Senior Software Engineer - Order Management platform

This section tells you all you need to know about the position and its responsibilities, outlining everything we hope to see in a successful candidate., We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Order Management platform. This team provides the critical software capabilities that power order fulfilment across the business, ensuring customers receive a seamless experience from checkout through to delivery, amendments, cancellations, and returns.

Your “customers” are product teams, engineers, fulfilment stakeholders, and ultimately millions of M&S customers - and your mission is to make them faster, more effective, and more confident through scalable systems, resilient integrations, and exceptional engineering practices.

This is a role for an engineer who is excited by solving complex fulfilment challenges, modernising enterprise systems, and building reliable software that supports one of the UK’s largest retail operations.

About the Team

Our engineering teams enable product, engineering, and fulfilment teams to deliver customer experiences with speed and confidence. We create reliable, scalable, and secure platforms rooted in strong engineering standards, automation, and continuous improvement.

What You’ll Do

Your key accountabilities will include:

• Design, build, and evolve order management capabilities that support seamless customer fulfilment journeys across checkout, fulfilment, returns, amendments, and cancellations.
• Own features end-to-end, taking responsibility for solution design, development, testing, deployment, and production support.
• Help shape the technical direction of the Order Management platform, driving improvements in architecture, integration patterns, automation, reliability, and security.
• Drive operational excellence by designing systems with observability, monitoring, resilience, and supportability at their core.
• Use tools such as Dynatrace to improve platform visibility, monitoring, and alerting capabilities.
• Collaborate closely with Product Managers, Engineering teams, and Fulfilment stakeholders to solve complex business challenges and accelerate delivery outcomes., Fostering a supportive and inclusive workplace culture, addressing stigma, providing guidance and raising awareness to empower and assist colleagues affected by cancer., Supporting colleagues connected to the Armed Forces, aiding their transition to civilian life, and ensuring that they thrive in the workplace., * Family friendly policy
• Family friendly policy Industry-leading maternity, paternity, adoption and neo-natal policies, providing support and flexibility for you and your family.

Do you have experience in iOS development?, * A senior software engineer with deep backend engineering experience and a proven track record of delivering reliable, scalable systems in complex enterprise environments.

• Strong Knowledge with IBM Sterling Order Management and the challenges associated with large-scale ecommerce fulfilment operations.
• Strong Java engineer with experience designing and developing enterprise services, APIs, and integrations across distributed systems.
• Experienced in CI/CD practices, observability, production support, and operational excellence.
• Comfortable designing systems with resilience, recoverability, monitoring, and supportability in mind.
• A collaborative engineer who enjoys working across disciplines, raising standards, and helping teams continuously improve.

Pulled from the full job description

• Employee discount
• Company pension
• Cycle to work scheme, Here are some of the benefits we offer that make working for M&S just that little bit more special…
• 20% colleague discount across M&S products and selected third-party brands.
• Competitive holiday entitlement with the potential to buy extra holiday days.
• Discretionary bonus schemes awarded based on personal and business performance.
• A generous Defined Contribution Pension Scheme and Life Assurance.
• A tailored induction and extensive learning and development opportunities.
• Amazing perks and discounts via the M&S Choices platform.
• Access to GymSave and the opportunity to become an M&S Shareholder.
• A dedicated charity volunteer day to support a cause you’re passionate about.
• Access to a fantastic range of wellbeing support, including a 24/7 Virtual GP and wellbeing services.

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., Earn a competitive salary.

Colleague discount

After completing your probation 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.

Please note only contracts of more than 12 weeks are eligible for this benefit., Earn a competitive salary.

• Colleague discount

• Colleague discount After completing your probation 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. Please note only contracts of more than 12 weeks are eligible for this benefit.

• Time off

• Time off Competitive holiday entitlement with the potential to buy extra holiday days., * Pay

• Colleague discount
• Time off
• Bonus
• Life assurance
• Workplace savings
• My Choices
• Cycle to work
• Smart tech
• Family friendly policy

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., We’re at our best when we’re close to customers, and for many of us at M&S, that means working in store every day.

To stay close to customers, our support teams are in the office three days a week as we believe that skills are developed through collaboration, and that spending time together makes us more creative and connected. It also means we can solve problems as soon as they arise, learn and grow as a team, build trust, and get closer to our colleagues.

Janak

Deepak

Halford

Janak

Deepak

Halford

Janak

Deepak

Halford

I think all engineers just love solving puzzles and problems. At M&S, we’re constantly learning new things, whether it’s mastering Swift UI or understanding how customers interact with technology. But this is also a business that listens to engineers and values what we bring to the table. That’s different, believe me. Janak (He / Him) | Staff iOS Engineer Read full story

At M&S, we have Data Scientists, Analysts, and Technical Product Managers, who all share a genuine passion for harnessing data to improve people’s lives. And we’re in a unique position where we can actually help many different kinds of people, from our customers to our colleagues in store and in our support centre. Deepak (He / Him) | Data Scientist Read full story

Being in third-party brands, working on things M&S hasn’t done before… that plays to my sweet spot. I’ve worked in many organisations throughout my career, and it’s rare to see such cause and effect in your work. The way we’re structured means you’re encouraged to solve problems and you have the autonomy to make progress quickly. Halford (He / Him) | Head of Technical Program Management Read full story

I think all engineers just love solving puzzles and problems. At M&S, we’re constantly learning new things, whether it’s mastering Swift UI or understanding how customers interact with technology. But this is also a business that listens to engineers and values what we bring to the table. That’s different, believe me. Janak (He / Him) | Staff iOS Engineer Read full story

At M&S, we have Data Scientists, Analysts, and Technical Product Managers, who all share a genuine passion for harnessing data to improve people’s lives. And we’re in a unique position where we can actually help many different kinds of people, from our customers to our colleagues in store and in our support centre. Deepak (He / Him) | Data Scientist Read full story

Being in third-party brands, working on things M&S hasn’t done before… that plays to my sweet spot. I’ve worked in many organisations throughout my career, and it’s rare to see such cause and effect in your work. The way we’re structured means you’re encouraged to solve problems and you have the autonomy to make progress quickly. Halford (He / Him) | Head of Technical Program Management Read full story

I think all engineers just love solving puzzles and problems. At M&S, we’re constantly learning new things, whether it’s mastering Swift UI or understanding how customers interact with technology. But this is also a business that listens to engineers and values what we bring to the table. That’s different, believe me. Janak (He / Him) | Staff iOS Engineer Read full story

At M&S, we have Data Scientists, Analysts, and Technical Product Managers, who all share a genuine passion for harnessing data to improve people’s lives. And we’re in a unique position where we can actually help many different kinds of people, from our customers to our colleagues in store and in our support centre. Deepak (He / Him) | Data Scientist Read full story

Being in third-party brands, working on things M&S hasn’t done before… that plays to my sweet spot. I’ve worked in many organisations throughout my career, and it’s rare to see such cause and effect in your work. The way we’re structured means you’re encouraged to solve problems and you have the autonomy to make progress quickly. Halford (He / Him) | Head of Technical Program Management Read full story