ability to analyse batch and online application performance Comfortable working in high More ❯

Contract Role: Mainframe Automation Engineer - IBM SA/NetView - Banking Sector - Inside IR35 Location: UK (Remote) or Denmark (Hybrid - 10 days/month onsite) Day Rate: £450-£575/day (Inside IR35, via umbrella) Duration: 6 months+ Start: ASAP Client: Global Consultancy, End Client in the Banking Sector Salt is working with a global consultancy delivering major mainframe infrastructure services … to a leading banking client . We are recruiting a Mainframe Automation Engineer with strong skills in IBM System Automation , NetView , and REXX to join a critical team supporting one of the largest SysPlex environments in Europe. This is a highly technical role focused on enhancing automation for high-availability systems within a cloned infrastructure model. Key Responsibilities: Install, configure More ❯