Senior UI Designer

Do you want to take a mature SaaS product and completely raise the standard of its UI while shaping a brand new design system from the ground up?

A growing UK SaaS provider helping field and operational teams work smarter. The product is well established and widely used, and the business is now building a dedicated product function to improve the quality and consistency of the user interface.

We are looking for a Senior UI Designer to lead the visual and interaction design of a complex web based platform. You will create developer ready UI for new features, refine existing journeys and establish a design system that will support both desktop and mobile. If you enjoy simplifying complex workflows and collaborating closely with engineering, this is a role with real ownership and impact.

What you will do

• Create high quality, user centred UI for a feature rich B2B SaaS product
• Produce clean, developer ready assets and detailed specs
• Improve consistency, accessibility and component usage
• Identify user pain points and contribute to early discovery
• Work closely with product, engineering and other teams
• Support iterative improvements without disrupting existing customers

• Strong portfolio of shipped product work in B2B or data heavy SaaS
• Confident UI craft, systems thinking and interaction fundamentals
• Experience building or maturing design systems
• Ability to produce detailed, production ready UI
• Good understanding of responsive design and accessibility
• Comfortable working with engineers and front end constraints
• Happy using Figma, Sketch, Adobe or similar tools

Nice to have

• Experience with complex workflows, dashboards or high density interfaces
• Basic knowledge of HTML and CSS
• Experience in agile or product led environments