Permanent Mainframe Jobs in London

19 of 19 Permanent Mainframe Jobs in London

Mainframe Migration Delivery Consultant, ProServe Mainframe Center of Excellence

London, United Kingdom
Amazon
Mainframe Migration Delivery Consultant, ProServe Mainframe Center of Excellence Job ID: AWS EMEA SARL (UK Branch) The Amazon Web Services Professional Services (ProServe) team is seeking a skilled Delivery Consultant - Mainframe Migration to join our team at Amazon Web Services (AWS). In this role, you'll work closely with customers to design, implement, and manage AWS solutions that meet … customer success through their cloud journey, providing technical expertise and best practices throughout the project lifecycle. Possessing a deep understanding of AWS products and services, as a Delivery Consultant- Mainframe Migration you will be proficient in architecting complex, scalable, and secure solutions tailored to meet the specific needs of each customer. You'll work closely with stakeholders to gather requirements … enterprise cloud computing initiatives. Our team provides assistance through a collection of offerings which help customers achieve specific outcomes related to enterprise cloud adoption. As part of the ProServe Mainframe Center of Excellence (MCOE) a specialty practice, the Delivery Consultant will also deliver focused guidance by developing solutions, technologies, and industries knowledge. Key job responsibilities As an experienced technology professional More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe Technical Architect (Subject Matter Expert)

London, United Kingdom
Atos SE
Mainframe Technical Architect (Subject Matter Expert) Publication Date: Apr 28, 2025 Ref. No: 530897 Location: London, GB Who we are. We are a team of passionate experts with a clear ambition: applying digital technology to advance what matters for our clients and society. Together we create reliable and responsive digital foundations for the world's businesses, institutions, and communities. Learn … skills and backgrounds to make the right choices with our clients, for our company, and for our own futures. Who We Are We are an organization that manages the Mainframe systems of major companies in the UK, maintaining a high level of customer satisfaction. The operations team consists of both onshore and offshore members, working in an integrated and agile … manner on a day-to-day basis. We are looking for a seasoned Mainframe Technical Architect to play an important role as part of this successful team and take an active leadership role within the organization. Your Job in a Nutshell A Mainframe Technical Architect specializes in designing, optimizing, and maintaining mainframe environments, ensuring scalability, performance, and security, while providing More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Vision Plus Developer

London, United Kingdom
N Consulting Limited
VisionPLUS product suite Strong understanding of at least two modules: CMS (Customer Management System), FAS (Financial Authorization System), TRAMS, CTA, MBS, etc. Experience in COBOL , JCL , CICS , VSAM , and Mainframe utilities Knowledge of Card Payments , Loyalty Programs , EMV , and Authorization Flows Experience working with batch cycles , file processing, and job scheduling tools Good understanding of software development lifecycle (SDLC) Experience More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Category Manager - Infrastructure & Cloud

London, United Kingdom
London Stock Exchange Group
Technology tower as part of the Infrastructure & Cloud team, reporting to the Category Director. The team supports spend of c.£400m per annum, with key spend areas including Cloud, Mainframe, Compute, Databases and Infrastructure software. The role activities are global and include the engagement and ongoing management of third-party suppliers, the sourcing and vendor strategy, and roadmap for the More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Delivery Consultant - Mainframe

London, United Kingdom
Amazon
achieve in the cloud. BASIC QUALIFICATIONS - Bachelor's degree in computer science, engineering, related field, or equivalent experience - 8+ years of hands-on experience in migration and modernization of mainframe applications to cloud platforms using refactoring approach - Strong hands-on experience in Java and Spring Boot framework development and experience with RESTful web services using Spring Boot - Proficiency in Spring … framework components (Spring MVC, Spring Data, Spring Security) and Experience with ORM frameworks like Hibernate/JPA - Hands-on experience in mainframe technologies including COBOL, JCL, DB2, CICS, IMS, VSAM, PL/1, Assembler, REXX, etc. - Knowledge of various modernization strategies such as rehosting, replatforming, and refactoring - AWS experience required, with proficiency in services such as EC2, S3, RDS, DynamoDB … technical audiences PREFERRED QUALIFICATIONS - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer Professional) - AWS Blu Age L3 certification - Knowledge of testing frameworks like JUnit, Mockito - Knowledge of mainframe modernization tools like Micro Focus, Blu Age, Astadia, AWS Mainframe Modernization Service - Familiarity with containerization of Spring Boot applications using Docker - Exposure to Generative AI coding assistants such as Amazon More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Delivery Consultant - Mainframe

London, United Kingdom
Amazon
achieve in the cloud. BASIC QUALIFICATIONS - Bachelor's degree in computer science, engineering, related field, or equivalent experience - 5+ years of hands-on experience in migration and modernization of mainframe applications to cloud platforms using refactoring approach - Strong hands-on experience in Java and Spring Boot framework development and experience with RESTful web services using Spring Boot - Proficiency in Spring … framework components (Spring MVC, Spring Data, Spring Security) and Experience with ORM frameworks like Hibernate/JPA - Hands-on experience in mainframe technologies including COBOL, JCL, DB2, CICS, IMS, VSAM, PL/1, Assembler, REXX, etc. - Knowledge of various modernization strategies such as rehosting, replatforming, and refactoring - AWS experience required, with proficiency in services such as EC2, S3, RDS, DynamoDB … technical audiences PREFERRED QUALIFICATIONS - AWS Professional level certifications (e.g., Solutions Architect Professional, DevOps Engineer Professional) - AWS Blu Age L3 certification - Knowledge of testing frameworks like JUnit, Mockito - Knowledge of mainframe modernization tools like Micro Focus, Blu Age, Astadia, AWS Mainframe Modernization Service - Familiarity with containerization of Spring Boot applications using Docker - Exposure to Generative AI coding assistants such as Amazon More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Engineer (John Lewis Commercial)

London, United Kingdom
Hybrid / WFH Options
WeAreTechWomen
place they want it, across our omnichannel businessThe technology supporting John Lewis Commercial is a blend of commercially available third-party platforms, bespoke in-house systems, and tightly coupled mainframe legacy applications, all interconnected through integrations with other areas of the business. These systems must not only be highly resilient but also adaptable, enabling us to enhance operational efficiency and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe Test Lead

London, United Kingdom
Hybrid / WFH Options
N Consulting Limited
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Platform Engineer

London, United Kingdom
2022 - Chief Operating Office
at times during the day and on call Contract Type: Permanent - Full Time Our Team Our Data Centre team sit within the Core IAAS function and includes Storage Management, Mainframe and Networks. We're looking for an Engineer to bring expertise and knowledge in the management of our two Datacentres situated in Clydebank and Hillington.In the event of an incident More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe CICS System Programmer - Banking

London, United Kingdom
Salt Digital Recruitment
Salt is working with a global consultancy delivering critical infrastructure and platform services to a leading banking client . We are recruiting a CICS System Programmer to join their mainframe engineering team, responsible for maintaining a large-scale z/OS environment used for 24/7 operations. This is a specialist role for an experienced CICS contractor who can … global teams and vendors to ensure platform stability Contribute to automation initiatives and document operational best practices Essential Skills & Experience: Minimum 10 years' experience supporting or customising CICS in mainframe environments Minimum 5 years' experience with CICSplex and CICS Explorer Strong working knowledge of: Omegamon, Fault Analyzer, IPCS RACF and SMF 110 records SDSF, RMF, and other core z/ More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

z/OS Mainframe Systems Programmer with DevOps

London, United Kingdom
Applicable Limited
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 with DevOps remote + on client site (Sheffield) forour growing team in the UK. Overview An exciting opportunity has been created for an experienced z/OS Mainframe … and supporting ISV products particularly from the vendors; IBM and Broadcom The ideal candidate for this role will have the below experience and qualifications: Must have extensive experience of mainframe systems programming. This is essential to the role Must have knowledge of iWS scheduling software Must have knowledge of SAS Desirable to have knowledge of MXG and MICS Must have More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

z/OS Mainframe Storage Consultant

London, United Kingdom
Hybrid / WFH Options
NTT DATA, Inc
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 Storage Consultant on a hybrid working model (remote + on client site, either London or Sheffield) for our growing team in the UK. Responsibilities zSeries Storage Management Working and partnering … . If you'd like more information on your EEO rights under the law, please click here . For Pay Transparency information, please click here . Job Segment: Embedded, Mainframe, Data Center, Linux, Consulting, Technology More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

z/OS Mainframe Systems Programmer

London, United Kingdom
Applicable Limited
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 remote + on client site (Sheffield) forour growing team in the UK. Overview The role as z/OS Mainframe Systems Programmer involves upgrading and supporting the z … products particularly from the vendors; IBM and Broadcom The ideal candidate for this role will have the below experience and qualifications: Must have extensive experience of z/OS Mainframe systems programming. This is essential to the role Must have knowledge of iWS scheduling software Must have knowledge of SAS Must have knowledge of Parallel Sysplex Desirable to have knowledge More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Competitive salary UK: Remote - occasionally Sheffield

London, United Kingdom
Hybrid / WFH Options
Applicable Limited
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe Automation Engineer - IBM SA / NetView

London, United Kingdom
Salt Digital Recruitment
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

CICS System Programmer (Mainframe)

London, United Kingdom
N Consulting Limited
Role - CICS System Programmer (Mainframe) Location : UK/Denmark Contract Role Work Mode : Hybrid Mode Experience : 10+ Years Job Description: As a CICS System Programmer, candidate will be part of a Global team responsible for building, configuring,and maintaining the Bank's mainframe systems availability, efficiency, and resilience, underpinned by the architectural principle of cloned infrastructure, system configurations, applications. Key … Responsibilities - Perform mainframe CICS software upgrades coupled with administration and tuning to support mainframe environments. Current version is CICS 5.6. Provide high degree of technical support (24 7) to reduce the likelihood of significant service outage or disaster. Analyse new versions of CICS for functionality improving systems performance and reduce cost. Tracking and analyzing performance and resource utilization of CICS … Develop and maintain operational documentation, best practices, and run books for the operational platform. Upskill junior systems programmers. Have 10+ years of experience of installing and/or customizing mainframe CICS software in Large Data sharing environments. Have 5+ years of experience with CICSplex and CICS Explorer to manage CICS systems. Solid understanding of resource definitions and its dependencies. CF More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe DB2 Systems Programmer - Banking

London, United Kingdom
Hybrid / WFH Options
Salt Digital Recruitment
Contract Role: Mainframe DB2 Systems Programmer - Banking - Inside IR35 Location: UK (Remote) or Denmark (Hybrid - 10 days/month onsite) Rate: £450-£550/day (Inside IR35, via umbrella) Duration: 6 months+ Start: ASAP Client: Global Consultancy, End Client in the Banking Sector Salt is partnering with a global consultancy supporting a major banking programme , and is looking for an … experienced Mainframe DB2 Systems Programmer to join their infrastructure team. You will be responsible for maintaining a stable, secure, and highly available DB2 environment within a large-scale SysPlex setup . This includes performing upgrades, supporting disaster recovery, and tuning for performance. Key Responsibilities: Install, upgrade, and customise DB2 and related mainframe tooling Perform diagnostics, root cause analysis, and issue … and infrastructure teams Provide 24 7 on-call support on a rota basis Document best practices, procedures, and runbooks Essential Skills: 7+ years of DB2 systems programming in a mainframe environment Experience in large data sharing SysPlex setups Strong troubleshooting across both infrastructure and DB2 layers Proven capability in performance tuning , monitoring, and system stability Desirable Skills: Experience with IDAA More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mainframe (Z) Software Technical Specialist

London, United Kingdom
IBM Computing
Introduction As an IBM Z Mainframe Architect within IBM, you'll lead the definition and architecture of end-to-end solutions that include the IBM Z platform. Considered the go-to expert, you'll understand your client's broad technical strategy and challenges and will be able to eloquently articulate the benefits of IBM Z solutions that result in value … You will have technical software selling experience. Preferred technical and professional experience An understanding of AI and how this can be used in business applications. An understanding of IBM Mainframes if desired but not essential. IBM is committed to creating a diverse environment and is proud to be an equal-opportunity employer. All qualified applicants will receive consideration for employment More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Sales Mainframe (Z) Software Technical Specialist Multiple Cities

London, United Kingdom
Avature
As an IBM Z Mainframe Architect within IBM, you'll lead the definition and architecture of end-to-end solutions that include the IBM Z platform. Considered the go-to expert, you'll understand your client's broad technical strategy and challenges and will be able to eloquently articulate the benefit of IBM Z solutions that results in value optimization … You will have Technical Software Selling Experience. Preferred technical and professional experience An understanding of AI and how this can be used in business applications. An understand of IBM Mainframes if desired but not essential. ABOUT BUSINESS UNIT IBM has a global presence, operating in more than 175 countries with a broad-based geographic distribution of revenue. The company's More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
Mainframe
London
10th Percentile
£51,000
25th Percentile
£52,500
Median
£57,500
75th Percentile
£65,000
90th Percentile
£68,000