Lead Product Designer: AI-Powered, Human-Centered UX

Fyxer; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Fyxer, a London-based AI-powered productivity platform, is seeking a Lead Product Designer. You will be the sole designer reporting to the Head of Product, shaping product decisions with a human-behaviour lens and collaborating with engineers.

You will lead interaction design for complex flows, dashboards, and AI-generated drafts, ensuring calm, intuitive experiences across touchpoints. This is a senior, early-hire design role.

Qualifications

• 5+ years designing in high-growth, early-stage environments where structure was built by you.
• Able to talk with engineers about constraints beyond handing over a Figma file.
• You run your own user research and use findings to defend or adjust design decisions.
• You move quickly and leverage AI tools to unblock and ship MVPs when needed.
• Nice to have: experience making design changes in the codebase.

Responsibilities

• This role is primarily interaction design for a complex, AI-powered product.
• Design interfaces where AI performs real work, including live transcription and drafts.
• Create calm, intuitive, coherent experiences across dashboards and cross-surface workflows.

Skills

5+ years design experience

User research

AI-enabled design

Tools

Figma

Miro

Lucide

Tailwind CSS

ShadCN

V0

Job description

Fyxer, a London-based AI-powered productivity platform, is seeking a Lead Product Designer. You will be the sole designer reporting to the Head of Product, shaping product decisions with a human-behaviour lens and collaborating with engineers.

You will lead interaction design for complex flows, dashboards, and AI-generated drafts, ensuring calm, intuitive experiences across touchpoints. This is a senior, early-hire design role.