Senior Finance Manager - International - London, Greater London

Everyone is welcome at M&S. No exceptions. It’s your background, abilities and differences that make you, uniquely you. And when you’re part of M&S, that individuality has the potential to make waves.

Marks & Spencer International is a fast‑growing, commercially dynamic part of the business, operating across multiple markets through Direct to Customer and Marketplace models. It combines the strength of an iconic British brand with the pace and complexity of a global digital operation, offering the opportunity to influence growth across diverse markets and teams.

We’re looking for a Senior Finance Manager - Online to play a pivotal role in driving profitable transformation and growth across our international Online business. Covering both Direct to Customer and Marketplace platforms, this role sits at the heart of commercial decision‑making, partnering closely with Online, Supply Chain, Legal and Compliance teams.

This is a high‑impact role for a commercially minded finance leader who is curious, tenacious and brave, someone who enjoys bringing structure to complex numbers and turning insight into action. You’ll have real influence on strategy, performance and value creation.

To stay close to customers, our support teams are in the office three days a week as we believe that skills are developed through collaboration, and that spending time together makes us more creative and connected.

Your key accountabilities will include:

• Lead end‑to‑end financial ownership for the Online channel, covering budgeting, forecasting, performance tracking, balance sheet and controls, ensuring delivery of revenue, profit and cash flow targets through strong financial governance and compliance with policies, platform agreements and regulatory requirements.
• Act as a senior finance business partner to Online Commercial teams, supporting deal structuring and renegotiation of platform agreements, maximising customer lifetime value (acquisition, retention, frequency, AOV and conversion), and driving cost efficiencies across marketing, returns, stock flow and value‑added services.
• Deliver robust financial modelling and strategic insight to assess Online performance, support growth initiatives, inform pricing strategies, royalty structures and incentive programmes, and enable sound commercial decision‑making.
• Provide performance analysis and insight, monitoring key metrics including revenue, margin and returns, delivering weekly trade analysis with clear response actions, and producing monthly and quarterly performance reporting.
• Drive continuous improvement and strategic projects, identifying risks and opportunities, recommending corrective actions, supporting contractual financial models and post‑investment reviews, and enhancing financial processes, reporting and controls across Online operations.

Your skills and experience will include:

• Qualified accountant (CIMA, ACCA, ACA or equivalent) with post‑qualification experience.
• Strong commercial acumen with proven experience in Online / digital channels.
• Excellent stakeholder management skills, with the ability to influence at senior levels.
• Highly analytical, confident working with data to deliver accurate, insightful analysis.
• A continuous improvement mindset, with a strong focus on controls and governance.
• Forward‑thinking, able to anticipate future requirements and shape current plans.

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.
• Competitive holiday allowance with the option to buy more.
• Discretionary bonus schemes linked to your performance and ours.
• Strong pension and life assurance to help plan for the future.
• Tailored induction and training to support your development from day one.
• Exclusive perks and savings through our M&S Choices portal.
• Market-leading family policies, including parental, adoption and neonatal leave.
• 24/7 wellbeing support, including virtual GP access and mental health services.
• One paid volunteer day a year to support a cause that matters to you.

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. Join us and make change happen.

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 work together to win together.

If you feel you’d benefit from any support or reasonable adjustments during any stage of the recruitment process, please don’t hesitate to let us know when completing your application. This information will be picked up by our team, so we can try and put steps in place to help you be at your best through this process.