Staff Software Engineer - Platform Engineering

We are seeking a passionate Staff Software Engineer who will provide technical expertise, ship thoughtfully and operate with excellence. Being creative, curious, and fearless, you will be an integral part of our empowered, self-managing, multi-disciplinary engineering teams - designing, building, releasing, and maintaining products. Working as an equal partner with the Product and Delivery teams you will deliver elegant and robust solutions to solve complex problems for our customers and colleagues.

The Web Platform is a set of opinionated tools (Next.js, TypeScript, NX, Playwright, Jest, GitHub Actions) used by anyone building web apps at M&S. We focus on productivity metrics, developer satisfaction, and lead time to change, to make sure every engineer at M&S is as effective as they can be.

What You’ll Do 

Your key accountabilities will include:

• Software Development: Write, test, and debug code for complex features, distributed systems, or legacy migrations. Lead on designing and optimising deployment pipelines.
• Technical Leadership: Provide technical guidance and support on complex, high-impact projects that align with team objectives, ensuring successful delivery of software solutions, while tackling the hardest technical challenges for the team.
• Architecture and Design: Lead the development of architectural and design solutions for large-scale projects, ensuring that software solutions align with business requirements, long-term technology strategy, and technology standards.
• Code Review: Review and provide constructive feedback on code submissions from team members, ensuring alignment to technical standards, maintainability, and high-quality software.
• Collaboration: Communicate and collaborate with a diverse range of collaborators, including senior management and external partners, while leading or starting communities of practice.
• Mentorship: Actively mentor and coach engineers at all levels, fostering an environment of continuous learning and growth, while participating in hiring processes and training engineers up to Staff standard.
• Operational Stability: Demonstrate a production first attitude, continuously considering observability and maintaining Service Level Objectives, while delivering change at pace.
• Research & Innovation: Embrace emerging technologies and trends, and share insights with the organisation, while developing and maintaining the team technology roadmap and leading on the strategic approach to monitoring and maintaining production systems.
• Documentation: Write advanced system and operations documentation and perform advanced internal tech talks to share knowledge and best practices.
• Recruitment & Onboarding: Assist with the recruitment and onboarding of new engineers into the organisation

Who You Are

Your skills and experience will include:

• You’ll have strong experience in most of the tech stack areas, from front-end through to back-end
• Expert understanding of software development practices
• Solid expertise with distributed version controls systems like Git
• Proficiency with Test Driven Development, Behaviour Driven Development and non-functional testing
• Strong experience of DevOps: you build it, you run it
• Advocate of Continuous integration and Continuous Delivery
• Experience with cloud engineering and highly scalable applications
• Proficiency of documenting software design technical decisions and recommendations
• Great leadership and coaching skills with the ability to develop engineering colleagues
• Knowledge of modern front-end techniques - edge computing, micro-frontends, server components
• Experience with developer productivity frameworks such as DORA and SPACE

Tech Stack

M&S Front-end teams use a variety of technologies including:

• React (Next.js / Typescript), 
• GraphQL Federation
• Azure Cloud
• Observability Tools such as New Relic and Dynatrace

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.

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