Tax Accountant Southampton (Hybrid, 3 Days in Office) Up to £60,000A leading international organisation is seeking a Tax Accountant to join its finance team, supporting global operations from its Southampton office. This is an exciting opportunity for a capable tax professional who enjoys variety and wants to develop both their technical expertise and broader commercial understanding within a collaborative, purpose-driven business.Working closely with the Group Tax and Insurance Manager, you ll play a key role in ensuring the company meets its UK and international tax compliance obligations, while also contributing to the tax analysis of new business opportunities. Alongside this, you ll provide valuable support with insurance administration and membership billing activities during peak cycles.Key Responsibilities Assist with year-end tax reporting and the preparation of UK corporation tax computations using Alphatax.Prepare and review VAT returns across multiple jurisdictions, ensuring compliance with local regulations.Support the Business Development team by reviewing project proposals and advising on tax implications.Manage tax payments, reconciliations, and documentation processes, including withholding tax certificates.Support employment tax compliance, including PAYE Settlement Agreements and short-term business visitor reporting.Contribute to process improvements within the tax and finance functions.Provide administrative support for insurance renewals and assist with