About the Firm Our client is an award-winning firm of chartered accountants and tax advisors, with over 45 partners and more than 600 staff. They provide advice and services to entrepreneurs, fast-growing and owner-managed businesses, large and listed groups, and not-for-profit organisations across the UK and internationally. Their culture is built around support, development, and progression, helping both employees and clients grow together. They are looking to recruit a Research and Development Tax Assistant Manager to join their Business Tax team. This role sits within a growing corporation tax specialist team, providing proactive corporation tax services to a broad client base across multiple sectors, with a particular focus on software clients. The successful candidate will be client-facing, team-oriented, and capable of meeting deadlines. Main Duties and Responsibilities Managing the delivery of a portfolio of RandD claims for businesses ranging from small companies to large and complex organisations. Overseeing the full RandD claim process, including technical report writing and financial assessments. Carrying out detailed tax analysis of risks relating to RandD claims based on sector knowledge. Reviewing tax computations and RandD implications. Analysing client data and developing suitable methodologies for preparing RandD claims. Supporting the development of best practice within the RandD team. Identifying tax-efficient opportunities for clients and liaising with s