Mainframe Hardware Infrastructure Engineer

Closing date for applications: 19/07/2026

Location London, United Kingdom

Job typePermanent | Contract typeFull Time

Mostly Remote

You’ll spend most of your time at home, working with your team digitally. You’ll come into an office or hub at least twice a month to collaborate with your colleagues.

Experienced

This is a general indication and doesn’t always reflect day-to-day responsibilities. Check the job description for full details.

#R-00281065

Join our digital revolution in NatWest Digital X

In everything we do, we work to one aim. To make digital experiences which are effortless and secure.

So we organise ourselves around three principles: engineer, protect, and operate. We engineer simple solutions, we protect our customers, and we operate smarter.

Job description

This role is based in the United Kingdom and as such all normal working days must be carried out in the United Kingdom.

Join us as an Mainframe Hardware Infrastructure Engineer

You’ll engineer infrastructure technology for public and private cloud environments, complying with security, resilience, sustainability, and operational requirements with observability and guardrails built in

You’ll also use automation to provide testing and a route to live for the product, working with customers to help them use our products appropriately through a users’ CI or CD pipeline

This is a chance to work with colleagues across the bank to share engineering best practices, allowing you to your network and gain exposure for you and your work

What you'll do

As an Infrastructure Engineer, you’ll contribute to and manage the selection, creation and maintenance of technologies required to meet the needs of our customers, strategic targets and architecture outcomes, along with developing products using modern engineering practices and tools.

We’ll look to you to collaborate with stakeholders to inform product roadmaps, detailing lifecycles of the technology from new products through to end of support and retirement. You’ll also support engineered products and respond to user feedback, new feature requests and resolve production issues wanted by the Product Owner.

Additionally, you’ll:

Develop technical skills through continuous learning and development

Contribute to the delivery of infrastructure as code solutions

Work with users to help use our products and gain feedback

Provide operational support for pattern or product related issues

Generate innovative ideas and drive the delivery of those through product features

The skills you'll need

To thrive in this role, you’ll have experience in software development or automation scripting such as Python or Shell, with an understanding of the software development lifecycle. You’ll also have experience in utilizing modern infrastructure as code via tooling.

We’ll expect you to bring a good understanding of Agile working practices and toolsets with the ability to relate everyday work to the vision of the feature team, platform and domain.

Furthermore, you’ll need:

Strong understanding of IBM Z hardware infrastructure, including DASD, SAN/FICON connectivity and network infrastructure

Experience using Hardware Configuration Definition (HCD) to implement and manage hardware configuration changes within multi-site, multi-sysplex environments

Strong understanding of GDPS architectures and operations, including processor management, DASD replication, virtual tape technologies and disaster recovery automation

Working knowledge of the development of CI or CD pipelines using modern tooling

Experience of using observability tools and techniques and the ability to use data, information and user sentiment to continuously improve solutions

Public cloud vendor knowledge covering GCP, AWS and Azure

Experience of working with technology deployed to an on premise datacentre

Your benefits breakdown

Here’s a quick look at what your pay package and annual leave could look like if you get accepted for the role. We have a wide range of benefits to support you in your working life and beyond.

Tap each segment for details.

Your pay package

100% Base pay This is your base pay package that you take home every month.

+10% Pension funding This is monthly funding paid towards your pension.

Your leave allowance

28 days Annual leave You’ll also have the opportunity to purchase up to 5 additional days off.

3 days Volunteering Take time off to support the causes you’re passionate about.

3 days Training Take time to build the skills you need to grow your career.

Total rewards package

Welcome to our Bishopsgate hub

Based only a few minutes’ walk from Liverpool Street Station, the central location of this office makes working there incredibly convenient. Everything you need is close by, so you can run errands, go to the gym, and socialise with friends and colleagues before and after work.

Bishopsgate recently underwent a multi-year refurbishment programme to improve spaces and facilities as well as become more sustainable.

Our tech stack

Here’s just some of the technologies we use.

Front end

JavaScript

ReactJS

AngularJS

Back end

Python

Java

Microsoft Dynamics

DevOps

AWS

GitLab

Google Cloud Platform

Data

Kafka

Hadoop

PostgreSQL

Snowflake