Senior Infrastructure Specialist - zDatabase IMS Sysprog

End Date

Monday 09 November 2026

Salary Range

£72,702 - £80,780

We support flexible working – click here for more information on flexible working options

Flexible Working Options

Hybrid Working, Job Share

Job Description Summary

Lloyds Banking Group is transforming banking's future and running some of the most critical and advanced technology platforms in the sector. We’re looking for a Senior Infrastructure Specialist – zDatabase IMS Systems Programmer to become part of our z Mainframe lab in Core Infrastructure. You will support and develop our business-critical zSeries platform services.
This is an exciting opportunity to work with groundbreaking mainframe technologies, collaborate with highly skilled technical specialists, and help maintain the resilience, stability, and ongoing enhancement of systems supporting millions of customers daily.

Job Description

JOB TITLE:  Senior Infrastructure Specialist - zDatabase IMS Sysprog

SALARY: £72,702 – £80,780 (Manchester & Edinburgh) | £84,051 - £93,390 (London)

LOCATION(S): Manchester, Edinburgh, or London

HOURS: Full-time – 35 hours per week

WORKING PATTERN: Our work style is hybrid, which involves spending at least two days per week, or 40% of our time, at our Manchester or Edinburgh office sites. Colleagues with disabilities can be supported with workplace adjustments including hybrid working expectations in line with our Flexibility Works policy. 

About this opportunity

As a Senior Infrastructure Specialist, you'll be responsible for the development, implementation, support and continuous improvement of IMS and Datacom services across our zMainframe  estate.

Working within the Core Infrastructure z Mainframe team, you'll provide deep technical expertise, ensuring the reliability, performance and security of critical database and transaction processing environments. You'll also support strategic programmes, infrastructure change initiatives and operational excellence activities while helping to develop the strategic direction of our mainframe platforms.

This position provides the chance to contribute within a cooperative, expert group setting where exchanging knowledge, creativity, and ongoing development are strongly supported.

What you’ll be doing

• Delivering technical direction and expert insight for IMS and Datacom technologies within the zMainframe  environment.
• Crafting, implementing, maintaining and improving infrastructure services in line with Group standards, policies and architectural principles.
• Ensuring systems remain secure, available, resilient and performant, meeting agreed service levels and operational objectives.
• Supporting infrastructure projects, platform upgrades and technology refresh activities from planning through to implementation.
• Investigating and resolving complex incidents and problems, identifying root causes and implementing long-term solutions.
• Participating in an on-call rota and providing out-of-hours support when required.
• Collaborating with infrastructure, engineering, architecture and application teams to deliver reliable and scalable services.
• Finding opportunities for automation, optimisation and continuous improvement across the platform estate.
• Contributing to technical documentation, standards, knowledge sharing and mentoring activities.

Why join us?

We’re transforming at pace. Investing billions in our people, data and tech to change the way we meet the needs of our 28 million customers. We’re growing, and we’d love you to be part of the journey.

What we’re looking for?

• Extensive background as an IMS Systems Programmer in a z/OS Mainframe setting.
• Demonstrated experience in installing, configuring, supporting, and maintaining IMS and Datacom products.
• Experience supporting large-scale, business-critical production environments.
• Strong diagnostic and problem-solving skills with experience managing complex technical incidents.
• Knowledge of mainframe operational practices, change management and service management processes.
• Experience working within highly regulated or enterprise-scale environments.
• Effective communication and collaborator management skills, with the ability to collaborate across technical and non-technical teams.
• A proactive approach and passion for delivering resilient, high-quality infrastructure services.

And any experience of these would be great

• Datacom Admin experience for z/OS
• Knowledge of automation, scripting or infrastructure optimisation techniques.
• Experience supporting modernisation initiatives involving mainframe platforms.
• Understanding of broader z/OS infrastructure components and associated technologies.

If you're passionate about mainframe technology and want to help shape the future of critical banking infrastructure, we'd love to hear from you.

We know that great talent comes from many backgrounds. Whilst this job advert may reference specific years of experience, we recognise that skills are developed in many ways, so if you have relevant, transferable experience, we encourage you to apply.

This is a place for you

Our ambition is to be the leading UK business for diversity, equity and inclusion supporting our customers, colleagues and communities and we’re committed to creating an environment in which everyone can thrive, learn and develop.

We also offer a wide-ranging benefits package, which includes:

• A generous pension contribution of up to 15%
• An annual performance-related bonus
• Share schemes including free shares
• Benefits you can adapt to your lifestyle, such as discounted shopping
• 30 days’ holiday, with bank holidays on top
• A range of wellbeing initiatives and generous parental leave policies

Ready for a career where you’ll learn and thrive? Apply today and find out more.

At Lloyds Banking Group, we're driven by a clear purpose; to help Britain prosper. Across the Group, our colleagues are focused on making a difference to customers, businesses and communities. With us you'll have a key role to play in shaping the financial services of the future, whilst the scale and reach of our Group means you'll have many opportunities to learn, grow and develop.

We keep your data safe. So, we'll only ever ask you to provide confidential or sensitive information once you have formally been invited along to an interview or accepted a verbal offer to join us which is when we run our background checks.  We'll always explain what we need and why, with any request coming from a trusted Lloyds Banking Group person. 

We're focused on creating a values-led culture and are committed to building a workforce which reflects the diversity of the customers and communities we serve. Together we’re building a truly inclusive workplace where all of our colleagues have the opportunity to make a real difference.