Senior Infrastructure Specialist – z Mainframe DbDBA

End Date Friday 30 October 2026

Salary Range
72,702 - 80,780

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

Flexible Working Options Hybrid Working, Job Share

Job Description Summary .

Job Description

JOB TITLE:

Senior Infrastructure Specialist (z Mainframe Db2 DBA)
SALARY: 72,702 – 80,780

LOCATION(S):
Edinburgh or Manchester

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 Edinburgh office.

About this opportunity

Lloyds Banking Group is the UK’s largest Digital, Retail, and Commercial bank. It is committed to helping Britain prosper. The group is investing 3bn to transform its products and platforms and become the bank of the future.

With 789 software systems and 26,000 servers we’re servicing 80,000 colleagues, 30m+ customers, and over 14m+ online users you can be confident our IT professionals have sizeable and exciting challenges every single  this role, you’ll deliver highly advanced and sophisticated technical support for mainframe Db2 and its associated processes, tools, and utilities. You’ll help run and maintain services according to Group standards and policies (and to agreed service levels) and will assist with the delivery of investment funded work within mainframe environments - this includes out of hours.

Additionally, you’ll provide technical support (including incident and problem resolution for systems and processes in complex environments) – again this includes out of hours support.

What you’ll do Provide support for complex mainframe environments to tight timescales.

Help drive the strategy and design across the mainframe development and test estate.

Own and drive the zDBA technology roadmap, and work closely with stakeholders to deliver against it.

Implement standardisation and drive improvement initiatives in the team.

Work collaboratively across the wider Lab and Platform teams to develop, promote, and implement process initiatives.

Ensure processes, governance, and procedures are rigorously adhered to.

Why Lloyds Banking Group We’re on an exciting journey to transform our Group and the way we’re shaping finance for good. We’re focusing on the future, investing in our technologies, workplaces, and colleagues to make our Group a great place for everyone. Including you!

What you’ll need Extensive in-depth expertise and knowledge of Db2 on z/OS.  Expert-level experience of performance monitoring and optimisation of Db2, including SQL tuning, buffer pool tuning, with the ability to make targeted recommendations to improve service stability and availability. Expert-level experience of governing and approving DDL changes, handling schema evolution, validating impact, and ensuring alignment to change‑control processes.

Extensive experience of leading the resolution and troubleshooting of critical on-line systems. Proven experience of communicating and translating complex technical concepts for Senior Leadership.

Experience of supporting junior team members, providing coaching on Db2 fundamentals, performance tuning, utilities, and operational processes.

It would be great if you also had
10+ years of experience as a z/OS Db2 DBA in a financial organist ion.

About working for usOur 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 were one of the first major organisations to set goals on diversity in senior roles, create a menopause health package, and a dedicated Working with Cancer Initiative.

We offer reasonable workplace adjustments for colleagues with disabilities, including…