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Freelance UI Designer @ Salt

Charing Cross, South East LondonOnsiteFull-time
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About this role

Salary: £125,000 - 125,000 per year

Requirements: We need a designer who has worked at a mobile company; this is essential.We need proven mobile app design experience.We need hands-on Lottie experience; this is a must-have.We need strong design system and UI knowledge with a sharp eye for detail.We need client-side experience on telecoms brands.We need someone who is comfortable working in production mode rather than blue-sky creative work.This is a pure UI role, so we need someone without a UX focus. Responsibilities: We will design new features within an existing Figma design system.We will design for Android first and then adapt the work responsively across different screen sizes.We will build simple in-app motion and transitions as Lottie animations. Technologies: AndroidFigmaMobileUX UI Design More:

We are a global telecoms brand refreshing our mobile app and looking for a freelance UI designer to help us ship it. This is a hands-on, production-focused role for a midweight to senior designer. The contract starts on Monday 3rd August and runs for 20 days with potential to extend. The role is hybrid, based in Paddington, London, with one day a week in our office. It is outside IR35 and open to Ltd or Umbrella contractors only, not sole traders. We offer full-time work, five days a week, at a rate of £500 a day, depending on experience and client requirements.

last updated 29 week of 2026

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