Staff Software Engineer - Payments Platform

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

What you'll do

Your key accountabilities will include:

• Own end-to-end payment platform outcomes across key payment products, ensuring reliability, security, performance and resilience during peak trading periods.
• Lead the design and delivery of complex payment capabilities, making high-quality technical decisions that result in secure, scalable and maintainable solutions.
• Shape the technical direction and architecture of payment systems, working closely with architects and engineering leaders to align with business and technology strategy.
• Drive engineering excellence through DevOps, automation, operational improvements and incident management, reducing repeat failures and improving service performance.
• Mentor and support engineers through coaching, code reviews and knowledge sharing, helping to build strong payment domain expertise across the engineering community.

Who you are

Your skills and experience will include:

• Strong software engineering experience with Java preferred, alongside the ability to select the right technologies and approaches for complex business problems.
• Deep expertise operating large-scale cloud-based platforms and high-traffic applications, with experience across Azure (preferred), AWS or GCP.
• Strong understanding of platform engineering, Site Reliability Engineering (SRE) principles, observability and monitoring tools such as Dynatrace or equivalent.
• Experience implementing CI/CD practices and modern DevOps tooling, ideally including GitHub Actions and automated delivery pipelines.
• A passion for engineering quality, testing, mentoring others and driving continuous improvement across teams and platforms.

Our Tech

• Java
• Azure (preferred), AWS and GCP
• GitHub Actions
• Dynatrace
• CI/CD and DevOps toolchains
• Cloud infrastructure and platform engineering
• Site Reliability Engineering (SRE)
• CDN, DNS and Edge Computing technologies
• Observability and monitoring platforms

What’s in it for you?

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