Our client is a long-established and highly respected accountancy firm based in South Yorkshire, offering a traditional and professional working environment with a strong reputation for client service. With around 20 staff and 5 partners, the firm maintains a close-knit team culture and offers long-term career progression and internal promotions. The tax department currently consists of two professionals, and due to an upcoming retirement, they are now seeking a capable and experienced Tax Senior to join their team. This is a hands-on mixed tax role, ideal for an experienced tax professional who enjoys a blend of personal and corporate tax compliance, with growing exposure to tax planning and advisory work. The successful candidate will take ownership of a large portfolio of personal tax clients and support the wider firm in ensuring efficient, compliant delivery of all tax-related work. You will report directly to the Partners and have the opportunity to shape and grow your advisory skillset. Tax Senior Job Overview End-to-end management of 350 personal tax returns, including data gathering, preparation, submission, and client communication.Preparation and filing of personal, partnership, and trust tax returns.Review and finalisation of corporate tax computations, in collaboration with the accounts team.Management of P11D benefits reporting, including data collection and accurate HMRC submission.Liaison with HMRC on client matters and handling general correspondence.Involvem