26 to 39 of 39 Mainframe Jobs in London

Mainframe Modernisation Pre-Sales Solution Architect provides technical pre-sales support for a leading global technology services provider’s mainframe application modernisation and refactoring solutions, helping enterprises modernise and migrate mainframe workloads to cloud-based platforms.This is a customer-facing role requiring deep technical expertise in mainframe systems alongside modern … modernisation solutions.What Will Your Job Look Like Working closely with sales teams to shape and support customer conversationsEngaging with customers to understand their existing mainframe environments and business objectivesDesigning and positioning end-to-end modernisation and cloud migration solutionsPreparing and delivering technical presentations, demonstrations, and solution walkthroughsCollaborating with delivery, engineering ...

Join us as a Mainframe Hardware Infrastructure EngineerYou’ll collaborate in building the best possible hardware solutions for the Mainframe environment and engineer infrastructure technology to comply with security, resilience, sustainability, and operational requirements with observability and guardrails built inImprove our products as you apply automation to provide testing … liveThis is your chance to share thought leadership and best practice across the bank, while you’re developing solutionsWhat you'll doAs an Mainframe Hardware Infrastructure Engineer, you’ll contribute to and manage the selection, creation and maintenance of technologies required to meet the needs of our customers, strategic targets ...

Role: Mainframe Network Engineer Location: London, UK (Hybrid) Duration: 6+ Months with possible extension. Responsibilities: Configuration and administration of IBM z/OS mainframe network software. Configuration and administration of network related 3rd party system software. Provision of technical support for Mainframe Networking issues during the normal working … hours on call support. Act as a Mainframe Networking resource for internal and external projects. Monitor the performance of mainframe networking components and instigate remedial action. Production of clear technical documentation as appropriate Compliance with all local, regional, global and regulatory policies, processes and procedures. Requirements: Experienced technician with basic ...

DATA is seeking a Senior Mainframe Automation Engineer to join our global team. The role focuses on designing, implementing, and supporting automation across the IBM z/OS platform, with emphasis on Broadcom OPS/MVS and related tools. You will work with infrastructure, application, and operations teams across regions ...

DATA, Inc. is seeking an experienced z/OS Mainframe Systems Programmer to join our enterprise infrastructure team for the UK and Europe.” The role focuses on installation, upgrade, maintenance and support of the IBM z/OS operating system and related products. You will work across large-scale environments ...

issues, managing security risks, improving vulnerability tooling and providing security advice to operational and project teams. You will work across technologies including Windows, Linux, mainframe, AWS and Azure, while collaborating with infrastructure teams, security colleagues, suppliers and wider stakeholders. Responsibilities Design, implement and improve technical security systems and controls across … such as SIEM, Defender, Sentinel, EDR/XDR, Active Directory, Nessus, PAM, AWS IAM or Entra. Extensive knowledge of security controls across Windows, Linux, mainframe, AWS or Azure environments. Strong analytical and problem-solving skills, including threat analysis and security incident response. Ability to manage priorities, communicate technical risks clearly ...

Salt Digital Recruitment is seeking a Mainframe System Automation Engineer for a contract role in Nottingham. This position offers a competitive day rate of £500 to £700, depending on experience, for a duration of 3 to 6 months. The successful candidate will provide expert-level support across mainframe automation … output management systems, developing solutions and ensuring reliability in a complex enterprise environment. Strong knowledge of Mainframe systems, OPS/MVS, and REXX scripting is essential. #J-18808-Ljbffr ...

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 ...

Global Payments is seeking a Senior zOS Systems Programmer to join its Mainframe Software Team in London. You will design, develop, maintain and support critical enterprise systems and platform services underpinning our global commerce operations. You will lead upgrades, performance tuning and platform optimisation, troubleshoot complex production issues, mentor peers ...

auditors in other business areas to develop infrastructure risk and control assessments. We value your knowledge of various technologies, operating systems, databases, network components, mainframe, middleware, and cloud, as well as your technology processes and risk skills. You will report locally into Audit Manager/Director in India and functionally … Technology or related field.Experience with technology infrastructure risk and controls, including administration of Network, O/S (Windows or Linux/Unix), Cloud, Database, Mainframe, and/or Middleware control reviews.Knowledge of technology controls, infrastructure technology, technology governance and assessments, various infrastructure tools & platforms.Enthusiastic, self-motivated, excellent verbal and written ...

Role: Mainframe Network Engineer Location: London, UK (Hybrid) Duration: 6+ Months with possible extension. Responsibilities: Configuration and administration of IBM z/OS mainframe network software. Configuration and administration of network related 3rd party system software click apply for full job details ...

Tier 1 banking client are seeking an experienced Mainframe Prod Support Analyst to join their team in a long term contracting role. The successful candidate will provide production support and maintenance across critical mainframe applications, ensuring stability, performance, and issue resolution for key business systems. This is an excellent opportunity … work within a large-scale enterprise environment supporting business-critical banking applications. Required skills Strong experience supporting Mainframe applications. Proven hands-on experience with: COBOL IMS Please note this will require someone onsite 3x days a week in Bromley Job Title: Mainframe Production Support Location: Bromley, UK Rate/Salary ...

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 ...

closing multi-million-dollar services deals• Deep understanding of FSI operating environments — regulatory landscape, procurement complexity, risk appetite, and transformation drivers (DC exits, mainframe modernisation, data platforms, GenAI adoption)• Ability to operate with ambiguity — shaping opportunities where no clear requirement exists and building consensus across complex stakeholder groups• Strong commercial … largest banks, insurers, and capital markets firms.Our customers are navigating some of the most complex technology challenges in the industry: data centre exits, mainframe modernisation, regulatory compliance at cloud-scale, and the adoption of GenAI across regulated environments. We work at the intersection of deep technical delivery and senior commercial ...