Senior Product Designer

📍 Job Overview

Job Title: Senior Product Designer

Company: Lottie

Location: London, England, United Kingdom

Job Type: FULL_TIME

Category: Product Design / UX/UI

Date Posted: May 11, 2026

Experience Level: Mid-Senior Level (4-6+ years)

Remote Status: Hybrid (2 core office days required)

🚀 Role Summary

• Lead the end-to-end design quality and user experience for Lottie's core Marketplace product, encompassing search, results, listings, comparison, and enquiry flows.

• Act as a genuine co-creator alongside Product Managers and Engineering Leads, actively shaping problem definitions and product strategy from inception, rather than simply executing briefs.

• Tackle complex design challenges within a high-stakes domain, prioritizing accessibility, trust signals, clear information hierarchy, and empathetic user journeys.

• Contribute to the evolution and expansion of Lottie's design system by creating scalable patterns and components that benefit the broader product ecosystem.

• Leverage AI tooling to enhance prototyping, iteration speed, and the overall product development lifecycle, while maintaining a high standard of design craft and strategic thinking.

📝 Enhancement Note: The role is positioned for a Senior Product Designer with aspirations towards a lead role, indicating a need for proactive ownership, strategic influence, and potential mentorship capabilities. The emphasis on "AI-native" and "co-creator" roles suggests a highly collaborative and experimental environment where designers are deeply integrated into the product development process from the earliest stages.

📈 Primary Responsibilities

• Marketplace Design Ownership: Take full responsibility for the design quality across the entire Marketplace product journey, ensuring a cohesive and trustworthy experience for families searching for care.

• Strategic Product Partnership: Collaborate closely with Product Managers from the initial stages of problem definition, actively contributing to brief creation, challenging assumptions, and grounding product decisions in user research and data.

• Complex Domain Design: Address nuanced design challenges inherent in the care sector, focusing on building trust, managing sensitive information, ensuring accessibility for all users, and creating clear information architecture for complex data sets.

• Design System Contribution: Develop and contribute reusable design patterns and components to Lottie's design system, promoting consistency, scalability, and efficiency across the product suite.

• AI Tool Integration: Proactively explore and implement AI tools within the design workflow to accelerate prototyping, iteration cycles, and the generation of design concepts, ensuring AI enhances rather than dictates design outcomes.

• Cross-Functional Collaboration: Work seamlessly with engineering and product teams, participating in design reviews, providing clear rationale for design decisions, and fostering a shared understanding of user needs and product goals.

• User-Centric Problem Solving: Investigate and solve complex user problems related to information hierarchy, emotional context, and trust-building within the care search process.

📝 Enhancement Note: The responsibilities highlight a blend of strategic product involvement and hands-on design execution. The emphasis on "shaping problem definition" and "co-creator" suggests a more integrated role than a traditional design execution role, requiring strong product thinking and communication skills.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a strong portfolio demonstrating equivalent knowledge and practical application of design principles is essential.

Experience: 4-6+ years of professional product design experience, with a preference for experience in marketplace, platform, or robust B2C product environments.

Required Skills:

• Product Design Expertise: Proven ability to own and deliver end-to-end product design solutions for complex user flows.

• UX/UI Craftsmanship: Demonstrable skill in creating intuitive, accessible, and visually compelling user interfaces and experiences.

• Systemic Thinking: Capacity to understand and contribute to design systems, developing scalable patterns and components that ensure consistency across products.

• Prototyping Proficiency: Skill in creating interactive prototypes to test and communicate design ideas effectively.

• AI Tooling Familiarity: Experience or a strong aptitude for leveraging AI tools in design workflows for faster iteration and prototyping.

• Product Strategy Engagement: Ability to actively participate in problem definition and product strategy discussions with Product Managers and Engineering.

• Communication & Rationale: Excellent verbal and written communication skills, with the ability to clearly articulate design decisions, considerations, and trade-offs.

• Domain Empathy: A genuine interest and willingness to understand and take seriously the sensitive nature of the care sector.

• Growth Mindset: Ambition to move towards a lead design role, demonstrating initiative and a desire for ownership.

Preferred Skills:

• Experience designing for marketplace or platform products.

• Familiarity with accessibility best practices and implementation.

• Experience contributing to or managing design systems.

• Understanding of information architecture principles for complex data sets.

• Previous experience in a fast-paced startup environment.

📝 Enhancement Note: The emphasis on "systemic thinking," "AI tooling," and "moving toward lead" suggests that candidates who can demonstrate strategic product contribution and a forward-thinking approach to design technology will be highly valued. The requirement for a portfolio showcasing "craft rigour and systemic thinking" is critical.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• Complex UX Problem-Solving: Showcase at least one significant project demonstrating how you tackled a complex user experience challenge, detailing your process from problem definition to solution.

• Systemic Design Contribution: Include examples of contributions to design systems, component libraries, or instances where your work established scalable patterns for a product.

• Craft Rigour & Visual Language: Demonstrate strong visual design skills, including a well-defined aesthetic and consistent application of brand elements across projects.

• Collaboration & Influence: Highlight projects where you partnered effectively with Product Managers and Engineers, showcasing your ability to influence product decisions and shape briefs.

• AI Tooling Application (Optional but Recommended): If possible, include a project that illustrates the innovative use of AI tools in your design process, demonstrating efficiency gains or novel approaches.

• Domain Sensitivity: Projects that touch upon sensitive user needs or high-stakes decisions will be viewed favorably, demonstrating an understanding of the Lottie domain.

Process Documentation:

• Clearly outline the design process followed for each case study, emphasizing the stages of research, ideation, prototyping, testing, and iteration.

• Detail how user feedback and data were incorporated to inform design decisions and drive improvements.

• Explain how design decisions were communicated and rationalized to cross-functional stakeholders.

• Demonstrate an understanding of how your design work integrates with broader product development cycles and business objectives.

📝 Enhancement Note: The portfolio requirements are heavily focused on demonstrating not just design execution, but also strategic thinking, systemic contribution, and collaborative product development. The inclusion of AI tooling is a key differentiator.

💵 Compensation & Benefits

Salary Range: £62,500 - £82,500 per annum, dependent on candidate experience and seniority.

Benefits:

• Generous EMI Share Offering: Significant equity participation through Enterprise Management Incentive (EMI) share options.

• Holiday Entitlement: 26 days of annual leave plus UK bank holidays.

• Health & Wellbeing: While not explicitly detailed, a company focused on "later life" care likely prioritizes employee wellbeing.

• Professional Development: Opportunities to grow into a lead role and contribute to a growing design system.

• Hybrid Work Flexibility: Option to work remotely or from the London Bridge office with two core office days per week.

Working Hours: Assumed standard full-time hours (approximately 40 hours per week), with potential for flexibility inherent in a hybrid/remote work model.

📝 Enhancement Note: The salary range is competitive for a Senior Product Designer in London. The EMI share offering is a significant benefit for startup roles, indicating a commitment to employee ownership and long-term success. The "26 days + bank holidays" is a strong holiday allowance. Researching London's cost of living indicates this salary range is appropriate for the region and experience level.

🎯 Team & Company Context

🏢 Company Culture

Industry: HealthTech / PropTech (specifically focused on the care sector). Lottie is revolutionizing how care is found, managed, and paid for in the UK.

Company Size: Early-stage startup, rapidly growing. Having raised over £25m, it implies a team size likely in the range of 50-200 employees, with a significant number of them in tech and product roles.

Founded: Founded in London in 2021. This indicates a relatively young company with a fast-paced, agile, and innovative culture.

Team Structure:

• Design Department: Reports to the Head of Design.

• Product Team: The Senior Product Designer will work closely with a dedicated Product Manager and Engineering Lead for the Marketplace product.

• Cross-functional Collaboration: The role emphasizes deep collaboration with Product and Engineering from problem inception, suggesting a highly integrated "squad" or "pod" model.

• AI-Native Approach: The company emphasizes using AI tools across its products and internal processes, indicating a culture that embraces cutting-edge technology and rapid experimentation.

Methodology:

• Agile Development: Given the startup environment and focus on rapid iteration, agile methodologies are highly probable.

• Data-Driven Decision Making: The emphasis on "evidence to product decisions" suggests a strong reliance on data analytics and user research.

• Design Thinking & User-Centricity: The core mission and the focus on high-stakes user decisions underscore a user-centric approach to product development.

• AI-Enhanced Workflows: Integration of AI tools for prototyping, iteration, and potentially for core product features (e.g., Eliza AI agents).

Company Website: https://lottie.org

📝 Enhancement Note: Lottie's mission to "elevate later life" and "build the care sector of the future" suggests a purpose-driven culture. The rapid growth, significant funding, and awards (LinkedIn Top Startup, UK's #1 Startup) point to a high-potential, dynamic, and ambitious environment.

📈 Career & Growth Analysis

Operations Career Level: This role is classified as Senior Product Designer, indicating a level of autonomy, strategic input, and responsibility beyond a mid-level position. It is explicitly stated that the role is for someone "moving toward lead level and wants the ownership that comes with that trajectory." This suggests a clear pathway for growth into a Design Lead or similar position.

Reporting Structure: The Senior Product Designer reports to the Head of Design. Within their specific product area (Marketplace), they will work in close partnership with a Product Manager and Engineering Lead, forming a core product team.

Operations Impact: The Senior Product Designer will have a direct and significant impact on the core "Marketplace" product, which is the primary user-facing platform for families seeking care. Success in this role will directly influence user trust, conversion rates, and the overall effectiveness of Lottie's mission to improve the care sector. The role's scope extends to contributing to the broader design system, impacting the consistency and quality of all Lottie products.

Growth Opportunities:

• Leadership Development: The explicit mention of moving "toward lead level" signifies a strong opportunity for career progression into a Design Lead role, managing projects, mentoring junior designers, and influencing design strategy at a higher level.

• Design System Ownership: Contributing to and potentially leading the evolution of Lottie's design system offers a chance to develop expertise in scalable design practices and component architecture.

• Domain Expertise: Developing deep knowledge within the complex and impactful HealthTech/care sector can open doors to specialized roles or leadership positions within mission-driven organizations.

• AI Tooling Specialization: Gaining expertise in leveraging AI for design can position the candidate as a valuable asset in a rapidly evolving technological landscape.

• Product Strategy Influence: The co-creator model provides opportunities to hone product thinking skills and exert greater influence on product roadmaps and strategic direction.

📝 Enhancement Note: This role is ideal for a designer who is not only skilled in craft but also possesses strong product intuition and leadership aspirations. The company's rapid growth and focus on innovation suggest a fertile ground for accelerated career development.

🌐 Work Environment

Office Type: Hybrid work model with a physical office space in London Bridge, London, UK. This suggests a modern office environment designed to support both collaborative in-person work and individual focused tasks.

Office Location(s): London Bridge, London, UK. This is a central and well-connected business district, offering accessibility and a vibrant work environment.

Workspace Context:

• Collaborative Spaces: The hybrid model necessitates dedicated spaces for team meetings, brainstorming sessions, and cross-functional collaboration, particularly between design, product, and engineering.

• Technology Integration: As an "AI-native" team, expect access to modern hardware, software, and potentially specialized AI tools and platforms to support design and development workflows.

• Team Interaction: The two core office days are designed for focused team interaction, fostering stronger relationships, facilitating spontaneous discussions, and reinforcing company culture.

Work Schedule: While standard full-time hours are expected (approx. 40 hours/week), the hybrid nature of the role implies a degree of flexibility in managing one's schedule, particularly for remote working days. The emphasis on outcomes and collaboration suggests a focus on effective work rather than strict adherence to hours.

📝 Enhancement Note: The hybrid model balances the benefits of in-person collaboration and team cohesion with the flexibility of remote work. The London Bridge location is a prime spot for professionals in the tech industry.

📄 Application & Portfolio Review Process

Interview Process:

1. Screening Interview: Initial conversation with the Talent Acquisition Lead to assess basic qualifications, alignment with the role, and cultural fit. Preparation: Be ready to articulate your career trajectory, interest in Lottie's mission, and high-level experience.

2. Portfolio Run Through: A dedicated session with the Hiring Manager (Head of Design) to review your portfolio. Preparation: Curate your portfolio to highlight 2-3 key projects that best demonstrate your skills in complex UX problem-solving, systemic thinking, craft, and ideally, collaboration with PMs/engineers. Be prepared to walk through your process, rationale, and outcomes for each project.

3. Behavioural Interview: Conversation with the CXO (Chief Experience Officer or similar) focusing on behavioral competencies, leadership potential, and alignment with Lottie's values. Preparation: Prepare examples using the STAR method (Situation, Task, Action, Result) for common behavioral questions related to teamwork, problem-solving, handling conflict, and initiative.

4. Final Interview: In-person meeting with the CPTO (Chief Product & Technology Officer) to discuss strategic thinking, product vision, and overall fit. Preparation: Research Lottie's products, market position, and recent news. Be ready to discuss your vision for product design within the care tech space and how you can contribute to Lottie's ambitious goals.

Portfolio Review Tips:

• Focus on Impact: Clearly articulate the problem you solved, the steps you took, and the measurable impact of your design solutions. Use data and metrics where possible.

• Show Your Process: Don't just show final screens. Detail your research, ideation, user testing, and iteration phases. Explain why you made certain decisions.

• Highlight Collaboration: Showcase how you worked with cross-functional teams (PMs, Engineers, Researchers) and how you influenced product direction.

• Tailor to Lottie: Emphasize projects that demonstrate experience with complex user journeys, marketplace dynamics, or building trust in sensitive domains. If you have AI tooling experience, highlight it.

• Be Concise and Clear: Organize your portfolio logically. Use clear headings, concise descriptions, and high-quality visuals. Be ready to speak to each project in detail but also to summarize quickly.

Challenge Preparation:

• Lottie's interview process does not explicitly mention a design challenge, but it's always wise to be prepared. If a challenge is given, focus on understanding the problem statement thoroughly, defining scope, outlining your assumptions, and clearly articulating your proposed solution and rationale.

• Given the "AI-native" approach, be prepared to discuss how you would leverage AI tools in a hypothetical design scenario.

• Practice articulating your thoughts clearly and concisely, as you will be expected to present your work and rationale effectively.

📝 Enhancement Note: The interview process is structured to assess a candidate's skills, strategic thinking, cultural fit, and leadership potential. The emphasis on feedback at each stage suggests a candidate-centric approach. The final interview being in-person highlights its importance for assessing deeper alignment.

🛠 Tools & Technology Stack

Primary Tools:

• Design & Prototyping: Figma (highly probable given industry standard for collaborative design), Sketch, Adobe Creative Suite.

• AI Tooling: Specific tools are not named, but expect familiarity with AI-powered design aids for ideation, prototyping, content generation, or even direct UI manipulation. Examples could include tools like Midjourney, Dall-E, or specialized AI design assistants.

• Collaboration & Project Management: Jira, Asana, Trello, Slack.

Analytics & Reporting:

• Product Analytics: Amplitude, Mixpanel, Google Analytics.

• Data Visualization: Tableau, Looker, or internal dashboarding tools.

CRM & Automation:

• CRM: Salesforce (less likely for a design role, but part of the ecosystem), or a more specialized CRM like Found by Lottie (which the company develops).

• Automation: Understanding of workflow automation principles, potentially involving tools like Zapier or internal scripting, especially relevant given the AI-native focus.

• Design System Management: Tools or processes for managing design tokens, component libraries, and documentation (e.g., Storybook, Zeroheight).

📝 Enhancement Note: The explicit mention of "AI tooling" suggests that proficiency or at least a strong interest and aptitude in using AI for design is crucial. Familiarity with modern collaborative design tools like Figma is almost a given. Understanding how design integrates with CRM and analytics platforms is also beneficial.

👥 Team Culture & Values

Operations Values:

• Mission-Driven: A strong commitment to improving the care sector and positively impacting lives is central to Lottie's identity. Operations professionals are expected to align with and contribute to this mission.

• Collaboration & Co-creation: The emphasis on working as a "genuine co-creator" with PMs and Engineers highlights a culture of shared ownership and collaborative problem-solving.

• Innovation & Speed: As a fast-growing startup, Lottie values innovation, rapid iteration, and the proactive use of new technologies like AI to drive progress.

• Ownership & Initiative: Employees are expected to take ownership of their work, be proactive, and drive initiatives forward without constant direction.

• Empathy & Trust: Given the sensitive nature of the care industry, empathy for users and a commitment to building trust are paramount in all aspects of work.

Collaboration Style:

• Integrated Teams: Design, Product, and Engineering work in very close-knit teams, often from the initial stages of problem definition.

• Open Communication: Expect frequent communication via Slack, regular team syncs, and open feedback loops.

• Prototyping & Iteration Focus: The culture encourages rapid prototyping and iteration, with a willingness to test ideas quickly.

• Data-Informed, Human-Centered: Decisions are informed by data and user insights, but always with a strong focus on the human experience and emotional context.

📝 Enhancement Note: Lottie's culture appears to be a blend of a mission-driven organization with the agility and innovation typical of a high-growth tech startup. The emphasis on collaboration and ownership is key for success.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for High Stakes: Creating a user experience for a life-altering decision like finding care requires exceptional empathy, clarity, and trust-building. Balancing complex information with emotional sensitivity is a significant challenge.

• Marketplace Complexity: Managing the end-to-end user journey across search, comparison, and enquiry for a multi-sided marketplace presents intricate UX challenges requiring cohesive design.

• Information Hierarchy: Effectively presenting vast amounts of critical information (pricing, availability, services, reviews) in an easily digestible and actionable manner is a core design difficulty.

• Scaling Design Systems: Ensuring design patterns and components are robust enough to scale across multiple products and evolve with the company's growth.

• Leveraging AI Effectively: Integrating AI tools in a way that enhances craft and strategic thinking, rather than diminishing it, requires careful consideration and experimentation.

Learning & Development Opportunities:

• Leadership Track: Direct path and support towards a Design Lead role, including mentorship and responsibility for strategic design direction.

• Product Strategy Acumen: Deepening understanding of product management, market dynamics, and business strategy through close collaboration with PMs and leadership.

• HealthTech Domain Expertise: Becoming a specialist in the rapidly evolving and socially impactful HealthTech sector.

• AI Design Innovation: Becoming proficient in cutting-edge AI tools and methodologies for product design, positioning as an expert in this emerging field.

• Cross-Functional Skill Development: Gaining exposure to engineering processes and product development lifecycles through deep integration within product teams.

📝 Enhancement Note: The challenges presented are inherent to the role and the domain, offering significant opportunities for a designer who thrives on complex problems and impactful work. The growth opportunities are substantial, particularly for those aspiring to leadership.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you had to design for a high-stakes emotional decision for users. How did you approach building trust and ensuring clarity?" (Focus on empathy, user research, testing sensitive flows, and rationale for trust signals.)

• "Walk me through a complex marketplace product you've designed. What were the key challenges, how did you ensure coherence across different user flows (search, results, listings, enquiry), and what was the impact?" (Highlight systemic thinking, UX problem-solving, and measurable outcomes.)

• "How do you approach information hierarchy when dealing with a large volume of complex data? Provide an example from your portfolio." (Demonstrate structured thinking, prioritization, and user-testing of information delivery.)

Company & Culture Questions:

• "Why Lottie? What about our mission to improve the care sector resonates with you?" (Connect your personal values and career aspirations to Lottie's mission.)

• "Describe your ideal collaboration dynamic with a Product Manager and Engineering team. How do you see yourself as a 'co-creator'?" (Emphasize proactive engagement, shared ownership, and effective communication.)

• "How do you stay updated on design trends and emerging technologies like AI?" (Demonstrate continuous learning and a proactive approach to skill development.)

Portfolio Presentation Strategy:

• Tell a Story: Frame each case study as a narrative with a clear beginning (the problem), middle (your process and solutions), and end (the impact and learnings).

• Focus on the "Why": For every decision, explain the reasoning behind it. What research informed it? What alternatives were considered?

• Quantify Impact: Use metrics and data to demonstrate the success of your designs. If exact metrics aren't available, articulate the intended impact and how you would measure it.

• Showcase Collaboration: Mention how you worked with other disciplines and how their input shaped your designs.

• Be Prepared for Deep Dives: Anticipate detailed questions about your process, specific design choices, and technical considerations.

• Demonstrate Systemic Thinking: Clearly explain how your work contributes to or builds upon a design system, ensuring scalability and consistency.

📝 Enhancement Note: The interview preparation advice focuses on demonstrating strategic thinking, collaborative spirit, and a deep understanding of user-centered design within a fast-paced, innovative environment. The emphasis on AI integration and complex domain design is critical.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided link on AshbyHQ.

• Portfolio Customization: Curate your portfolio to prominently feature 2-3 projects that best align with Lottie's requirements, particularly showcasing complex UX problem-solving, systemic thinking, and ideally, experience with marketplace dynamics or AI tooling. Ensure your portfolio clearly articulates your design process and the impact of your work.

• Resume Optimization: Tailor your resume to highlight your 4-6+ years of experience in product design, emphasizing your ability to partner with Product and Engineering, your experience with design systems, and any exposure to AI design tools or complex B2C/marketplace products. Use keywords from the job description.

• Interview Preparation: Practice articulating your design process, rationale, and project outcomes clearly and concisely. Prepare specific examples for behavioral questions, focusing on collaboration, problem-solving, and initiative. Research Lottie's mission, products, and recent achievements to demonstrate genuine interest and cultural alignment.

• Company Research: Deeply understand Lottie's mission, its products (Lottie Marketplace, Found, Seniorcare, Eliza), and its position in the HealthTech market. Familiarize yourself with their "AI-native" approach and their commitment to improving the care sector.

⚠️ Important Notice: This enhanced job description includes AI-generated insights and operations industry-standard assumptions. All details should be verified directly with the hiring organization before making application decisions.