76 to 100 of 301 zOS Jobs in the UK

Social network you want to login / join with: col-narrow-left Client: Location: Woking, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 col-wide Job Description More ❯

organisation that touches millions of lives. Collaborate with architects, analysts, and developers to design and implement structured, modern solutions on the IBM z / OS mainframe. Refactor and optimise legacy applications—focusing on clarity, modularity, and maintainability as part of a broader modernisation roadmap. Play a lead More ❯

organisation that touches millions of lives. Collaborate with architects, analysts, and developers to design and implement structured, modern solutions on the IBM z / OS mainframe. Refactor and optimise legacy applications—focusing on clarity, modularity, and maintainability as part of a broader modernisation roadmap. Play a lead More ❯

Client: Location: Edinburgh, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 2 Posted: 04.06.2025 Expiry Date: 19.07.2025 Job Description: As a Mainframe System Administrator z / OS at Kyndryl, you will solve complex problems More ❯

ensure you’re set up for success, you will bring the following skillset & experience: In-depth knowledge of RACF, ACF2, and Top Secret Strong zOS knowledge Proficient in a coding language (ASM, REXX, SAS, or Python) CISSP preferred but not required Knowledge of ticketing system (Jira, Remedy, or Service-Now More ❯

Mainframe Architect Salary: Upwards from £120,000 per annum + performance-related bonus Location : London-based (hybrid), with flexibility for occasional travel to client sites. The Role We are seeking an experienced Mainframe Architect to lead the design, implementation, and More ❯

Mainframe Architect Salary: Upwards from £120,000 per annum + performance-related bonus Location : London-based (hybrid), with flexibility for occasional travel to client sites. The Role We are seeking an experienced Mainframe Architect to lead the design, implementation, and More ❯

Social network you want to login / join with: Salary: Upwards from £120,000 per annum + performance-related bonus Location : London-based (hybrid), with flexibility for occasional travel to client sites. The Role We are seeking an experienced Mainframe More ❯

1 week ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. This range is provided by Anson McCade. Your actual pay will be based on your skills and experience — talk with More ❯

4 days ago Be among the first 25 applicants Get AI-powered advice on this job and more exclusive features. Direct message the job poster from Chapman Tate Associates Helping companies to hire specialist interim & contract professionals across Technology, Digital More ❯

A z / OS System Programmer on a 6-month contract to support critical banking infrastructure. This is a hands-on role requiring deep technical knowledge of Cobol , DB2 , and JCL , with experience supporting high-availability Mainframe environments More ❯

3 days ago Be among the first 25 applicants Direct message the job poster from Undisclosed Experienced Banking Recruiter | Connecting Top Talent with Leading Financial Institutions | Specialising in Strategic Hires and Talent Acquisition Job Title: Mainframe Platform Engineer Location: Manchester More ❯

Social network you want to login / join with: A global leader in mission-critical IT infrastructure services is seeking an experienced and innovativeMainframe Architect. This organization specializes in designing, managing, and modernizing enterprise-grade technology environments across industries, helping More ❯

The z / OS Systems Programmer role requires technical, domain-level, and specialist skills to ensure the operation, maintenance, and continuous upgrade of engineering services as technology evolves. The position may involve multiple functions across various products and More ❯

Req ID: # Competitive salary | UK: Remote + client site (Sheffield) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company More ❯

You may occasionally be required to travel for business Secondary locations Austria, Belgium, Denmark, Finland, IRL Dublin, Netherlands, Poland, PRT Lisbon II This role can be based remotely in United Kingdom Looking for details about our benefits? You can learn More ❯

You may occasionally be required to travel for business Secondary locations: Austria, Belgium, Denmark, Finland, IRL Dublin, Netherlands, Poland, PRT Lisbon II This role can be based remotely in United Kingdom Looking for details about our benefits? You can learn More ❯

Technology teams in the UK work closely with our global businesses to help design and build digital services that allow our millions of customers around the world, to bank quickly, simply and securely. They also run and manage our IT More ❯

Technology teams in the UK work closely with our global businesses to help design and build digital services that allow our millions of customers around the world, to bank quickly, simply and securely. They also run and manage our IT More ❯

Join to apply for the Mainframe Architect role at Kyndryl Join to apply for the Mainframe Architect role at Kyndryl Who We Are At Kyndryl, we design, build, manage and modernize the mission-critical technology systems that the world depends More ❯

Social network you want to login / join with: Z / OS System Programmer, Sheffield, South Yorkshire Client: Location: Sheffield, South Yorkshire, United Kingdom Job Category: Other EU work permit required: Yes Job Views: 11 Posted: 25.05.2025 Expiry More ❯

Mainframe Migration Delivery Consultant, ProServe Mainframe Center of Excellence Join to apply for the Mainframe Migration Delivery Consultant, ProServe Mainframe Center of Excellence role at Amazon Web Services (AWS) Mainframe Migration Delivery Consultant, ProServe Mainframe Center of Excellence 3 days More ❯

Req ID: 326191 Competitive salary | UK: Remote + client site (Sheffield) At NTT DATA, we know that with the right people on board, anything is possible. The quality, integrity, and commitment of our employees are key factors in our company More ❯

Press Tab to Move to Skip to Content Link Select how often (in days) to receive an alert: Create Alert z / OS Mainframe Systems Programmer with DevOps Location: London, LND, GB Company: NTT DATA Services Competitive salary More ❯

Press Tab to Move to Skip to Content Link Select how often (in days) to receive an alert: Create Alert z / OS Mainframe Systems Programmer with DevOps Location: London, LND, GB Company: NTT DATA Services Competitive salary More ❯