Senior UX Designer — Strategy, Systems & Impact (Hybrid)

Principle; Greater London; Hybrid; GBP 104,000 - 128,000; Full time

Job summary

Principle is seeking a senior UX Designer to drive high-impact work across a mature product area, spanning product strategy, interaction design, design systems and research. You will influence stakeholders and translate user and business insights into scalable design solutions.

This contract is 3 months with immediate start, offering hybrid work 3 days per week in London and a salary of £116,000 per year for a 40-hour week.

Qualifications

• Strong senior-level product design or UX design experience in a complex technology product environment.
• Ownership of design outcomes for mature products, platforms, complex programmes or ambiguous new areas.
• Depth in product design, interaction design, UX research methodology and product development lifecycle.
• Confidence using data analysis, synthesis, user insight and metrics to inform design decisions.
• A strong portfolio showing craft, systems thinking, stakeholder influence and business-aware design choices.
• Clear communication, storytelling and presentation skills with the ability to influence cross-functional partners.

Responsibilities

• Define and communicate UX and product design strategy across adjacent design efforts.
• Create design specifications, prototypes, mock-ups and product models that guide implementation.
• Use data, metrics, UX testing and stakeholder feedback to evaluate design impact and improve product outcomes.
• Drive design-system, design-language or holistic design-process improvements across teams or products.
• Partner closely with engineering, product and design stakeholders to build alignment and defend design rationale.
• Apply user-centred methods, accessibility guidance, systems thinking and strong craft to solve complex product problems.

Skills

Senior UX design

Product design

Design systems

Stakeholder influence

User research

Job description

Principle is seeking a senior UX Designer to drive high-impact work across a mature product area, spanning product strategy, interaction design, design systems and research. You will influence stakeholders and translate user and business insights into scalable design solutions.

This contract is 3 months with immediate start, offering hybrid work 3 days per week in London and a salary of £116,000 per year for a 40-hour week.