HMRC is the UK government's tax authority, serving millions of people. Its User-centred Design practice, within the Chief Technology and Design Office, shapes digital services around real user needs.As an Interaction Designer, you would determine how users interact with HMRC's services, creating prototypes, mapping user journeys, facilitating workshops, collaborating with researchers and developers, and using the GOV.UK design system to deliver accessible, evidence-based services.HMRC collects taxes that fund the UK's public services (NHS, welfare, etc.) and administers financial support to families.Edinburgh, UK · Hybrid · £45,544 - £49,523 · Apply by 23 Oct 2026