Principality Building Society
Platform Engineer
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At Principality
We want you to feel welcome from the moment you join us. You’ll be part of a friendly, supportive culture where people are encouraged to be themselves, do meaningful work and feel connected to our purpose, our customers and the communities we serve.
📍 Cardiff | 🏢 Hybrid | ⏰ 35 hours per week | 💷 From £41,761 DOE
About the Role
Help us build reliable, secure platforms that make software delivery faster, simpler and more effective.
As a Platform Engineer within IT, reporting to the Platforms & Engineering Manager, you’ll deliver technical solutions that support change delivery across the Society. You’ll create and manage environments, associated data and integrated systems throughout development, integration and testing, selecting on-premises or cloud technologies where they best fit the need.
You’ll champion a collaborative DevOps culture, develop continuous integration and continuous delivery capability, and improve the automation and processes behind software deployment.
Working closely with feature teams, Service and Governance, and Infrastructure colleagues, you’ll help delivery teams adopt new capabilities, share knowledge and complete integration and non-functional testing effectively.
What you’ll be doing:
- Build and evolve DevOps capability, delivery environments and non-functional testing support across change delivery team
- Develop continuous integration, continuous delivery and automation solutions that improve delivery speed while maintaining quality.
- Create and manage technical environments, data and integrations across the software delivery lifecycle.
- Design and improve deployment processes for managed environments.
- Explore and introduce tools and techniques aligned with industry good practice, reducing friction and the cost of delivery.
- Partner with delivery teams to understand requirements, support adoption and share knowledge.
- Use meaningful DevOps measures to identify opportunities for continuous improvement.
- Apply secure engineering and testing practices to the solutions you help deliver.
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What we’re looking for
You’ll bring practical experience of the software delivery lifecycle and DevOps approaches, together with the ability to analyse problems, explain technical ideas clearly and work constructively with others. We’re interested in the skills you can apply and the outcomes you can deliver, whether you developed them through a technology degree, technical accreditation or equivalent hands-on experience.
- Experience with CI/CD pipelines, source control, build automation, automated testing and deployment tooling.
- Working knowledge of Azure DevOps and cloud technologies.
- Understanding of infrastructure across on-premises and cloud environments, including virtualisation, containerisation and microservices.
- Experience with technologies such as SQL and.NET, alongside automation and infrastructure tools used in software delivery.
- Understanding of non-functional testing, including security, availability, scalability and reliability.
- Awareness of secure coding and testing techniques.
- Familiarity with reporting, analytics, data modelling or data architecture tools.
- Strong analytical problem-solving, numerical reasoning and technical writing skills.
- Familiarity with continuous integration concepts, Agile-hybrid delivery models and measures of DevOps effectiveness.
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What you can look forward to
A place to belong with an award-winning employer that values inclusion and wellbeing:
- Flexible working – a hybrid approach with at least 8 days per month in the office.
- Collaborative culture – an encouraging environment where your ideas can make a real impact.
- Great benefits – supporting your physical, mental and financial wellbeing.
To hear more about working at Principality and our Benefits package, read all about us on [What we offer | Careers | Principality](Careers | Principality) and [LinkedIn- Principality Building Society: Posts | LinkedIn](LinkedIn- Principality Building Society: Posts | LinkedIn).
Interview Process
This advert closes on 30/09/2026
You’ll hear from us by 02/10/2026
Interviews will be from 05/10/2026
‘the dates above are a guideline and are subject to change’.
If you’re looking for a place where you can grow, feel supported and make a real difference, we’d love to hear from you.
We reserve the right to close this vacancy early should we receive a high volume of applications
If you have any questions in relation to this role, please contact the recruitment team at -recruitment@principality.co.uk
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