Senior Product Designer

📍 Job Overview

Job Title: Senior Product Designer

Company: Flo Health

Location: London, England, United Kingdom

Job Type: Full-Time

Category: Product Design / UX/UI Design

Date Posted: 2026-06-02T08:51:18

Experience Level: 8+ years

Remote Status: Hybrid

🚀 Role Summary

• Architect and deliver complex, system-level design solutions for a leading female health app with over 80 million monthly users.

• Drive product direction and set the quality bar for design through advanced UX thinking, interaction design, and systemic design principles.

• Leverage AI/LLM tooling to accelerate design exploration, concept validation, and streamline the design process.

• Collaborate closely with product, engineering, research, medical, legal, and content teams to create emotionally resonant, accessible, and inclusive user experiences.

• Contribute significantly to the evolution of scalable design systems and frameworks, influencing product strategy and driving measurable impact.

📝 Enhancement Note: This role is positioned as a senior individual contributor with significant influence on product strategy and design quality. The emphasis on "system-level design solutions," "architecting scalable frameworks," and "influencing product direction" indicates a need for a designer who can think beyond individual features to shape the entire user experience ecosystem. The inclusion of AI/LLM tools highlights a forward-thinking approach to design processes.

📈 Primary Responsibilities

• Lead complex, 0-to-1 design projects, establishing scalable frameworks and systems that support innovation and growth across the Flo Health platform.

• Proactively identify, define, and prioritize impactful workstreams to address ambiguous and challenging design problems, ensuring user-centric solutions.

• Design end-to-end user flows, features, and experiments that align user needs with business objectives, focusing on key metrics like engagement and retention.

• Produce high-fidelity prototypes and mock-ups using advanced tools like Figma, strategically integrating AI to optimize the concept-to-validation pipeline.

• Develop and refine interaction models, motion principles, and visual systems that ensure scalability, consistency, and adoption across multiple teams and product areas.

• Foster strong cross-functional collaboration with product managers, engineers, researchers, content designers, medical experts, and legal counsel to deliver cohesive and effective user experiences.

• Mentor and upskill peers, junior designers, and non-designers, providing constructive feedback and guidance to elevate the overall design craft and capability within the team.

• Champion emotionally intelligent, ethical design practices, ensuring all designs meet rigorous accessibility and inclusivity standards.

• Actively contribute to and evolve Flo Health's design system, ensuring its components are accessible, inclusive, and scalable for future product development.

• Integrate and leverage AI tools into daily design workflows to enhance efficiency, accelerate exploration, and improve concept validation.

📝 Enhancement Note: The responsibilities emphasize end-to-end ownership of complex design initiatives, strategic thinking, and leadership through mentorship. The "0 to 1" and "scalable frameworks" phrases point to a need for a designer who can build foundational design elements and processes. Active contribution to the design system and AI tool integration are key operational components of this role.

🎓 Skills & Qualifications

Education: While no specific degree is listed, a strong portfolio and extensive experience in product design are paramount. Candidates typically possess degrees in Design, HCI, Computer Science, or related fields, though exceptional candidates with alternative backgrounds and demonstrated expertise will be considered.

Experience: 8+ years of professional experience in designing sophisticated mobile applications.

Required Skills:

• Demonstrated expertise in systemic design, enabling the creation of cohesive and scalable design solutions across complex product ecosystems.

• Advanced prototyping skills using tools such as Figma and specialized software like Protopie, capable of creating high-fidelity, interactive user experiences.

• Proven ability to architect solutions that have a measurable impact on product metrics, including user engagement and retention.

• Experience in creating scalable design frameworks and contributing significantly to established design systems.

• Expertise in designing for gamified experiences or behavior-change-driven products.

• Proficiency in Figma for wireframing, prototyping, and high-fidelity mock-up creation.

• Mastery of advanced prototyping tools (e.g., Protopie) for complex interactions.

• Experience with motion and animation tools (e.g., Lottie, Rive, After Effects) to enhance user experience and convey complex information.

• Practical experience leveraging AI/LLM tools (e.g., Claude, Vercel) to accelerate design exploration, concept validation, and streamline design workflows.

• Exceptional communication and presentation skills, with the ability to articulate complex design concepts, rationale, and impact clearly to diverse stakeholders.

• Deeply collaborative mindset, with a proven track record of mentoring peers and junior designers, and raising the overall craft bar of design teams.

Preferred Skills:

• Experience working within the health tech industry or other regulated sectors, understanding the unique challenges and requirements.

• Familiarity with user research methodologies and the ability to translate insights into design decisions.

• Experience with A/B testing design variations to optimize user experience and achieve business goals.

📝 Enhancement Note: The "Must have" section is extensive and clearly defines the core competencies. The emphasis on systemic design, advanced prototyping, AI tooling, and mentoring suggests a role that requires both deep technical design skills and leadership qualities. The preferred skill in health tech indicates a preference for domain-specific experience.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A comprehensive portfolio showcasing a minimum of 8+ years of professional experience, with a strong emphasis on mobile application design.

• Demonstrations of expertise in systemic design, illustrating the ability to create cohesive and scalable design solutions across a product suite.

• Advanced prototyping examples using Figma and specialized tools (e.g., Protopie), showcasing complex interactions and user flows.

• Case studies detailing the impact of your designs on key product metrics such as user engagement, retention, and satisfaction.

• Examples of architecting scalable frameworks and contributing to or evolving design systems.

• Specific projects that highlight experience in designing gamified or behavior-change-driven experiences.

• Exhibits of work utilizing motion and animation tools (e.g., Lottie, Rive, After Effects) to enhance UX.

Process Documentation:

• Case studies that clearly outline the design process from problem identification to solution implementation and outcome measurement.

• Documentation of how you defined requirements and prioritized workstreams for complex, ambiguous design challenges.

• Examples of how you developed and evolved interaction models, motion principles, and visual systems.

• Demonstrations of your collaborative process with product managers, engineers, researchers, and other stakeholders.

• Evidence of your approach to mentoring and upskilling design peers and non-designers.

• Illustrations of how accessibility and inclusive design principles were integrated into your design process.

📝 Enhancement Note: The portfolio requirements are highly specific, calling for evidence of systemic thinking, advanced technical skills (prototyping, motion, AI), measurable impact, and leadership through mentorship. The emphasis on process documentation within case studies highlights the need for a structured approach to design and problem-solving.

💵 Compensation & Benefits

Salary Range: £85,000 - £105,000 GBP per annum.

Benefits:

• Competitive salary with annual reviews to ensure compensation remains aligned with market standards and individual performance.

• Opportunity to participate in Flo Health’s performance incentive scheme, rewarding significant contributions and achievements.

• Generous paid holiday, sick leave, and dedicated female health leave to support employee well-being.

• Enhanced parental leave and pay policies for maternity, paternity, same-sex, and adoptive parents, fostering a supportive environment for growing families.

• Accelerated professional growth opportunities through impactful work on a world-changing product and dedicated learning support.

• Hybrid work model with 3 days per week in the office, facilitating in-person collaboration and team cohesion.

• A 5-week fully paid sabbatical after 5 years of service, recognizing long-term commitment and encouraging rejuvenation.

• Complimentary Flo Premium subscription for friends and family, extending the benefits of the app.

• Comprehensive pension perks and other wellbeing benefits designed to support holistic employee health.

Working Hours: While not explicitly stated, the standard for a full-time role with a hybrid arrangement is typically 40 hours per week. The hybrid model implies flexibility in structuring workdays, with a requirement for in-office presence on specific days.

📝 Enhancement Note: The salary range is clearly defined for the London, UK market. The benefits package is robust, emphasizing not only financial rewards but also work-life balance, professional development, and family support, which are attractive to senior-level professionals. The mention of "hybrid model, with 3 days per week spent in the office" clarifies the work arrangement.

🎯 Team & Company Context

🏢 Company Culture

Industry: Health Tech / Digital Health / Female Health. Flo Health operates in a rapidly growing and increasingly important sector, leveraging technology to provide accessible and personalized health information and support for women. This context means a strong emphasis on data privacy, ethical considerations, clinical validation, and user trust.

Company Size: Flo Health has 500M+ downloads and 80M+ monthly users, indicating a large, established, and highly scaled product. While the specific employee count isn't provided, achieving a $1B valuation and having 7M paid subscribers suggests a significant operation, likely employing several hundred to over a thousand individuals. This scale implies mature processes but also opportunities for impact within specialized teams.

Founded: Founded 10 years ago, Flo Health has a decade of experience building and scaling its product. This history suggests a company that has navigated early-stage growth, product-market fit, and now focuses on sustained innovation and market leadership.

Team Structure:

• The design team is likely structured to support product areas or feature sets, with specialized roles like Senior Product Designers.

• Collaboration is inherently cross-functional, involving Product Management, Engineering, Research, Medical, Legal, and Content teams.

• Senior designers are expected to mentor junior team members and contribute to raising the overall craft and quality standards within the design department.

Methodology:

• Data-Driven Decisions: The emphasis on measurable product impact (engagement, retention) suggests a strong reliance on data analysis and user metrics to inform design decisions.

• Systemic & Scalable Design: A key focus is on creating frameworks and systems that can scale, indicating a preference for process-oriented design and contributions to design systems.

• Agile & Iterative Development: Moving fast and shipping with purpose implies an agile development environment where designs are iterated upon based on feedback and performance.

• AI Integration: Proactive integration of AI tools into the design process is a core operational methodology.

Company Website: https://flo.health/

📝 Enhancement Note: The company culture is described as mission-led, product-driven, and fast-paced, with a strong emphasis on craft, ownership, and collaboration. The health tech sector adds a layer of responsibility and ethical consideration. The scale of the company and its user base suggest a need for robust, scalable design solutions.

📈 Career & Growth Analysis

Operations Career Level: Senior Individual Contributor. This level signifies a designer who is expected to operate with a high degree of autonomy, tackle the most complex design challenges, and influence product strategy without direct management responsibilities. The role requires a blend of deep technical design skills, systemic thinking, and leadership through mentorship.

Reporting Structure: While not explicitly detailed, a Senior Product Designer typically reports to a Design Lead, Design Manager, or Head of Design. They will work closely with Product Managers and Engineering Leads on specific product initiatives. The emphasis on mentoring suggests a peer-to-peer leadership dynamic within the design team.

Operations Impact: The role is explicitly designed to drive "measurable product impact," focusing on user engagement, retention, and satisfaction. Senior designers are expected to contribute significantly to Flo Health's overarching vision by shaping user experiences that support business goals and reinforce the company's mission. This impact is measured through the successful delivery of complex design initiatives and the strengthening of design systems and principles.

Growth Opportunities:

• Specialization & Deepening Expertise: Opportunity to become a subject matter expert in specific areas of female health tech design, advanced interaction patterns, or systemic design.

• Leadership through Mentorship: Developing leadership skills by mentoring junior designers and non-designers, contributing to the growth and capability of the design team.

• Strategic Influence: Gaining experience in influencing product strategy and roadmaps through compelling design proposals and data-backed rationale.

• Design System Evolution: Contributing to the strategic direction and expansion of a large-scale design system that impacts millions of users.

• AI Design Innovation: Becoming proficient in leveraging cutting-edge AI tools to redefine design processes and outcomes.

• Career Progression: Potential to move into Lead Designer, Principal Designer, or Design Manager roles, depending on career aspirations and demonstrated leadership.

📝 Enhancement Note: This role is positioned as a key senior individual contributor with significant strategic influence and opportunities for leadership through mentorship. The growth trajectory emphasizes deepening expertise and contributing to strategic product development, rather than solely focusing on people management.

🌐 Work Environment

Office Type: Hybrid work model with a requirement for 3 days per week in the office. This suggests a modern office environment designed to facilitate collaboration, innovation, and team connection, while also offering flexibility.

Office Location(s): London, England, United Kingdom. This location provides access to a vibrant tech ecosystem and a large talent pool. Specific office details (e.g., amenities, accessibility) would typically be available upon further inquiry or during the interview process.

Workspace Context:

• Collaborative Environment: The 3-day in-office requirement is intended to foster in-person collaboration, brainstorming sessions, and spontaneous interactions that are crucial for complex design problem-solving.

• Tools & Technology: Access to industry-standard design tools (Figma, Protopie, motion/animation software) and AI/LLM platforms will be readily available, supporting efficient and innovative workflows.

• Team Interaction: Opportunities to engage with a diverse, mission-driven team of designers, product managers, engineers, and researchers, promoting knowledge sharing and cross-pollination of ideas.

Work Schedule: Standard full-time hours (typically 40 hours/week) with the flexibility afforded by a hybrid model. The focus is on delivering impact and achieving outcomes, with an understanding of the need for focused work time, both remotely and in the office.

📝 Enhancement Note: The hybrid work environment is a key aspect, balancing the benefits of in-office collaboration with the flexibility of remote work. The London location is significant for talent attraction and integration into a major tech hub.

📄 Application & Portfolio Review Process

Interview Process:

• Application Submission: Submit application via the provided link.

• Portfolio Review: Initial screening will involve a thorough review of your portfolio, focusing on systemic design, advanced prototyping, measurable impact, and AI tool usage.

• Initial Screening Call: A discussion with a recruiter to assess basic qualifications, cultural fit, and salary expectations.

• Design Challenge/Case Study Presentation: Candidates will likely be given a design problem to solve, requiring them to present their process, rationale, and proposed solution (likely using their portfolio as a basis for discussion or a new prompt). This will assess systemic thinking, problem-solving skills, and communication.

• Interviews with Cross-Functional Teams: Meetings with Product Managers, Engineers, and potentially other Designers to evaluate collaboration style, technical understanding, and ability to integrate into the team.

• Final Interview: Likely with a senior design leader or hiring manager to discuss overall fit, strategic thinking, and long-term potential.

Portfolio Review Tips:

• Highlight Systemic Design: Clearly demonstrate how your solutions are part of a larger system and how they scale. Use diagrams or frameworks to illustrate this.

• Showcase Advanced Prototyping: Include interactive prototypes that go beyond basic click-throughs, demonstrating complex micro-interactions, animations, and user flows.

• Quantify Impact: For each case study, clearly articulate the problem, your role, your process, and the measurable outcomes (use data and metrics). If direct metrics aren't available, explain the intended impact and how it would be measured.

• Demonstrate AI Integration: If possible, include a case study or section that shows how you've used AI/LLM tools to enhance your design process, efficiency, or exploration. Explain the tools used and the benefits derived.

• Tell a Story: Structure your case studies as narratives that engage the reviewer. Explain the "why" behind your decisions.

• Focus on Collaboration: Briefly touch upon how you collaborated with stakeholders and incorporated feedback.

• Accessibility & Inclusivity: Ensure your portfolio demonstrates a commitment to designing accessible and inclusive products.

Challenge Preparation:

• Understand the Domain: Familiarize yourself with Flo Health's mission, target audience, and existing product.

• Prepare for Ambiguity: Expect design challenges that may be open-ended. Focus on your process for defining the problem, making assumptions, and generating solutions.

• Structure Your Presentation: Have a clear narrative for presenting your work: problem, your role, process, solutions, rationale, and outcomes/next steps.

• Practice Articulating Rationale: Be ready to explain the "why" behind every design decision, referencing user needs, business goals, and design principles.

• Consider AI's Role: Think about how AI could be applied to the challenge, either in your solution or in your process for tackling it.

📝 Enhancement Note: The interview process is structured to assess a wide range of skills, from technical design abilities and strategic thinking to collaboration and communication. The portfolio review is critical, with specific emphasis on systemic design, advanced prototyping, measurable impact, and AI integration, which are key differentiators for this role.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: The core tool for UI design, wireframing, prototyping, and collaboration. Proficiency is essential for creating high-fidelity mock-ups and contributing to design systems.

• Advanced Prototyping Tools: Protopie is specifically mentioned, indicating a need for creating complex, interactive prototypes that simulate real-world application behavior, including micro-interactions and device-specific gestures.

• Motion & Animation Tools: Lottie, Rive, and After Effects are highlighted for creating engaging animations and motion graphics that enhance user experience, convey information, and add polish to the product.

Analytics & Reporting:

• While specific tools aren't listed, a Senior Product Designer at Flo Health would likely work with or be exposed to analytics platforms (e.g., Amplitude, Mixpanel, Google Analytics) to understand user behavior, track feature adoption, and measure the impact of design changes on key metrics like engagement and retention.

CRM & Automation:

• Not directly applicable to the Senior Product Designer role's core responsibilities, but understanding CRM principles and how user data is managed can provide context for user segmentation and personalized experiences.

• Automation tools might be indirectly relevant in terms of understanding how design elements integrate into automated workflows or user journeys.

📝 Enhancement Note: The technology stack is heavily focused on design execution and prototyping. The explicit mention of Figma, Protopie, and animation tools, along with AI/LLM platforms, defines the core technical requirements. Familiarity with analytics tools is implied for impact measurement.

👥 Team Culture & Values

Operations Values:

• Mission-Driven: A strong commitment to improving female health outcomes, driving decisions and work with a purpose that extends beyond commercial objectives.

• Product-Driven: A focus on building and iterating on a high-quality product, with design being central to its success and user experience.

• Data-Informed: Valuing data and metrics to understand user behavior and measure the impact of design decisions, ensuring effectiveness and optimization.

• Ownership & Accountability: Taking responsibility for projects from inception to completion, demonstrating initiative and a commitment to seeing work through to impact.

• Craftsmanship & Excellence: A dedication to high standards in design execution, aiming for polished, accessible, and emotionally resonant user experiences.

• Collaboration & Debate: Encouraging open discussion and diverse perspectives to arrive at the best solutions, with decisions being shared and well-reasoned.

• Continuous Improvement: A drive to "always raise the bar," both in terms of product quality and personal/team capability, fostering a culture of learning and growth.

Collaboration Style:

• Cross-Functional Integration: Seamless collaboration with Product, Engineering, Research, Medical, Legal, and Content teams is fundamental. The design process is integrated within broader product development cycles.

• Feedback-Rich Environment: Openness to debate and constructive feedback is encouraged to refine designs and ensure alignment across disciplines.

• Knowledge Sharing: Senior designers are expected to actively share their expertise and mentor others, fostering a collective growth mindset within the design team.

• Agile & Iterative: Working in a fast-paced environment that values shipping with purpose and iterating based on feedback and performance data.

📝 Enhancement Note: The culture emphasizes purpose, quality, and collaboration, with a clear emphasis on data-driven decision-making and continuous improvement. The blend of mission-driven work with a product-centric approach creates a unique environment for designers.

⚡ Challenges & Growth Opportunities

Challenges:

• Designing for Scale: Creating solutions that are effective and intuitive for over 80 million diverse users, requiring robust systemic thinking and design systems.

• Balancing Complexity and Simplicity: Tackling intricate health-related topics and user needs while delivering a simple, accessible, and emotionally resonant user experience.

• Navigating Ambiguity: Proactively defining requirements and prioritizing impactful workstreams in complex, potentially ambiguous problem spaces.

• Ethical Considerations in Health Tech: Designing responsibly with sensitive user data and ensuring ethical practices in a regulated or semi-regulated industry.

• Integrating AI Effectively: Seamlessly incorporating AI tools into the design workflow without compromising user experience or design integrity, and staying ahead of evolving AI capabilities.

• Raising the Craft Bar: Continuously pushing for higher standards of design quality and mentoring others to achieve this, within a fast-paced environment.

Learning & Development Opportunities:

• Advanced Design Techniques: Deepen expertise in systemic design, complex interaction patterns, and advanced prototyping methodologies.

• Health Tech Specialization: Gain in-depth knowledge of the female health domain, user needs, and regulatory considerations.

• AI in Design: Become a leader in leveraging AI tools for design exploration, generation, and validation.

• Leadership Development: Hone mentorship and coaching skills to guide junior designers and influence cross-functional teams.

• Strategic Product Influence: Develop skills in shaping product strategy and roadmapping through compelling design advocacy.

• Industry Exposure: Potential for attending industry conferences, workshops, and engaging with the broader design and tech community.

📝 Enhancement Note: The challenges are directly tied to the scale, complexity, and domain of the role. Growth opportunities focus on deepening specialized skills, developing leadership through mentorship, and gaining strategic influence within a leading health tech company.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you led a complex 0-to-1 design project. What was your process for defining requirements and prioritizing workstreams?" (Assesses systemic thinking, problem definition, and prioritization)

• "How do you approach designing for a large, diverse user base with varying needs and technical proficiencies? Provide an example where you scaled a design solution." (Assesses scalability, user empathy, and systemic design)

• "Walk me through a project where you leveraged AI/LLM tools in your design process. What were the benefits and challenges?" (Assesses AI proficiency and practical application)

• "How do you balance user needs with business goals, especially in a health-related context? Provide an example of where you had to make trade-offs." (Assesses strategic thinking and ethical considerations)

Company & Culture Questions:

• "Why are you interested in Flo Health and our mission?" (Assesses alignment with company values and mission)

• "How do you stay updated on design trends, especially in AI and health tech?" (Assesses continuous learning and industry awareness)

• "Describe your ideal collaborative environment. How do you work with product managers and engineers?" (Assesses collaboration style and cross-functional effectiveness)

Portfolio Presentation Strategy:

• Structure Your Narrative: For each case study, clearly articulate the problem, your role, the design process, the solutions, and the measurable impact.

• Highlight Systemic Thinking: Visually demonstrate how your solutions fit into a larger product ecosystem or design system. Use diagrams or flowcharts where appropriate.

• Showcase Advanced Prototyping: Be prepared to demo interactive prototypes, explaining the complex interactions and their purpose.

• Quantify Impact: Clearly present the metrics and data that demonstrate the success of your designs. If direct metrics are unavailable, explain the intended impact and how it would be measured.

• Explain AI Integration: Be ready to discuss how AI tools were used, the specific benefits achieved (e.g., speed, exploration, validation), and what you learned.

• Focus on Collaboration: Briefly mention how you collaborated with stakeholders and incorporated feedback.

• Be Ready for Questions: Anticipate questions about your decisions, trade-offs, and alternative approaches.

📝 Enhancement Note: The interview preparation focuses on demonstrating core competencies like systemic design, AI integration, and leadership through mentorship. Candidates should be ready to articulate their process, rationale, and the impact of their work with clear examples and data.

📌 Application Steps

To apply for this Senior Product Designer position:

• Submit your application through the provided Greenhouse link on the Flo Health careers page.

• Customize Your Portfolio: Ensure your portfolio prominently features at least one case study demonstrating systemic design, advanced prototyping (e.g., Protopie), and measurable product impact. Specifically highlight any projects where you leveraged AI/LLM tools to enhance your design process or outcomes.

• Optimize Your Resume: Tailor your resume to highlight your 8+ years of mobile application design experience, specific skills in Figma, Protopie, motion tools, and AI/LLM usage. Quantify achievements and responsibilities where possible, using keywords from the job description.

• Prepare Your Presentation: Practice walking through your portfolio case studies, focusing on clear storytelling, articulating your design process, explaining your rationale, and presenting the impact of your work. Be ready to discuss your approach to collaboration and mentorship.

• Research Flo Health: Thoroughly review Flo Health's mission, product, target audience, and recent developments. Understand their design language and brand. Prepare to articulate why you are a strong cultural and mission fit for the company.

⚠️ 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.