Senior Mobile Interaction Designer

Role: Senior Mobile Interaction Designer Location: London (Hybrid) Duration: 12 Months Day rate: £600 Inside IR35 Minimum 5 years UK residency required Key Responsibilities Design clear, accessible, and user-centred interaction flows across complex end-to-end services Create mobile-first experiences across iOS and Android platforms Work closely with service designers, researchers, developers, and product teams to shape user journeys and design decisions Mobile Prototyping Create high-fidelity interactive mobile prototypes to demonstrate interactions, gestures, transitions, and system behaviours Use prototyping tools and lightweight code to simulate complex user flows and interactions Support testing, feasibility discussions, and collaboration with engineering teams Accessibility and Government Standards Design in line with NHS and (url removed) Service Standards Ensure all designs meet WCAG 2.2 AA accessibility standards and inclusive design principles Contribute across discovery, alpha, beta, and live delivery phases within agile multidisciplinary teams Key experience required: Strong interaction design experience across complex digital services Advanced mobile prototyping skills Experience designing for iOS and Android platforms Experience working within NHS or (url removed) service standards Strong accessibility and inclusive design knowledge Experience working in agile multidisciplinary teams