Group Tax Manager - 4 Month Fixed Term Contract

About this role

About us At Trainline, our purpose is to empower greener travel choices, connecting people and places. Trainline enables millions of travellers to find and book the best value tickets across carriers, fares, and journey options through our highly rated mobile app, website, and B2B partner channels. Great journeys start with Trainline 🚄 We’re Europe’s leading independent rail platform, helping millions of travellers find and book the best-value rail and coach journeys across our app, website and partner channels. Our job is to make the green travel choice the best choice. By building a better train travel experience, we help more people choose rail - creating a positive impact for customers, our business and the planet. We’re a team of more than 1,000 Trainliners from over 50 nationalities, working across London, Paris, Barcelona, Milan, Edinburgh and Madrid. Now is a brilliant time to join us and help shape the future of travel. Introducing the Trainline Tax Team 👋 Trainline is a FTSE 250 global travel tech business, and our Tax team plays a central role in how we manage our financial responsibilities across the Group. Since our Group Head of Tax joined, we have been on an exciting journey - building out a dynamic in-house tax function and transitioning from a fully outsourced model to a proactive, value-adding internal advisory and compliance capability. With a clear roadmap in place and an enthusiastic Senior Tax Analyst already embedded in the team, this is a genuinely compelling moment to join and help shape the next chapter of what our tax function can be. As Interim Group Tax Manager, you will report directly to the Group Head of Tax and take real ownership across the full breadth of our tax obligations - spanning corporation tax, VAT, employment taxes, and transfer pricing across our UK and European entities. You will work closely with colleagues across Finance, HR Operations, Legal, and Treasury, acting as a key bridge between the tax function and the wider business, whilst also playing an active role in supporting the professional development of the Senior Tax Analyst and managing relationships with external advisors and auditors. In this role as the Interim Group Tax Manager, you will...🚄 Own the management of all compliance tax matters across the Group's UK and European entities (UK, France, Italy, Spain, and Belgium), including corporation tax, VAT, and employment taxes, working with external advisors to ensure accurate and timely submissions across all jurisdictions. Lead the tax accounting function end-to-end, including preparation of tax disclosures in statutory accounts, management of Group audit provision corporation tax calculations, and ownership of tax journals and postings using Microsoft D365 - acting as the bridge between tax and finance. Drive the budgeting and forecasting of corporation taxes, leveraging forecasting software (Pigment) and automating calculations where possible, whilst managing Quarterly Instalment Payments and cash tax positions in collaboration with the Finance and Treasury teams. Review and manage UK and EU VAT return submissions via Making Tax Digital software, and oversee Operational Transfer Pricing across Group entities, ensuring intercompany agreements are maintained and invoicing is operating as expected. Lead the management of R&D tax relief claims across Group jurisdictions, working closely with technical teams and external advisors to ensure submissions are accurate and timely. Champion tax process improvement across the business, identifying automation opportunities, communicating best practices, and delivering training to the wider team to embed lasting change. Manage tax governance for the Group, including the CCO risk register, the SAO annual process, tax accounting controls, and process documentation, ensuring a well-governed and audit-ready function. Support the Group Head of Tax on ad-hoc research and project work - including monitoring VAT issues, transfer pricing de

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