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User Experience (UX) Designer

Principle 🇬🇧 London, England, United Kingdom

Contract

Lead high-impact UX work by defining product design strategies and creating specifications, prototypes, and mock-ups. Collaborate with engineering and product partners to build alignment and implement scalable design solutions based on user data and technical constraints.

Responsibilities

  • Lead high-impact UX work by defining product design strategies and creating specifications, prototypes, and mock-ups. Collaborate with engineering and product partners to build alignment and implement scalable design solutions based on user data and technical constraints.

Requirements

  • Requires senior-level product or UX design experience within complex technology environments and a strong portfolio demonstrating systems thinking. Candidates must be proficient in UX research methodologies and possess strong communication skills to influence cross-functional stakeholders.

Key Skills

User experience design UX strategy Specification writing Prototyping Mock‑up creation Collaboration with engineering Product alignment Scalable design solutions User data analysis Technical constraint awareness System thinking Stakeholder communication Design systems Wireframing User research Agile methodology Cross‑functional teamwork

About Principle

We’re Principle HR — an award-winning recruitment and workforce solutions partner operating across Ireland, the UK and international markets. For over 25 years, we’ve helped global enterprises and growing businesses build high-performing teams. We deliver permanent recruitment, contract hiring, executive search, MSP and contingent workforce solutions across Technology, Engineering, HR, Legal, Media, Marketing, Finance and Operations. Our approach is straightforward: understand the business, move quickly and deliver people who can make a genuine impact. We combine market insight, technology, data and experienced recruiter judgement. What makes us different is our belief that strong delivery and responsible business should go hand in hand. As an EcoVadis Gold-rated business, our sustainability performance has been independently assessed across environment, labour and human rights, ethics and sustainable procurement. Recruitment partners form part of their clients’ value chains. That

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