Senior Software Engineer - Salesforce

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We're changing the way we do things, putting industry-leading innovation at the heart of how we operate, and we need exceptional engineers to help make it happen. As a Senior Software Engineer within our Salesforce Loyalty Cloud team, you'll play a key role in designing, building and supporting enterprise-grade solutions that power customer engagement, rewards and personalised experiences for millions of customers.

Working in empowered, cross-functional teams, you'll bring deep Salesforce expertise, strong engineering standards and a passion for delivering scalable, secure and reliable solutions. This is an exciting opportunity for someone with hands‑on Salesforce development experience, particularly within Salesforce Loyalty Cloud, who thrives in a modern, product‑led engineering environment.

Due to high interest, this role may close earlier than advertised. We recommend applying as soon as possible.

Your key accountabilities will include:

• Design, build and maintain scalable solutions across Salesforce Loyalty Cloud and the wider Salesforce Platform, using Apex, Flows, DPE and declarative configurations.
• Lead the development of customer loyalty capabilities, including member lifecycle management, promotions, rewards processing and personalised customer experiences.
• Design and implement integrations with external systems through REST APIs, Platform Events and event‑driven architectures, ensuring robust and reliable data flows.
• Collaborate with architects, product managers and engineering teams to translate business requirements into high‑quality technical solutions aligned with strategic objectives.
• Champion engineering excellence by driving code quality, operational stability, observability, continuous improvement and best practice across the team.

Your skills and experience will include:

• Strong experience developing solutions on the Salesforce Platform, including Apex, SOQL, SOSL, Flows and Batch Management.
• Practical experience implementing and supporting Salesforce Loyalty Cloud/Loyalty Management solutions.
• Proven experience designing and delivering integrations using REST APIs, Platform Events and modern integration patterns.
• Strong understanding of Salesforce data models, security models, governor limits and engineering best practices.
• Experience working within Agile delivery environments and using CI/CD tools, such as Git Hub Actions, to support modern software development practices.

• Salesforce Loyalty Cloud / Loyalty Management
• Salesforce Platform
• Apex, Flows
• REST APIs, Platform Events
• CI/CD tools (Git Hub Actions)
• Git-based development workflows
• Cloud integration patterns (event‑driven architecture, microservices)
• Data platforms integration

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

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.