Principal Software Engineer - Customer Platforms

As a Principal Software Engineer in the M&S Software Engineering team, you will shape the modernization of mission-critical systems powering warehouse operations. You’ll influence technology and product strategy while collaborating with cross-functional teams to deliver core features at scale. This role focuses on engineering excellence, secure and reliable systems, and DevOps-driven delivery within a digital-first, engineering-led organization. You will mentor others, promote best practices, and help raise the MS Tech profile through open-source contributions and public content. This is a high-impact opportunity to drive transformation at a storied retail brand.

• flexible working
• inclusion and equal opportunities policy
• reasonable accommodation for disabilities
• opportunity to work hybrid
• career development and brand outreach activities

• Set technical direction and launch core features or strategic programs
• Drive technology and product investment decisions and team setup
• Champion communities of practice and establish engineering excellence
• Lead by example in the engineering ecosystem and promote clean code/architecture
• Advance DevOps practices to automate the product lifecycle
• Collaborate with Engineering, Technology, and Product leadership to align strategies
• Mentor senior engineers across the landscape and foster innovation
• Support recruitment, onboarding and brand outreach activities
• Amplify engineering teams by providing direction and alignment across teams
• Contribute to public content and open-source technology initiatives
• Promote continuous industrialisation and product-minded tech capabilities
• Inspire teams toward autonomy and maturity and raise MS Tech’s profile

• Significant track record in strategic thinking and execution
• Expert in clean code and design patterns
• Strong information security knowledge with embedded controls
• Proven ability to drive system design conversations for high-risk and complex systems
• Experience leading process optimisation and team development
• Proficiency with prototyping methods and mentoring others
• Influence across senior levels and from technical to non-technical stakeholders
• Authoritative cloud computing and automation skills (network, security, serverless, Kubernetes)
• Experience implementing Observability and Reliability (e.g., New Relic)
• Strong performance engineering and reliability testing experience
• Excellent communication and leadership mindset
• Entrepreneurial mindset and senior leadership capabilities
• Willingness to take ownership and drive outcomes

• strong communication
• leadership and mentoring
• influencing at senior levels
• Java
• Micronaut
• PL/SQL