Senior .NET Engineer – DevOps & Cloud Infrastructure

Salary: Competitive Plus Benefits
Location: London Store Support Centre, London, EC1M 6HA
Contract type: Permanent
Business area: Sainsbury's Tech
Closing date: 23 June 2025
Requisition ID: 400001713
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.
Sainsbury's Tech - Senior .NET Engineer – DevOps & Cloud Infrastructure
At Sainsbury’s, we’re transforming how technology powers our logistics operations. As a Senior Engineer, you’ll play a key role in shaping scalable, secure, and high-performing systems that underpin our supply chain. You’ll work in a collaborative, agile environment where your ideas and expertise will directly influence how we deliver for millions of customers.
What you’ll be doing
- Designing and building robust, scalable software solutions using the Azure .NET stack to support logistics operations.
- Driving the technical roadmap in collaboration with engineering leads and aligning with broader CTO strategies.
- Applying deep knowledge of Azure services and DevOps practices to optimise cloud infrastructure for performance, security, and cost-efficiency.
- Exploring emerging technologies to improve engineering effectiveness and logistics innovation.
- Automating infrastructure deployment (Infrastructure as Code) using tools like Terraform or Cloud Formation.
- Managing cloud infrastructure costs and ensuring efficient resource utilisation.
- Mentoring and supporting junior engineers, fostering a culture of continuous learning and technical excellence.
What we’re looking for
- Strong programming skills in C# and a solid understanding of both relational and non-relational databases.
- Proven experience in software design, cloud architecture, infrastructure as code, CI/CD, and security best practices.
- Deep understanding of Azure cloud infrastructure and the ability to guide design decisions across engineering teams.
- Strong understanding of networking, security and containerization(Docker, Kubernetes)
- A passion for DevSecOps and delivering end-to-end solutions that meet customer needs.
- A growth mindset with curiosity for emerging technologies and a drive to continuously improve.
- A collaborative and empathetic approach to working with cross-functional teams and supporting peers.
What you’ll get in return
- A competitive salary and benefits package.
- Flexible working arrangements and a hybrid work environment.
- Opportunities to grow your career in a supportive and inclusive culture.
- The chance to work on meaningful projects that impact millions of customers.
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: 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.
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.
Please see www.sainsburys.jobs for a range of our benefits (note, length of service and eligibility criteria may apply).