We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Customer Order Domain. This team provides the critical software capabilities that capture, manage, and fulfil customer demand across every channel, powering digital experiences and business operations that serve millions of customers every year.
Your “customers” are product teams, engineers, and business stakeholders and your mission is to enable them through scalable services, robust APIs, event-driven architectures, and exceptional engineering practices.
This is a role for an engineer who is excited by building high-volume transactional systems, designing reusable platform capabilities, and shaping how customer orders are processed, fulfilled, and managed across one of the UK's largest retailers.
About the Team
Our engineering teams enable product, engineering, and business teams to deliver customer experiences with speed and confidence. We create reliable, scalable, and well-architected platforms rooted in strong engineering standards, automation, and continuous improvement.
What You'll Do
Your key accountabilities will include:
- Design, build, and evolve backend services that support the complete customer order lifecycle, from order creation through to fulfilment and completion.
- Develop scalable microservices and APIs using Java/Kotlin, enabling reliable and efficient order processing across multiple channels.
- Contribute to event-driven architectures using Kafka to support high-volume transactional workflows across Payments, Pricing, and Fulfilment domains.
- Design and evolve GraphQL and REST APIs, ensuring consistency, performance, scalability, and an excellent developer experience.
- Build resilient, low-latency solutions using distributed databases, caching technologies, and modern architectural patterns.
- Collaborate closely with Product Managers, Engineers, Architects, and business stakeholders to solve complex commerce challenges.
Who You Are
- A strong backend engineer with significant experience designing and operating scalable services in production environments.
- Knowledge working with Java and/or Kotlin and modern microservice architectures.
- Passionate about building reusable backend capabilities that enable multiple teams and products.
- Solid understanding of distributed systems, event-driven architectures, and asynchronous messaging patterns.
- Must have designed API-first platforms with GraphQL and REST-based services.
- Comfortable working with high-volume transactional systems where reliability, performance, and resilience are critical.
What’s in it for you
Being a part of M&S is exactly that – playing your part to bring the magic of M&S to our customers every day. We’re an inclusive, dynamic, exciting, and ever-evolving business built on doing the right thing and bringing exceptional quality, value, service to every customer, whenever, wherever, and however they want to shop with us.
Here are some of the benefits we offer that make working for M&S just that little bit more special.
- After completing your probationary period, you'll receive 20% colleague discount across all M&S products and many of our third-party brands for you and a member of your household.
- Competitive holiday entitlement with the potential to buy extra holiday days.
- Discretionary bonus schemes awarded based on how you achieve your personal objectives and our performance as a business.
- A generous Defined Contribution Pension Scheme and Life Assurance.
- A dedicated welcome to our teams with a tailored induction and a wide range of training programmes to develop your skills.
- Amazing perks and discounts via our M&S Choices portal to maximise your financial and personal wellbeing.
- Industry-leading parental, adoption and neonatal policies, providing support and flexibility for your family.
- Access to a fantastic range of wellbeing support for all colleagues, including access to our 24/7 Virtual GP and PAM Assist to support you and your family.
- A charity volunteer day to support a charity or cause you're passionate about through a dedicated day away from work.
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.
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 win together.
If you’d benefit from any support or reasonable adjustments during any stage of the recruitment process, please let us know when completing your application.
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