Lead Product Designer — AI for Built Environment (Hybrid)

United States Digital Space LLC; Greater London; Hybrid; GBP 70,000 - 85,000; Full time

Job summary

Bite is seeking a founding Product Designer (UX/UI & Research) for London (Hybrid), to own the design function and ship a high-quality user experience for our AI-driven platform in a fast-paced startup environment.

You will collaborate with founders and engineers, define design direction, and build the design system while shaping product strategy and interviews with customers. Equity exists alongside a competitive salary.

Qualifications

• A senior or lead product designer with 5+ years of experience (preferably shipping high-quality B2B products, with expertise in AI products).
• An autonomous, opinionated builder who is comfortable being the sole designer and enjoys facilitating design sprints and principles within an engineering team.
• A creative excited to work in a fast-paced startup environment.
• A proven IC track record of expertise across UX/UI research, including interviews, surveys, usability testing, behavioural analysis, and the ability to translate insights into end-to-end digital experiences at scale.
• Strong analytical and problem-solving skills and fluency in data, using qualitative and quantitative signals to validate design decisions, measure impact, and inform tradeoffs.
• Evidence of shipping work that moved real business or operational metrics, and an ability to talk about those numbers fluently.
• Demonstrated understanding of human-centred design principles and usability best practices, responsive design, product, technical, and business constraints in real-world environments.
• Demonstrable ability to build intuitive, user-centred experiences supported by a portfolio showing strong interaction design foundation, high-quality visual craft and attention to detail, structured problem framing and systems thinking.
• Advanced experience working with AI-native research, design, and collaboration tools and advanced proficiency in Figma.
• Strong written and verbal communication skills, including the ability to produce clear, concise, customer-ready documentation.
• Ability to move fluidly between the big question (what should this experience do?) and the craft-level detail that makes high-stakes decisions feel simple.
• Highly organised and adaptable, able to balance critical thinking with hands‑on delivery, while contributing to the evolution of the design system and culture.
• Experience working autonomously to design complex, multi-step product flows.

Responsibilities

• Set the design direction for our products and raise the overall bar for craft and quality.
• Establish and scale our design foundations, including the design system and UI patterns.
• Shape the visual identity and brand across every customer touchpoint.
• Partner with customers to shape product vision, design strategy, and the experience roadmap.
• Collaborate with the head of product, founders and engineering team to define problems, explore solution spaces, validate concepts, ensure technical feasibility and ship product improvements that move the metrics that matter.
• Analyse product performance to identify friction points and drive iterative optimisation, aligning business goals with us citizen product opportunities.
• Lead comprehensive user research, including interviews, surveys, behavioural analysis, prototype testing, and usability studies, to identify user needs, confirm concepts, and produce actionable insights.
• Translate insights, data, and business needs into user journeys, wireframes, prototypes and ultimately end-to-end, intuitive design solutions that drive meaningful improvements.
• Facilitate workshops to build shared understanding and present design decisions clearly to influence strategic, experience-led discussions.
• Encode the judgment and complexity required for complex workflows under the hood, while keeping the user experience simple and seamless.
• Stay current on emerging AI trends and product patterns. Build a clear point of view on what matters, and bring that perspective into how we design at the company.

Skills

UX/UI

AI products

User research

Design systems

Prototyping

Communication

B2B design

Independent designer

Tools

Figma

Prototyping tools

Job description

Bite is seeking a founding Product Designer (UX/UI & Research) for London (Hybrid), to own the design function and ship a high-quality user experience for our AI-driven platform in a fast-paced startup environment.

You will collaborate with founders and engineers, define design direction, and build the design system while shaping product strategy and interviews with customers. Equity exists alongside a competitive salary.