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Senior Software Engineer - Web Platform

Marks and Spencer | United Kingdom, United Kingdom | Posted June 15, 2026

Position Overview

As part of the M&S Software Engineering team, you'll be joining a well-loved historic brand, working on solutions that serve millions of loyal customers and thousands of colleagues. With ethical values that run right through the company's core, and technology leaders that genuinely understand software engineering, it's an exciting time as we're redefining ourselves into a digital-first and engineering-led organisation, with the quality of our engineering team being a key differentiator.We're looking for a Senior Software Engineer who enjoys building the things other engineers rely on. On Web Platform, your users are not shoppers, they're the engineers building web applications across M&S. Your job is to make them faster, safer, and more effective through better tooling, cleaner defaults, stronger pipelines, sharper standards, and less day-to-day friction.The Web Platform is a set of opinionated, productised tools and workflows used by every team building web apps at M&S. We focus on de...

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