Staff Software Engineer - Commercial Trading

You will lead and shape robust, scalable backend solutions for the Commercial Trading domain within a historic, digitally transforming retail brand. You’ll work closely with cross-functional partners to ensure technical excellence, observability, and alignment with engineering standards. The role stresses architecture, leadership, and mentoring while delivering high-impact projects that enhance performance and customer service. This is a chance to influence a large-scale, cloud-native platform and contribute to a greener, more innovative digital era. You’ll join a collaborative, engineering-led team that values continuous improvement and practical innovation.

• 20% Colleague discount
• Tailored induction and training schemes
• Annual bonus based on performance
• Competitive holiday entitlement with potential to buy extra days
• M&S Choices perks including GymSave discounts and share schemes
• Pension scheme and Life Assurance

• Lead software development and debugging while upholding coding best practices
• Provide technical leadership on complex projects ensuring alignment with strategy and standards
• Design scalable, adaptable software solutions and 3rd-party integrations in collaboration with Architecture
• Perform thorough code reviews to enforce quality, maintainability, and test automation
• Collaborate with business stakeholders, product managers, and engineers to craft effective solutions
• Mentor and coach engineers across levels to enable growth
• Ensure operational excellence with monitoring, alerting, and incident response tooling; feed learnings back into development
• Identify and implement innovative approaches to improve operations and customer service

• Proven track record in developing high-performing, robust backend systems with focus on optimisation and scalability
• Strong understanding of software engineering principles and patterns for maintainable code
• Solid grasp of automated testing across unit, integration, and system levels for both backend and frontend tech
• Proficiency in Java, PL/SQL, JavaScript and tools such as Git and CI/CD pipelines
• Experience designing and deploying scalable cloud-based applications with attention to performance and security
• Clear communication skills for explaining complex concepts to diverse audiences
• Mentorship mindset and ability to empower others to grow

• Clear communicator
• Mentorship mindset
• Collaborative teamwork
• Java
• Spring
• SpringBoot