19 of 19 Remote/Hybrid Mainframe Jobs in London

DB2 Database Administrator (DBA)

Location
Greater London, England, United Kingdom
adherence to ITIL processes, change management procedures, and organizational governance standards. Required Qualifications Typically 8-12 years Hands‐on experience in IBM z/Mainframe environments with strong expertise in DB2 Database Administration, database support, performance tuning, security implementation, automation, disaster recovery, and production support. Deep understanding of Db2 database ...

CICS Mainframe Systems Programmer

Location
Greater London, England, United Kingdom
personally, we ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for a CICS Mainframe Systems Programmer remote for our growing team in the UK and rest of Europe. About the role The CICS Mainframe Systems Programmer is responsible … ensuring the stability, availability, performance, and continuous improvement of CICS services within the IBM Mainframe environment. The role requires strong technical expertise, domain knowledge, and specialist skills to operate, maintain, and enhance critical engineering services as technology evolves. This position involves system programming, infrastructure support, technical analysis, solution design, deployment ...

Security Architect – Security Solution Design

Hiring Organisation
Vbeyond
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
stakeholder engagement and communication skills. Experience working within large-scale application modernisation programmes. Experience with legacy application transformation/refactoring is desirable. COBOL/mainframe environment experience is desirable. Eligibility Ability to work remotely within the UK. Willingness to attend the London or Manchester office as required. ...

Mainframe Developer – CICS / z/OS

Location
Greater London, England, United Kingdom
LocationLondon, United Kingdom# Mainframe Developer – CICS/z/OS at N Consulting LtdLocationLondon, United KingdomSalary£300 - £350/dayJob TypeContractDate PostedApril 30th, 2026Apply Now**Job Description**Infosys is seeking an experienced **Mainframe Developer** with strong expertise in **IBM Mainframe technologies**, including **CICS, z/OS, COBOL … VSAM**, to support enterprise-critical banking and financial applications. The candidate will work on development, enhancement, maintenance, and modernization of legacy mainframe systems while ensuring system stability, scalability, and performance.**Key Responsibilities*** Develop, maintain, and enhance applications on **IBM z/OS** platform* Design and code programs using **COBOL ...

z/OS Mainframe Systems Programmer

Location
Greater London, England, United Kingdom
Programmer remote for our growing team in the UK and rest of Europe. About the role We are seeking an experienced z/OS Mainframe Systems Programmer to join our enterprise infrastructure team. This role is responsible for the installation, upgrade, maintenance, and support of the IBM z/… support as well as Parallel Sysplex architecture and administration Extensive experience installing, configuring, customizing, supporting and maintaining multiple IBM and CA/Broadcom mainframe products. Experience working in large enterprise environments, preferably within Banking or Financial Services. Strong troubleshooting and problem-solving capabilities. Ability to independently manage complex technical assignments. ...

Senior Presales Infra Architect – Remote Hybrid Cloud

Location
Greater London, England, United Kingdom
Atos UK&I Infrastructure and Hybrid Cloud Practice seeks a Senior Presales Infrastructure Architect to design end-to-end infrastructure solutions across mainframe, storage, data centre and virtualization. You will collaborate with Sales, Portfolio, and Delivery teams to transform legacy environments into modern, efficient, AI-driven architectures. Location is remote ...

Assembler Mainframe Developer

Location
Greater London, England, United Kingdom
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 … mainframe integration, the speed of application development, the quality of the code and the applications’ security, while reducing operational costs and risks. We acquired several companies along the way, and we continue to grow, innovate, and perfect our solutions on an ongoing basis. BMC Software is looking for a Senior ...

Hybrid Mainframe Developer — CICS / z/OS Expert

Location
Greater London, England, United Kingdom
Consulting Limited is seeking a Mainframe Developer with experience in IBM Mainframe technologies, including CICS, z/OS, and COBOL, to work on critical banking applications. The role involves development, maintenance, and optimization of legacy systems, with a focus on performance tuning and production support. Candidates should have strong skills ...

z/OS Mainframe Storage Engineer

Location
Greater London, England, United Kingdom
ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for a z/OS Mainframe Storage Engineer remote for our growing team in the UK and rest of Europe. About the role We are seeking a highly skilled z/… Mainframe Storage Engineer to manage, support, and optimize enterprise mainframe storage infrastructure. This role is responsible for the installation, configuration, administration, maintenance, monitoring, and modernization of storage platforms supporting IBM z/OS environments. The successful candidate will oversee all aspects of storage management, including disk and tape storage, backup ...

Implementation Manager (Mainframe Product Migration Programme)

Hiring Organisation
Hays Specialist Recruitment Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
client is looking for an Implementation Manager (Mainframe Product Migration Programme) for a 6 month+ contract on a remote working basis. Implementation Manager (Mainframe Product Migration Programme) 6 months+ contract Remote working Inside IR35 - Umbrella BPSS will be conducted for on boarding Role purpose: Plan, coordinate, and execute … implementation of a mainframe product migration into production, ensuring a controlled, compliant, and low-risk cutover. Own the integrated deployment/cutover plan, readiness, and go/no-go governance across technology, operations, business, and third parties. Key responsibilities * Create and maintain the integrated implementation (deployment/cutover) strategy ...

Remote Mainframe Datacom Engineer: Modernisation & Performance

Location
Greater London, England, United Kingdom
HSBC is seeking a Mainframe Datacom Engineer to administer Broadcom Datacom databases within a z/OS environment and support critical banking applications. The role collaborates with development, infrastructure, and regional teams, with Spanish language skills being highly desirable. The candidate will work on database provisioning, performance tuning, upgrades … testing, while contributing to modernisation and DevOps integration across the mainframe stack. #J-18808-Ljbffr ...

Remote z/OS Mainframe Storage Architect

Location
Greater London, England, United Kingdom
DATA is seeking a highly skilled z/OS Mainframe Storage Engineer to join our remote UK/Europe team. You will manage, support, and optimize IBM z/OS storage infrastructure, including disk, tape, backup, DR, capacity planning and replication. Ideal candidates will have deep IBM mainframe storage expertise ...

Senior Mainframe Infrastructure Lead - Hybrid

Location
City Of London, England, United Kingdom
Lloyds Banking Group in London is seeking an experienced leader to head Enterprise Infrastructure for Unisys mainframe environments. You will guide engineering teams to build, run, secure and modernise mission-critical services that process high-value transactions. The role demands senior infrastructure leadership within a highly regulated financial services setting ...

Lead z/OS Mainframe Architect - Remote

Location
Greater London, England, United Kingdom
DATA, Inc. is seeking an experienced z/OS Mainframe Systems Programmer Lead to provide technical leadership across the IBM Z platform for the UK and Europe. The role includes architecture, installation, upgrades, maintenance, and lifecycle management of z/OS and related software, with focus on high availability ...

Senior z/OS Mainframe Systems Programmer (Remote UK)

Location
Greater London, England, United Kingdom
DATA is seeking an experienced z/OS Mainframe Systems Programmer to join our enterprise infrastructure team. This role focuses on installation, upgrades, maintenance, and support of the IBM z/OS OS and related IBM/CA software in large, mission-critical environments. The ideal candidate has deep ...

Remote CICS Mainframe Systems Programmer

Location
Greater London, England, United Kingdom
DATA, Inc. seeks an experienced CICS Mainframe Systems Programmer to ensure stability, availability and performance of CICS services in IBM Mainframe environments. This remote role supports the UK and Europe, with occasional Sheffield on-site needs for specific assignments. The candidate will lead, configure, maintain, and optimize CICS environments, collaborating ...

Remote CICS Mainframe Systems Engineer

Location
Greater London, England, United Kingdom
DATA is seeking a CICS Mainframe Systems Programmer to provide remote-first support for CICS services in the UK and rest of Europe. The role focuses on stability, availability, performance, and continuous improvement of CICS environments in a IBM Mainframe setting. You will install, configure, maintain, and upgrade CICS ...

Enterprise Infrastructure Lead

Location
City Of London, England, United Kingdom
expectations in line with our Flexibility Works policy. About this opportunity This is a senior engineering and delivery leadership role focused on the Unisys mainframe environments supporting some of Lloyds Banking Group’s most important banking services. You’ll join the Enterprise Lab within Core Infrastructure, reporting to the Engineering … role therefore requires more than general infrastructure leadership. We’re looking for someone who understands the distinctive operational, engineering and lifecycle challenges associated with mainframe platforms and the specialist teams that support them. We're looking for someone to lead, inspire and develop a team of infrastructure engineers. ...

Executive Service Delivery Manager - Mainframe & Hybrid Cloud

Location
Greater London, England, United Kingdom
Ensono is seeking an Expert Service Delivery Manager to own end-to-end service relationships for strategic mainframe-centric clients. You’ll be the executive face to CIO/CTO-level stakeholders, orchestrating delivery across z/OS, distributed and cloud platforms to drive continual service improvement. This senior role ...