Growth Tax Manager - Onside Tax

GROWTH TAX MANAGER Reporting to: Head of Tax - Onside Tax Salary: £45,000 to £60,000 depending on experience and qualifications Location: Remote - working from home in the UK The UK tech sector is growing rapidly and becoming an increasingly important part of the economy. At Onside, we’ve built a genuinely differentiated way to support tech-led businesses, combining premium client service with modern systems, automation and commercial thinking. We believe the strongest professional services firms of the future will be technology-led by design, with automation and data removing low-value work so people can focus on judgement, relationships and impact. Onside is being built deliberately around that belief. We are not just users of technology; we are, in part, a technology company ourselves, backed by Multiplier, a San Francisco–based, AI-native professional services company designed to transform our industry. The Tax Manager will take ownership of Onside’s wider tax offering for fast-growing, VC-backed technology businesses, acting as a trusted lead on day-to-day delivery while working closely with the Head of Tax and Managing Director. The role centres on transfer pricing, EMI, EIS/SEIS, VAT and other tax matters that arise as clients grow, and is well suited to someone who works well with autonomy, enjoys responsibility, builds strong client relationships and thrives in a fast...