An excellent opportunity has arisen for a Tax Senior / Tax Manager to join a small, independent firm based in the Southampton, Hampshire. The business operates within the accountancy and advisory sector, supporting a loyal and well-established SME client base. With a headcount under 20, this practice offers a close-knit, collaborative culture, a strong reputation locally, and a genuine commitment to flexibility and quality over volume.This is a stand-alone tax role, ideal for an experienced tax professional seeking autonomy, influence, and a part-time position that genuinely supports work-life balance. The firm prides itself on long-term client relationships, a calm working environment, and pragmatic approach to practice life.What will the Tax Senior / Manager role involve? Taking ownership of a varied tax portfolio across personal and owner-managed business clients.Acting as the main point of contact for tax matters, providing clear, practical advice.Managing compliance obligations while identifying advisory opportunities.Supporting partners with technical insight and forward-looking tax planning.Working closely with accounts colleagues to deliver a joined-up client service.Playing a key role in shaping tax processes and best practice within the firm. Suitable Candidate for the Tax Senior / Manager vacancy: Proven experience in UK practice within personal and/or mixed tax.Comfortable operating independently and managing priorities confidently.Strong technical grounding with ..... full job details .....