Staff Software Engineer - Personalisation (Search & Sort)

Marks and Spencer

London

Summary
As part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly understand software engineers and engineering, it’s an exciting time as we’re redefining ourselves into a digital first and engineering-led organisation, with the quality of our engineering team being a key differentiator.
As a Staff Software Engineer your expertise will help us on this journey, creating solutions for the business that are robust and scalable, with good observability and metrics, following best-in-class engineering practice.,
Summary
Summary
As part of the M&S Software Engineering team, you’ll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues! With ethical values that run right through the company’s core and technology leaders that truly understand software engineers and engineering, it’s an exciting time as we’re redefining ourselves into a digital first and engineering-led organisation, with the quality of our engineering team being a key differentiator.
As a Staff Software Engineer your expertise will help us on this journey, creating solutions for the business that are robust and scalable, with good observability and metrics, following best-in-class engineering practice.
All the details
What You'll Do
Your key accountabilities will include
Software Development: Develop, test, and debug software solutions, taking a lead on what good coding practices look like.
Technical Leadership: Provide expert guidance on complex projects, ensuring that software solutions align both with our strategy, technology standards, and follow engineering best practice.
Architecture and Design: Lead the design of scalable and adaptable software solutions or 3rd party integrations, whilst partnering with colleagues in Architecture.
Code Review: Conduct thorough code reviews to ensure adherence to technical standards, maintainability, automated testing and high-quality code. Foster a culture of continuous improvement.
Collaboration: Gain a deep understanding of our area, working with key business stakeholders, product managers, and other engineers to be able to craft the most effective technical solutions.
Who You Are
Your skills and experience will include
Proven track record in developing high-performing, robust backend systems and integrations, with a focus on optimisation and scalability.
Deep understanding of software engineering principles, patterns, and practices, applied to the development of maintainable and adaptable code.
Good understanding of automated testing practices and toolsets, and how they are best applied at unit, integration, and system levels, across both back and front-end technologies.
Technical versatility and proficiency in a range of relevant programming languages (e.g. Java, PL/SQL, JavaScript) and tools (e.g. Git, CI/CD pipelines).
Expertise in designing and implementing scalable applications on cloud infrastructure, with a focus on performance and security.
Tech Stack
M&S uses a variety of technologies and as part of our modernization drive, will be introducing new ones. The sorts of technologies include:
Java, Spring, SpringBOOT, Micronaut
React, Next.js, Typescript, Angular
Azure Cloud, Kubernetes, Dynatrace (observability)
SQL Server, MongoDB
Ignite, Redis
What’s In It For You
Working at M&S means being part of something bigger - helping to deliver quality, value and service to millions of customers every day. We’re inclusive, fast-moving and always evolving, with a strong sense of purpose and a focus on doing the right thing.
Here are just a few of the benefits that make working here even more rewarding:
20% colleague discount on all M&S products and many third-party brands for you and someone in your household, available once you’ve completed your probation
Competitive holiday allowance with the option to buy more
Discretionary bonus schemes linked to your performance and ours
Strong pension and life assurance to help plan for the future
Tailored induction and training to support your development from day one
Exclusive perks and savings through our M&S Choices portal
Market-leading family policies, including parental, adoption and neonatal leave
24/7 wellbeing support, including virtual GP access and mental health services
One paid volunteer day a year to support a cause that matters to you
Everyone’s Welcome
We are ambitious about the future of retail. We’re disrupting, innovating and leading the industry into a more conscientious, inspiring digital era. We’re transforming how we work together and offering our most exciting opportunities yet. Marks & Spencer strives to be an inclusive organisation, trusted and admired by our colleagues, customers and suppliers. Join us and make change happen.
We are committed to building diverse and representative teams, where everyone can bring their whole selves to work and be at their best. We support each other and work together to win together.
If you feel you'd benefit from any support or reasonable adjustments during any stage of the recruitment process, please don’t hesitate to let us know when completing your application. This information will be picked up by our team, so we can try and put steps in place to help you be at your best through this process.

Posted 2025-12-21

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