Frontend Engineer (React/ NextJS/ Typescript)
Salary: Competitive Plus Benefits
Location: Holborn Store Support Centre, London, EC1N 2HT
Contract type: Permanent
Business area: Sainsbury's Tech
Closing date: 08 May 2025
Requisition ID: 302857
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.
Every week we move millions of products to our customers at record speeds. Brilliant customer experiences at this kind of pace, require fresh and appealing products to be available whenever and however our customers shop with us. And in this area of our business, we help to make sure that happens.
By engineering innovative, smart technology, we put the tools in our colleagues’ hands to power a global supply chain. Whether it’s wine from New Zealand or milk from the local dairy farm, our tech performs. We solve problems at scale. We process billions of records, predicting and planning to make our customers lives easier. We keep our warehouses and stores operating smoothly around the clock, because what’s important to our customers, is important to us.
As an Engineer (React), you’ll be part of one of our Engineering squads, interpreting and following architectural and engineering principles, operating frameworks, and new and improved tech applications and solutions. With your technical craft, curiosity and experimentation, you’ll use judgement to apply specific techniques to deliver focused outcomes that support our customers.
You will work closely with a team of highly skilled engineers to solve complex and challenging problems with sustainable and performant software. We value a collaborative and supportive working environment, providing the space and opportunity for everyone in the team to build the most valuable solutions and to help each other to develop our potential while doing so.
We use a variety of tech here and you need to be willing to pick up new tools and techniques. We’d also like you to be yourself – analytical, curious and unafraid to challenge the status quo. You’ll constantly strive to improve the way things are done in your team, contributing as a progressive member of the engineering community.
More about the team
The Discover and Engage team are on a mission to optimise the customer decision hierarchy on Sainsburys.co.uk – this means our aim is to help customers find the right products for them. We accomplish this by delivering best in class customer experiences through engaging and joyful ideas and products. Some of our core areas include navigation, content, search and recipes. We are responsible
More about the role
- Work as part of a cross functional team owning the application lifecycle from inception all the way through to production, supporting business critical applications and services
- You’ll build services, libraries and tools by producing clean, maintainable and well-documented code
- Design innovative solutions to complex problems, identifying and using the best tools and approaches appropriate to the problem and solution
- Work closely with technical and non-technical colleagues to ensure the applications and services we build meet the needs of our business
- Monitor and support production and tier 1 applications
- Keep up with industry trends and new tools, technologies and development methods with a view to adopting best practices that are appropriate to our team
- Share knowledge with the rest of the team. Coach more junior members of the team
More about you
- Proven commercial experience in React.js, Redux and Typescript
- Strong communication and collaboration skills
- Microservices architecture and Patterns (Strangler, pub/sub and event sourcing)
- JS libraries and Web Technologies such as React, typescript, HTML5 and CSS
- Experience with Next JS is a plus
- JS coding patterns and best practices (DRY, observer and builder patterns)
- Experience with containerization, cloud deployment and IaC (K8s and Terraform)
- Familiarity with asynchronous and synchronous integration patterns – Kafka
- A Bachelor’s degree in computer science, software engineering or a related discipline (or equivalent experience)
- Good communications, listening skills and a mentoring mindset
- A team player who delivers software as part of a collaborative team
- Automated GUI tests – Cypress
As well as lots of on-the-job training and endless opportunities, you’ll get:
- Colleague discount across our multi-brands – Sainsbury’s, Argos and Habitat
- Holiday allowance
- Bonus scheme
- Pension plan
- Special offers on gym memberships, restaurants, holidays, retail vouchers and more
Work-life balance is important to us, so we offer our colleagues as much flexibility as possible in line with the needs of their role. We trust them to decide how, where and when they work, combining remote and collaborative working with a flexible approach to hours, giving them plenty of time and space for life outside of work whilst delivering against our business goals.
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 10% 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, 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.
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).
