Senior Product Designer

Prism Digital; England; On-site; GBP 60,000 - 80,000; Full time

Benefits offered by this job

Equity (share options)

Private health insurance

25 days holiday + bank holidays

Job summary

A pioneering tech company in Central London is seeking a Senior Product Designer to shape intuitive human-agent interactions and contribute to AI-native product development. With a focus on designing scalable systems and conducting user research, you will drive innovation in a fast-paced environment. The ideal candidate will bring 5+ years of experience, proficiency in modern design tools, and a strong user-centered design approach. This is a full-time position offering equity and private health insurance.

Qualifications

• 5+ years of product design experience within SaaS/PLG environments.
• Strong grounding in user research, usability testing, and design thinking.
• Experience designing AI-powered or agent-driven applications.

Responsibilities

• Design intuitive human-agent interactions for AI-native products.
• Build scalable design systems and drive user research.
• Contribute directly to zero-to-one product development.

Skills

Product design experience

Proficiency in Figma

User research

Usability testing

Design thinking

AI tools usage

Startup experience

Managing multiple workstreams

Education

Degree in Design or HCI

Tools

Modern design tools

AI-assisted design workflows

Job description

Senior Product Designer | AI-Native Product Design | Generative AI

• Location: On-site, Central London Offices

The Role

You’ll design intuitive human–agent interactions and shape the core experience of a new suite of AI-native products. You will take ideas from concept to high‑fidelity prototypes, build scalable design systems, and drive user research that informs product direction. This is a hands‑on role in a fast‑moving environment where you’ll contribute directly to zero‑to‑one product development.

Non‑Negotiables

• Degree in Design, HCI or equivalent experience
• 5+ years of product design experience within SaaS/PLG environments
• Proficiency in Figma and modern design tools
• Experience designing AI‑powered or agent‑driven applications
• Strong grounding in user research, usability testing and design thinking
• AI‑native mindset — you actively use AI tools in your workflow
• Startup/scale‑up experience; comfortable designing products from scratch
• Ability to thrive in ambiguity and manage multiple workstreams independently

What You’ll Work With

• Human–agent collaboration models and next‑gen agent UX patterns
• Design systems that scale across multiple AI products
• Rapid prototyping from idea through to high‑fidelity execution
• Cross‑functional product squads including founders and engineers
• Tools such as Figma and AI‑assisted design workflows

Nice to Haves

• 0→1 experience in early‑stage environments
• Background in AI‑native applications or emerging interface paradigms

Why Join

You’ll help define new design patterns for intelligent agents and play a key role in building products in a category that’s still being invented. You’ll work in a highly AI‑native environment with rapid experimentation, direct user exposure, and genuine ownership over product direction.

Employee Benefits

• Equity (share options)
• Private health insurance
• 25 days holiday + bank holidays

Seniority Level

Mid‑Senior level

Employment Type

Full‑time

Job Function

Design, Product Management, and Information Technology

Industries

Software Development, Technology, Information and Media, and IT Services and IT Consulting