Infrastructure Specialist – IBM MQ & Message Broker

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Wednesday 25 November 2026

Hybrid Working, Job Share

LOCATION(S): Leeds or Edinburgh
SALARY: £48,987 - £54,430
HOURS: Full time
WORKING PATTERN: Hybrid

Our work style is hybrid, which involves spending at least two days per week, or 40% of your time, at one of our office sites.

As an Infrastructure Specialist, you'll help keep the messaging and integration services that support our business and customer interactions available, resilient and secure.

You'll work across our IBM MQ, IBM App Connect Enterprise (ACE) and IBM Integration Bus (IIB) estate, supporting services across IBM Z and distributed environments. It's a varied role combining hands-on operational support with engineering and project delivery.

You'll build, configure and maintain messaging components, investigate connectivity and integration issues, and support incidents, problems and technical changes through to resolution. You'll also contribute to platform upgrades, migrations, application onboarding, patching and vulnerability remediation.

Working with colleagues across z/OS, z/Linux, OpenShift, storage, network, security and application teams, you'll help monitor platform health, identify emerging risks and find opportunities to improve resilience, simplify processes and increase automation.

The role may also involve participation in on-call or out-of-hours support where required by the service.

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.

• Configuration & Integration - hands-on experience supporting enterprise messaging or integration platforms such as IBM MQ, ACE or IIB, with an understanding of queues, channels, message flows and application connectivity.
• IT Platforms & Hosting - experience working within infrastructure, engineering, middleware or enterprise technology environments, including Linux, Unix or mainframe environments.
• Problem Solving - strong analytical skills, with experience investigating technical issues methodically and progressing complex problems through to resolution.
• Risk Ownership - experience working within operational processes and controls, including incident, problem and change management, while following technical, risk and security requirements.
• Collaboration - experience working effectively with different technical teams to coordinate activity and deliver shared outcomes.

• Supporting IBM MQ, ACE or IIB across development, test and production environments.
• Software installation, configuration, patching, upgrades or vulnerability remediation.
• Supporting platform upgrades, migrations, application onboarding or infrastructure improvement activity.

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. We are 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 launch a dedicated Working with Cancer initiative.

We offer reasonable workplace adjustments for colleagues with disabilities, including flexibility in office attendance, location and working patterns. As a Disability Confident Leader, we guarantee interviews for a fair and proportionate number of applicants who meet the minimum criteria for the role and have a disability, long-term health or neurodivergent condition, through the Disability Confident Scheme.

We provide reasonable adjustments throughout the recruitment process to reduce or remove barriers - just let us know what you need.