Job Description

Senior Azure Platform Engineer

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Salary:

Competitive Plus Benefits

Location:

London Store Support Centre, London, EC1M 6HA

Contract type:

Permanent

Business area:

Sainsbury's Tech

Closing date:

28 January 2026

Requisition ID:

400045735

We'd all like amazing work to do, and real work-life balance. That's waiting for you at Sainsbury's. Think about the scale it takes for us to feed the nation. The level of data, transactions and variety it involves. Then you'll realise that ours is a modern software engineering environment because it has to be. We've made serious investment into a Tech Academy and into setting standards and principles. We iterate, learn, experiment and push ways of working such as Agile, Scrum and XP. So you can look forward to awesome opportunities in everything from AI to reusable tech.


As a Senior Azure Platform Engineer within our Cloud PaaS team, you'll play a key role in designing, delivering, and operating a modern self-service Kubernetes platform that supports hundreds of developers across multiple application teams. Your work will enable Sainsbury's to provide an exceptional shopping experience to over 20 million customers each week, in a fast, safe, and efficient manner.



The team is responsible for building and maintaining a compelling internal Platform-as-a-Service product, ensuring it meets the needs of our primary customers: the application teams. We leverage a range of cloud-native technologies, including Azure Kubernetes Service (AKS), Helm, Istio, Flux, Terraform, and GitHub Actions, among others. Technology choices are made thoughtfully to complement our ecosystem and deliver real value, not simply because they're new or trendy.

About The Role

You will act as an Azure subject matter expert within the team You'll be part of a team that owns the architecture, development and operation of a large-scale PaaS responsible for hosting containerised workloads in the cloud. You'll work with Product managers & Engineers to plan and implement the product technical roadmap for Sainsbury's strategic PaaS You'll work with technologies at Enterprise scale You may be asked to participate in out of hours support and should aim to build reliability and fault tolerance into the product, as well as engineering systems that are simple to diagnose and fix. You'll guide, support and enable performance within the team through providing technical knowledge and ideas

Technologies we use

Azure Kubernetes (AKS) Istio Terraform Flux Crossplane Helm ELK / EFK Hashicorp Vault GitHub Actions Prometheus / Thanos / Grafana New Relic Kafka OPA Gatekeeper Typescript, Go, Python, Bash

About You

Extensive hands-on experience and expertise with Microsoft Azure in a commercial environment Experience with container orchestration platforms and tooling, such as Kubernetes, with a solid understanding of deployment practices; CI/CD, GitOps etc Knowledge of Azure Cloud PaaS platforms providing key capabilities and services to support efficient application development, deployment, and management Experience of building or working with an internal Platform-as-a-Service (PaaS) at scale Experience of managing and automating Infrastructure estates via code, ideally with Terraform Ability to write code in one or more of our core languages (Typescript, Go, Python, Bash) Be experienced working with delivery teams in a fast paced, DevOps environment Be diligent and positive about tracking (JIRA), system monitoring, security & auditing Good understanding of Service Operations, SRE & ITIL responsibilities Experience of Agile Methodologies and Frameworks. An up-to-date understanding of Cloud technology base and a general understanding of other technology bases Experience and proven track record as a member of a Cloud team within an Operations function Display pragmatism, empathy and understanding when interacting with team, stakeholders and customers.

Minimum Criteria

Azure: Extensive hands-on experience and expertise with Microsoft Azure in a commercial environment. Container Orchestration: Experience with container orchestration platforms and tooling, such as Kubernetes, with a solid understanding of deployment practices; CI/CD, GitOps etc PaaS: Some experience of building or working with an internal Platform-as-a-Service (PaaS) at scale We are committed to being a truly inclusive retailer, so you'll be welcomed whoever you are and wherever you work. Around here, there's always the chance to try something new - whether that's as part of an evolving team or somewhere else across the business - and we take development seriously and promise to support you. We also recognise and celebrate colleagues when they go the extra mile and, where possible, offer flexible working. When you join our team, we'll also offer you an amazing range of benefits. Here are some of them:



Starting off with colleague discount, you'll be able to get 10% off at Sainsbury's, Argos, TU and Habitat after 4 weeks. This increases to 15% off at Sainsbury's every Friday and Saturday and 15% off at Argos every pay day. We've also got you covered for your future with our pensions scheme and life cover. You'll also be able to share in our success as you may be eligible for a performance-related bonus of up to 20% of salary, depending on how we perform.



Your wellbeing is important to us too. You'll receive an annual holiday allowance, and you can buy additional holiday. We also offer other benefits that will help your money go further such as season ticket loans, interest free car loan of up to 10k, cycle to work scheme, health cash plans, pay advance (where you can access some of your pay before pay day) as well access to a great range of discounts from hundreds of other retailers. And if you ever need it there is also an Employee Assistance Programme, you will also be eligible for private healthcare too.



Moments that matter are as important to us as they are to you which is why we give up to 26 weeks' pay for maternity or adoption leave and up to 4 weeks' pay for paternity leave.



Please see www.sainsburys.jobs for a range of our benefits (note, length of service and eligibility criteria may apply).