Principal UX/UI Designer

Salary: £? - ? per year

Requirements:

• Proven experience as a UX/UI Designer, Product Designer, or Interaction Designer within digital product environments.
• Strong portfolio demonstrating UX/UI design across digital products.
• Advanced proficiency in Figma, including design, prototyping, and collaboration workflows.
• Strong experience with UX design, UI design, user flows, wireframing, prototyping, and design systems.
• Experience designing SaaS products, websites, or digital applications.
• Experience collaborating closely with developers throughout the product delivery process.
• Excellent stakeholder communication skills with experience working in Agile product teams.

Responsibilities:

• Own UX and UI design across SaaS products and digital experiences.
• Create user journeys, user flows, prototypes, and high-fidelity UI designs.
• Develop Figma design components and contribute to scalable design systems.
• Design intuitive and user-friendly interfaces.
• Produce clear design documentation, annotations, and developer handoff materials.
• Collaborate closely with Product, Engineering, and stakeholders throughout the Agile delivery lifecycle.
• Advocate for user-centred design, accessibility, and best practices.
• Translate business requirements, user needs, and technical constraints into intuitive digital experiences.

Technologies:

• Figma
• UX UI Design

More:

We are a growing SaaS company based in London, and we are offering an exciting 6-month contract for an experienced Principal UX/UI Designer to join our team in the West End. This is a hybrid role with 2 days per week onsite, operating inside IR35, and the day rate is £500 to £600. The role is central to creating intuitive, scalable, and accessible digital experiences across complex SaaS products and digital platforms, working closely with Product, Engineering, and wider stakeholders in an Agile environment.

last updated 32 week of 2026