Senior Software Engineer - Payment Capabilities

Senior Software Engineer - Payment Capabilities

Full-Time 60000 - 80000 £ / year (est.) Home office (partial)
Marks and Spencer

At a Glance

  • Tasks: Design and build payment services for seamless customer transactions across M&S digital platforms.
  • Company: Join M&S, a dynamic and innovative leader in retail technology.
  • Benefits: Enjoy a 20% discount, competitive holidays, and extensive learning opportunities.
  • Other info: Be part of an inclusive team driving the future of retail.
  • Why this job: Make a real impact on millions of customers with cutting-edge payment solutions.
  • Qualifications: Senior backend engineer with strong Java skills and experience in scalable systems.

The predicted salary is between 60000 - 80000 £ per year.

All the details

We're looking for a Senior Software Engineer to play a pivotal role in evolving M&S's Payments Platform.

This team provides the critical software capabilities that power online payments across the business, enabling millions of customers to complete purchases securely, reliably, and seamlessly across all M&S digital channels.

Your customers are product teams, engineers, business stakeholders, and ultimately millions of M&S customers - and your mission is to make them faster, more effective, and more confident through scalable services, resilient integrations, and exceptional engineering practices.

This is a role for an engineer who is excited by building high-volume transactional systems, solving complex payment challenges, and modernising technology platforms that sit at the heart of M&S's online growth ambitions.

About the Team

Our engineering teams enable product, engineering, and business teams to deliver customer experiences with speed and confidence.

We create reliable, scalable, and secure platforms rooted in strong engineering standards, automation, and continuous improvement.

You will join the Payments team, helping to modernise and evolve critical payment capabilities.

The Payments team plays a critical role in supporting M&S's online growth strategy, ensuring customers can purchase with confidence through secure, scalable, and reliable payment experiences.

What You'll Do

Your key accountabilities will include

  • Design, build, and evolve payment services and capabilities that enable seamless customer transactions across M&S digital platforms.
  • Develop resilient backend services, APIs, and integrations that support millions of customer payment journeys every year.
  • Own features end-to-end, taking responsibility for solution design, development, testing, deployment, and production support.
  • Help shape the technical direction of the Payments platform, balancing performance, scalability, resilience, security, and cost through modern engineering practices.
  • Champion engineering excellence through clean, maintainable, and well-tested code, helping establish best practices across engineering teams.
  • Drive operational excellence by designing systems with observability, monitoring, resilience, and supportability at their core.
  • Utilise tools such as Dynatrace to improve platform visibility, monitoring, alerting, and service reliability.

Who You Are

  • A senior backend software engineer with deep experience designing and delivering scalable, resilient systems in complex enterprise environments.
  • Strong Java engineering expertise with experience building enterprise services, APIs, and integrations across distributed systems.
  • Knowledge in designing systems that serve large customer populations while maintaining high availability, performance, and security.
  • Work with ecommerce platforms, payment services, or highly transactional systems is advantageous.
  • Passionate about software quality, testing, maintainability, and engineering best practices.
  • Strong understanding of CI/CD, observability, production support, and operational excellence.
  • What's in it for you

Being a part of M&S is exactly that - playing your part to bring the magic of M&S to our customers every day.

We're an inclusive, dynamic, exciting, and ever-evolving business built on doing the right thing and bringing exceptional quality, value, service to every customer, whenever, wherever, and however they want to shop with us.

Here are some of the benefits we offer that make working for M&S just that little bit more special

  • 20% colleague discount across M&S products and selected third-party brands.
  • Competitive holiday entitlement with the potential to buy extra holiday days.
  • Discretionary bonus schemes awarded based on personal and business performance.
  • A generous Defined Contribution Pension Scheme and Life Assurance.
  • A tailored induction and extensive learning and development opportunities.
  • Amazing perks and discounts via the M&S Choices platform, including Gym Save and the opportunity to become an M&S Shareholder.
  • A dedicated charity volunteer day to support a cause you're passionate about.
  • Access to a fantastic range of wellbeing support, including a 24/7 Virtual GP and wellbeing services.
  • Everyone's Welcome

We are ambitious about the future of retail.

We're disrupting, innovating, and leading the industry into a more conscientious, inspiring digital era.

We're transforming how we work together and offering our most exciting opportunities yet.

Marks & Spencer strives to be an inclusive organisation, trusted and admired by our colleagues, customers, and suppliers.

We are committed to building diverse and representative teams, where everyone can bring their whole selves to work and be at their best. We support each other and win together.

If you'd benefit from any support or reasonable adjustments during any stage of the recruitment process, please let us know when completing your application.

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Senior Software Engineer - Payment Capabilities employer: Marks and Spencer

Marks and Spencer is an exceptional employer that fosters a culture of innovation and collaboration, particularly within the Corporate HR technology team. Employees benefit from a supportive environment that prioritises professional growth and development, alongside competitive remuneration and benefits. Working in a dynamic location, you will have the opportunity to lead impactful projects that enhance the colleague experience throughout their journey with the company.

Marks and Spencer

Contact Details:

Marks and Spencer Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer - Payment Capabilities

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Marks and Spencer or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Marks and Spencer.

Tap into Online Developer Communities

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Explore Job Boards Specifically for Tech Roles

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We think you need these skills to ace Senior Software Engineer - Payment Capabilities

Java Engineering Expertise
Backend Development
API Development
Distributed Systems
Scalable System Design
Resilient System Design
Ecommerce Platforms

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Marks and Spencer.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Marks and Spencer and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Marks and Spencer

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Marks and Spencer uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.