London
Permanent
Hybrid
Mustard Navy is the UK’s first product design agency focused on AI products. We help innovators turn vision and technology into products customers embrace and remember. Our clients range from healthtech pioneers to global sustainability ventures, and our work spans vision prototyping, zero-to-MVP builds, and turning around underperforming products.
We’re excited to invite you to apply for this pivotal role in our design practice. We’re looking for a skilled Senior Product Designer to join our growing team on this journey, someone who is ready to tackle fantastic AI-driven challenges, but also wants to look up from the screen and help shape who we are. You’ll be right there with us, defining our culture, growing our agency, and pushing the boundaries of what design innovation really looks like.

You’re perfect for this role if you're passionate about delivering innovative products and excited about building and shaping a business together in the AI space.
You likely:
Your background might combine experiences from startups, agencies, consultancies, or product teams, totalling around 5+ years. However, mindset and skills matter more than rigid criteria. You must be legally allowed to live and work in the UK.
This is a dynamic, hands-on role typical of a fast-growing startup agency. Day-to-day, you'll:
Critically, you'll:
The term “AI” works a double-shift:
Joining us means being encouraged to play in both of these areas.
Beyond the work with clients at the forefront of tech developments, you’ll benefit from
To submit your application, please:
Interview Process:
We aim to reply within two weeks.
We're genuinely excited to meet you!
Direct applications only: We're already working with a great recruitment partner and aren't looking for any more right now - thanks for your interest!