Role : Mainframe Test Lead Location : London Work Mode : Hybrid Job Description: The objective of this role is to validate the Test coverage and Testing evidence that the upgrades made to DB2, IMS, MQ Subsystems do not impact the application functionality. In addition to the above, the role requires to identify the application regression test cases associated to the below subsystems … hence a deep understanding of the Mainframe systems i.e. DB2, IMS, MQ, COBOL, JCL are essential. Key Responsibilities: Lead end-to-end testing efforts for mainframe applications and APIs. Design and implement testing approach, Test plan, and Review Test cases for mainframe systems involving IMS and MQ. Collaborate with development, business, and QA teams to understand requirements and ensure test … and manage test data. Identify, document, and track defects using tools like JIRA or HP ALM. Ensure compliance with quality standards and best practices. Required Skills: Strong experience in mainframe testing (COBOL, JCL, DB2). Hands-on experience with IMS/CICS and IBM MQ . Proficiency in API testing using tools like Postman , SoapUI , or ReadyAPI . Experience with More ❯
in the pursuit of innovation! 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 … and z/OS Processing Environment. Extensive development experience using 64-bit Assembler and 31-bit Assembler programming languages. Experience with C, REXX, Python is a plus Experience with Mainframe environment (TSO/ISPF, JCL etc) , IBM Mainframe z/OS internals (JES2, SMS, HSM); z/OS communications TCP/IP and VTAM and IBM Utilities (IEBGENER, etc.) Working … knowledge of mainframe debugging tools : IPCS,XDC, FILEAID Coding experience in a multitasking, reentrant and/or sysplex environment Understanding of zLinux and Unix System Services. Experience with code merging activities using source code control systems such ISPW. In depth experience in troubleshooting problems and debugging code at application levels to resolve technical issues and upgrade software and assist in More ❯
Ihre Aufgaben Collaboration with international colleagues on challenging IT projects Analyze and expand existing software systems and applications in a heterogeneous, complex IT system environment, based on an IBM mainframe architecture with the systems DB2, IMS/CICS etc Software development with COBOL, SQL, JCL for mainframe software Ihr Profil Completed studies in practical/applied computer science or training … an advantage Collaboration with international colleagues on challenging IT projects Analyze and expand existing software systems and applications in a heterogeneous, complex IT system environment, based on an IBM mainframe architecture with the systems DB2, IMS/CICS etc Software development with COBOL, SQL, JCL for mainframe software Completed studies in practical/applied computer science or training as an More ❯
Baltimore, Maryland, United States Hybrid / WFH Options
OneMain Financial
implementation of 24x7 loan originations processing. The ideal candidate will have in-depth experience solving complex business, data, and technical challenges. Responsibilities: Drive delivery of low-latency, high-performance mainframe data processing solutions and highly available cross-platform system integrations. Evangelize adoption of development best practices like agile and lean methodologies and test automation. Ensure platform delivery is of a … experience with COBOL programming and CICS development is required. Experience and use of software tools to allow multi-tasking to support development of complex and multiple projects. Experience with Mainframe Web Service integration is required a strong plus. Experience with ARF credit bureau data is a strong plus. Experience with IBM IDZ, DB2, VSAM and MQ is a strong plus. More ❯
Wilmington, Delaware, United States Hybrid / WFH Options
OneMain Financial
implementation of 24x7 loan originations processing. The ideal candidate will have in-depth experience solving complex business, data, and technical challenges. Responsibilities: Drive delivery of low-latency, high-performance mainframe data processing solutions and highly available cross-platform system integrations. Evangelize adoption of development best practices like agile and lean methodologies and test automation. Ensure platform delivery is of a … experience with COBOL programming and CICS development is required. Experience and use of software tools to allow multi-tasking to support development of complex and multiple projects. Experience with Mainframe Web Service integration is required a strong plus. Experience with ARF credit bureau data is a strong plus. Experience with IBM IDZ, DB2, VSAM and MQ is a strong plus. More ❯
implementation of 24x7 loan originations processing. The ideal candidate will have in-depth experience solving complex business, data, and technical challenges. Responsibilities: Drive delivery of low-latency, high-performance mainframe data processing solutions and highly available cross-platform system integrations. Evangelize adoption of development best practices like agile and lean methodologies and test automation. Ensure platform delivery is of a … experience with COBOL programming and CICS development is required. Experience and use of software tools to allow multi-tasking to support development of complex and multiple projects. Experience with Mainframe Web Service integration is required a strong plus. Experience with ARF credit bureau data is a strong plus. Experience with IBM IDZ, DB2, VSAM and MQ is a strong plus. More ❯
Charlotte, North Carolina, United States Hybrid / WFH Options
OneMain Financial
implementation of 24x7 loan originations processing. The ideal candidate will have in-depth experience solving complex business, data, and technical challenges. Responsibilities: Drive delivery of low-latency, high-performance mainframe data processing solutions and highly available cross-platform system integrations. Evangelize adoption of development best practices like agile and lean methodologies and test automation. Ensure platform delivery is of a … experience with COBOL programming and CICS development is required. Experience and use of software tools to allow multi-tasking to support development of complex and multiple projects. Experience with Mainframe Web Service integration is required a strong plus. Experience with ARF credit bureau data is a strong plus. Experience with IBM IDZ, DB2, VSAM and MQ is a strong plus. More ❯
solutions within a Microsoft enviroment, to Front End applications in C# as well as Apps in C# and JSON Analyzing and upgrading existing sofware systems, based on an IBM Mainframe architecture with systems like IMS/CICS, Cobol, DB2, TSO or in MS Windows, UNIX/LINUX, will as well be part of the tasks awaiting you Technologies: C# COBOL … IBM IBM Mainframe JSON Linux Unix Windows More: BANK.ECHT.ANDERS. That is what we strive for as an employer. For our IT unit - TARGO Technology GmbH - we are looking for people, who enjoy leveraging our customers' needs by developing innovative applications and services. You benefit from flat hierarchies, are welcome to raises your ideas and actively shape the future of our More ❯
Microsoft enviroment, to Front End applications in C# or online applications as well as Apps in C# and JSON Analyzing and upgrading existing sofware systems, based on an IBM Mainframe architecture with systems like IMS/CICS, Cobol, DB2, TSO or in MS Windows, UNIX/LINUX, will as well be part of the tasks awaiting you Ihr Profil You … Microsoft enviroment, to Front End applications in C# or online applications as well as Apps in C# and JSON Analyzing and upgrading existing sofware systems, based on an IBM Mainframe architecture with systems like IMS/CICS, Cobol, DB2, TSO or in MS Windows, UNIX/LINUX, will as well be part of the tasks awaiting you You have successfully More ❯
Blackpool, Lancashire, United Kingdom Hybrid / WFH Options
Montash
Role: Mainframe Developer Contract Length: 6 months – extensions available, project runs until 2027 Work Location: Hybrid Remote/Lancashire Start Date: ASAP Industry: Financial Services/Insurance IR35 Status: Outside IR35 Seeking a skilled Systems Analyst/Developer to join a major two-year migration and separation programme. The project focuses on migrating a portfolio from legacy mainframe systems to … a new outsourced platform model. This is a hands-on role suited to someone with deep IBM mainframe expertise who can hit the ground running. Responsibilities: Analyse and interrogate legacy mainframe applications to support source-to-target data mapping Play a critical role in build phase, developing code and executing data extracts based on client specifications Develop code in IBM … z-series mainframe technologies to extract data Work from agreed specs to support the data migration and build activity Support testing and validation phases in a waterfall-esque delivery model Collaborate with Solution Architects and Programme Leads to influence and adapt build scope as needed Active participation in daily stand-up calls with client Skills & Experience Required: Proven, recent development More ❯
Mainframe Security Architect - z/OS | RACF | ACF2 Were seeking an experienced Mainframe Security Architect to join an enterprise infrastructure team, with a focus on safeguarding their IBM Z Series environments. You will be at the forefront of mainframe security strategy, designing and implementing robust access controls, monitoring systems, and risk management frameworks. This is a high-impact role with … wide scope for technical authority and strategic influence across a complex, high-volume infrastructure. Key Responsibilities: Architect and maintain end-to-end security frameworks for IBM Z Series mainframe environments. Lead threat modeling, vulnerability assessments, and remediation plans specific to z/OS, RACF, ACF2 or Top Secret environments. Collaborate with infrastructure, application, and compliance teams to implement secure configurations … control models. Drive security policy enforcement across core systems including CICS, DB2, IMS, and MQ. Evaluate and integrate security tools (e.g. IBM zSecure, CA ACF2 utilities, encryption modules) into mainframe operations. Experience: Proven experience as a security architect or engineer in z/OS or IBM Z Series environments . Strong command of RACF , ACF2 , or Top Secret mainframe security More ❯
Nottingham, Nottinghamshire, East Midlands, United Kingdom Hybrid / WFH Options
Experian Ltd
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 ❯
Junior Infrastructure Specialist - z Mainframe Db2 Database Administrator (DBA) page is loaded Junior Infrastructure Specialist - z Mainframe Db2 Database Administrator (DBA) Apply locations Edinburgh time type Full time posted on Posted Yesterday time left to apply End Date: July 7, 2025 (9 days left to apply) job requisition id 135615 End Date Sunday 06 July 2025 Salary Range … working options Flexible Working Options Hybrid Working, Job Share Job Description Summary This is a full time role based in Edinburgh Job Description JOB TITLE: Junior Infrastructure Specialist - z Mainframe Db2 Database Administrator (DBA) SALARY: £35,340- £37,200 LOCATION(S): Edinburgh HOURS: Full-time (including out of hours) WORKING PATTERN: Our work style is hybrid, which involves spending at … leasttwo days per week, or 40% of our time, at one of our office sites. About this opportunity We're looking for a Junior Mainframe Db2 DBA to join our z Mainframe Lab. The z Mainframe Lab are the team that looks after the critical infrastructure that underpins Lloyds Banking Group's (LBG) strategic transactional processing systems, namely the IBM More ❯
Scottsdale, Arizona, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
Glendale, Arizona, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
Tempe, Arizona, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
Southlake, Texas, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
Phoenix, Arizona, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
Paradise Valley, Arizona, United States Hybrid / WFH Options
Charles Schwab
re empowered to make an impact on your career. Here, innovative thought meets creative problem solving, helping us "challenge the status quo" and transform the finance industry together. In Mainframe Automation our mission is to provide a highly resilient & highly available compute platform based on IBM System Z and IBM Tivoli System Automation for z/OS. Your expectations include … but are not limited to: Manage and implement changes to mainframe systems Collaborate with support teams to troubleshoot issues, resolve defects, and implement new features Develop and maintain department processes, procedures, and best practices as well as maintain and update related documentation Participate in on-call rotation for production support Provide training and support to team members and users on More ❯
in the pursuit of innovation! 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 … innovate, and perfect our solutions on an ongoing basis. BMC is looking for a Lead Product Manager to join our amazing team! The BMC AMI Cloud Vault product provides mainframe cyber threat protection that enables customers to create highly secured, off-platform backup copies of mainframe data-and quickly recover it in case of an attack. This complex and mission 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 ❯
Kettering, Northamptonshire, United Kingdom Hybrid / WFH Options
Inserso Corporation
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 ❯
Leeds, Yorkshire, United Kingdom Hybrid / WFH Options
Lloyds Bank plc
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 ❯