Principal Software Engineer – Supply Chain Transformation

Marks & Spencer (M&S) Software Engineering is seeking a Principal Software Engineer to drive modernization of mission-critical warehouse systems. You will lead cross-functional teams across Supply Chain & Logistics, shaping architecture, design, and delivery.

The role demands senior leadership, strong coding discipline, and a focus on scalable, secure software. You will collaborate with senior tech and product leaders, champion best practices in CI/CD, observability and DevOps, and mentor