Principal Product Designer

We are looking to hire a Staff Product Designer, Apps to lead the end-to-end user experience of our flagship mobile applications. In this role, you will set the strategy, vision, and craft for our core app journeys, ensuring seamless, high-quality user experiences that solve real user problems.
This is and individual contributor (IC) role blending product strategy with hands-on, high-craft execution. You will establish design patterns, define complex end-to-end flows, and elevate design quality for our mobile apps and core experiences. You will partner directly with Product Managers, Engineering Leads, and Clinical Leads to build world-class experiences.
If you are an ambitious product designer who thrives at the intersection of product complexity, design craft, and strategic influence, this role is for you.
RESPONSIBILITIES
End to end ownership on core experiences: Own the complete product design process from discovery to delivery, with a focus on putting the customer first.
Craft & Execution: Lead hands-on design execution for our most complex and critical app features—setting benchmark standards for interaction design, visual polished, and usability.
Experimentation: Validate hypotheses, ideas and solutions using A/B testing, prototyping and user testing.
Creating business impact: Identify key metrics for the initiatives you are involved in and take ownership for achieving and evaluating their success.
Develop our customer understanding: Understand our customers’ needs and aspirations based on quantitative and qualitative research methods.
Create Alignment: Collaborate with Product, Engineering, and Clinical leadership to translate complex requirements into intuitive, elegant user journeys.
WHO YOU ARE
You like having a high amount of ownership and autonomy
You want your work to have a real impact on people’s lives
You enjoy solving complex product problems
You have a strong appreciation for craft
You enjoy working with data to make educated decisions
REQUIREMENTS
7+ years of product design experience, with a track record of working on consumer mobile applications.
Staff-level influence: Proven track record of technical and design leadership as a Staff/Lead IC across multi-squad product teams.
Mastery of craft: Exceptional prototyping, visual design, micro-interaction, and information architecture skills.
Experience conducting usability testing and partnering with User Research to validate complex workflows.
Strong communication skills with the ability to articulate design rationale and technical trade-offs to engineering and product leaders.
Passion for mentoring junior/mid-level designers and elevating design quality across the organization.
NICE TO HAVE
Experience working in startups and small teams.
Experience with AI Prototyping workflows.
BENEFITS
Share options
Private medical insurance
Gym & wellness benefit with Wellhub
Remote opportunity / Hybrid role based in London Bridge 3 days a week with lunch once a week
Cycle to work scheme
Electric car scheme
25 days holidays and generous parental leave & flexible working policies
Join in the early stages of one of the most promising scale-ups in the healthcare space