1 to 25 of 41 Mainframe Jobs in London

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 ...

enterprise service interfaces. Support configuration drift detection, automated remediation, compliance governance, and secure engineering standards. Document reusable automation patterns and operational procedures, collaborate across mainframe and infrastructure teams, and support risk, audit, and regulatory requirements. Qualifications At least 10 years of demonstrable DevOps engineering experience, including solution design, governance, compliance ...

focused on IAM solutions (specifically SailPoint IdentitiyIQ).* Experience developing and configuring most common SailPoint connectors including Active Directory (AD), Azure AD, JDBC, exchange, mainframe, web services, and authoritative source integrations (Workday, Fieldglass)* Familiar with role-based access controls and configuring automated provisioning and deprovisioning.* Familiar with software development lifecycles ...

with technology transformation. Desired Technical Background Experience in several of the following areas: Application Modernisation Cloud Migration (Azure, AWS, GCP) Enterprise Architecture Legacy Transformation Mainframe Modernisation API and Integration Architecture Microservices and Cloud-Native Design DevSecOps Application Portfolio Management IT Service Management Technology Strategy Data Migration and Integration Personal Attributes ...

with technology transformation. Desired Technical Background Experience in several of the following areas: Application Modernisation Cloud Migration (Azure, AWS, GCP) Enterprise Architecture Legacy Transformation Mainframe Modernisation API and Integration Architecture Microservices and Cloud-Native Design DevSecOps Application Portfolio Management IT Service Management Technology Strategy Data Migration and Integration Personal Attributes ...

with technology transformation. Desired Technical Background Experience in several of the following areas: Application Modernisation Cloud Migration (Azure, AWS, GCP) Enterprise Architecture Legacy Transformation Mainframe Modernisation API and Integration Architecture Microservices and Cloud-Native Design DevSecOps Application Portfolio Management IT Service Management Technology Strategy Data Migration and Integration Personal Attributes ...

testing, backup architecture, multi-site and multi-region patterns Financial services infrastructure experience, particularly low-latency or market-data-adjacent environments. Experience of mainframe or legacy midrange estate within a consolidation scope. Familiarity with FinOps practice and cloud cost governance tooling. Key Behaviours and Competencies: Credibility with engineers, architects ...

with production robustness. Think in terms of architecture, not just tooling. Behavioural and leadership attributes Structured, systems level thinker. Able to collaborate across distributed, mainframe and infrastructure teams. Pragmatic but disciplined in standards enforcement. Comfortable engaging with risk, audit and governance functions. Drives automation by design rather than manual workarounds. ...

developing, negotiating, and executing business agreements, with a background in Go-To-Market, Business Development, Sales, or Consulting. Experience with Enterprise Application Modernization & Migration (Mainframe, Serverless, Containers, Cloud Operations) and Business Application Technologies (EUC, Supply Chain, CCaaS, Consumer Data Apps, Encrypted/Communication Developer Services). Experience with Data ...

architecture. Experience designing API and microservices-based architectures. Strong enterprise integration knowledge. Experience working across complex, highly integrated technology landscapes. Understanding of integration between mainframe and open-system environments would be advantageous but is not essential. Experience modernising legacy banking or payments platforms would be highly desirable. Leadership & Stakeholder Management ...

which. You've worked with enterprise-grade legacy systems — core banking platforms, loan origination systems (LOSs), loan management systems (LMS), front-end SDKs, mainframes, on-prem estates — and know what it actually takes to integrate a modern SaaS platform into them. You have a solid grounding in security and compliance ...

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 ...

Senior DevOps/Automation Engineer for IBM Z and hybrid platforms in the UK. You will design, build, and operate resilient automation across mainframe and distributed environments, embedding CI/CD, monitoring, and compliance into scalable workflows. You will collaborate with engineering teams, mentor peers, and uphold engineering standards while ...

implementing cloud resilient architectures and key characteristics/services across Cloud Service Providers (AWS, Google, Azure) Familiarity working with standard data centre stack components (Mainframe knowledge is a bonus but not preferred), and understanding of common pain points for resilience/stability Working knowledge of resilience standards and frameworks ...

FAPI and Open Banking awareness Understanding of how a bank's mobile app sits on top of core banking, payments and legacy estates, including mainframe-fronted services Essential non-technical skills Executive stakeholder management: can hold a room with CTO-level stakeholders, present findings without softening them or turning them ...

writing, or hosting technical events such as hackathons. Preferred Qualifications Experience working with Enterprise Application Modernization and Migration technologies, including, but not limited to, Mainframe, Serverless, Containers, or Cloud Operations Experience migrating or transforming legacy customer solutions to the cloud Experience in industry work in a related environment Experience contributing ...

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 ...

audits, partner with auditors across business areas, and develop infrastructure risk and control assessments. The role requires knowledge of OS, networks, cloud, databases, mainframe, and middleware, with a focus on control governance and risk management. You will report into Audit Manager/Director locally in India and functionally to onshore ...

Department/Function: IT/Technology/Quality Assurance Experience Level: Mid–Senior Reports to: CTO Location: London-based (with hybrid-flexibility) Office: EnableAll, Mainframe, 24 Eversholt Street, London, NW1 1DB Salary: £40,000 – £60,000 (dependent on experience) Sector: B2B SaaS, ecommerce tech, accessibility & inclusive technology Key Responsibilities Design ...

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. ...

needs a new infrastructure layer. We're building it at Modal. Every era of computing brought new workloads that previous infrastructure couldn't support: mainframes, databases, and the cloud. Each time, the company that rebuilt the layer underneath defined the decade. AI is no different, except it touches everything instead ...

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 ...

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 ...

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 ...

ensure a bright future for NTT DATA and for the people who work here. NTT DATA is currently looking for an Implementation Manager - Mainframe Product Migration on a hybrid work model (Sheffield or London + remote) for our growing team in the UK. 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 ...