Infrastructure Engineer, Mainframe Security Services


National Westminster Bank PLC
Location 

Edinburgh

Employment Hours 

New Jobs

Employment Type 

Permanent

Salary 

From £28,475 a year

Job Highlights
  • Deliver engineering of infrastructure technologies, focusing on RACF and security on the Mainframe for effective customer experiences.
  • Ideal candidates should possess strong technical skills, experience in infrastructure engineering, and collaborate well with teams.
  • The position offers mostly remote working, with occasional office visits in Edinburgh, promoting flexible hours and a supportive environment.
Job Requirements/Description

Closing date for applications: 11/05/2026

Location Edinburgh, 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.

Managerial / Technical Lead

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

#R-00276838


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

Our people work differently depending on their jobs and needs. From hybrid working to flexible hours, we have plenty of options that help our people to thrive.

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 Infrastructure Engineer in Mainframe Security Services

  • We’ll look to you to deliver the engineering of infrastructure technologies, specifically RACF and Security on the Mainframe.
  • In order to achieve a first-class customer experience, you’ll make sure that the project deliverables can achieve the customers’ goals, within a well-considered total cost of ownership
  • You’ll work with colleagues across the bank, allowing you to expand your network and gain exposure for you and your work

What you'll do

As an Infrastructure Engineer, you’ll be engineering technical infrastructures for departmental applications and services. You’ll be working on service or change initiatives, ensuring their availability and maintaining, managing and deploying technology infrastructure on behalf of either the function or investment projects.

You’ll also be:

  • Reviewing deployment documentation for all departmental infrastructure components from application and development
  • Providing a base build for the development environment for the system and handover to the application and development teams
  • Building the user acceptance testing environment for the system and managing all updates to the departmental infrastructure during the migration phase of the system
  • Creating technical test plans and recording results for the infrastructure components, as well as engaging the application and development teams to assist with conducting these tests
  • Creating technical implementation plans and running books for system deliveries
  • Join the on call rota and support changes out of hours

The skills you'll need

To succeed in this role, you’ll need a clear understanding of how your particular area of expertise supports our customers, ranging from applications and services supported and developed to decisions taken, and risk based with the objective of producing high availability, low cost systems.

You’ll also demonstrate:

  • A strong understanding across the Mainframe stack such as RACF, ICSF, Mainframe hardware and application, JCL, REXX and zSecure
  • A strong understanding of Cryptography and Digital Certificates
  • Experienced ServiceNow user
  • An understanding of the roadmap of your area of expertise
  • A clear understanding of infrastructure layers or stack, with a broad knowledge across multiple platforms, such as mainframe, middleware, network or deeper specialism
  • An understanding of Security Best Practices such as DORA, PCI DSS and NIST
  • The ability to work with design authorities to deploy cost effective and resilient solutions
  • Experience of contributing to roadmaps and strategies, and working closely with third parties, assuring output and managing performance
  • A focus on Continuous Improvement driving AI and Automation using GIT, Ansible, YAML

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

80% Base pay This is the part your your pay package that you take home every month.

10% Pension funding 10% of your salary goes towards your pension every month.

10% Benefit funding 10% of your salary goes towards a range of benefits you can choose from.

Your leave allowance

30 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 Gogarburn hub

Set in large grounds including beautiful woodland, Gogarburn offers a conference centre, a business school with hotel bedrooms, a restaurant, relaxing zen gardens, onsite parking, and excellent transport links.

Key facts:

  • Surrounded by 85 acres of woodland
  • Our carparks provide electric vehicle charging
  • Opened in 2005

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
National Westminster Bank PLC
Location 

Edinburgh

Employment Hours 

New Jobs

Employment Type 

Permanent

Salary 

From £28,475 a year

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