Mid Weight Product Designer

📍 Job Overview

Job Title: Mid Weight Product Designer

Company: HeliosX

Location: London, UK

Job Type: Full-Time

Category: Product Design / UX/UI Design

Date Posted: 2026-02-24

Experience Level: Mid-Level (3-5 years)

Remote Status: Hybrid

🚀 Role Summary

• Drive the end-to-end design process for new features and medium-scope product initiatives within a rapidly growing healthtech organization.

• Translate complex user needs, business objectives, and technical constraints into intuitive, accessible, and high-fidelity digital healthcare experiences.

• Collaborate closely with Product Managers, Engineers, Researchers, and cross-functional partners to deliver user-centered, commercially viable, and technically feasible design solutions.

• Contribute to user research, usability testing, and the continuous evolution of the HeliosX Design System to ensure consistency and scalability across multiple markets.

• Champion design quality, user advocacy, and a collaborative design culture within a fast-paced, iterative environment.

📝 Enhancement Note: This role is positioned as a "Mid Weight Product Designer," implying a need for demonstrated ownership of design projects from concept to launch, rather than purely execution. The emphasis on "medium-scope initiatives" suggests the designer will handle significant feature sets or product areas independently, while still benefiting from senior guidance. The company's rapid growth and global expansion in the healthtech sector indicate a demand for designers who can adapt to complex regulatory environments and scale solutions effectively.

📈 Primary Responsibilities

• Lead the complete design lifecycle for specific product features and medium-complexity initiatives, from initial discovery and ideation through to final delivery and iteration.

• Develop comprehensive user personas, journey maps, user flows, wireframes, and interactive prototypes to effectively communicate design concepts and solutions.

• Create high-fidelity UI designs that adhere to established brand guidelines, accessibility standards (WCAG), and usability best practices.

• Actively contribute to and leverage the HeliosX Design System, ensuring design consistency and efficiency while also identifying opportunities for its enhancement.

• Foster strong, collaborative partnerships with Product Managers to define product strategy and requirements, and with Engineers to ensure design feasibility and successful implementation.

• Participate in and contribute to user research activities, including planning, conducting usability tests, and synthesizing qualitative and quantitative data to inform design decisions.

• Utilize insights from user feedback, A/B testing, and performance analytics to iterate on existing designs and optimize user experience for key metrics.

• Clearly articulate and present design rationale, trade-offs, and decisions to diverse stakeholders, including product leadership, engineering teams, and operations.

• Engage actively in product planning meetings, sprint reviews, and other agile ceremonies to ensure design alignment and influence product direction.

• Contribute to design critiques, documentation, and knowledge-sharing sessions to elevate the overall quality and impact of the design team, potentially mentoring junior designers.

📝 Enhancement Note: The responsibilities highlight a blend of individual contribution and collaborative influence. The emphasis on "owning the end-to-end design process" and "contributing to research and experimentation" suggests a role that requires proactive engagement and strategic thinking beyond just visual execution. The mention of "medium-scope initiatives" implies the designer will be trusted with substantial design challenges, requiring strong problem-solving skills and the ability to manage their own project workload effectively.

🎓 Skills & Qualifications

Education: While no specific degree is mandated, a Bachelor's degree in Design, Human-Computer Interaction (HCI), Computer Science, or a related field, or equivalent practical experience, is highly valued in the product design domain.

Experience: 3 to 5 years of professional experience in digital product design, with a proven track record of delivering user-centered solutions in a product-led or cross-functional team environment.

Required Skills:

• Demonstrated expertise in the full spectrum of UX/UI design principles and methodologies.

• Strong proficiency in interaction design, creating intuitive and engaging user experiences.

• Deep understanding of accessibility standards (e.g., WCAG) and their practical application in digital product design.

• Advanced skills in wireframing, user flow mapping, and creating high-fidelity interactive prototypes using industry-standard tools such as Figma.

• Experience and comfort in utilizing AI-powered design tools to enhance efficiency and creativity.

• Proven ability to collaborate effectively with Product Managers to define requirements and shape product strategy.

• Experience working closely and iteratively with Software Engineers to ensure technical feasibility and successful implementation of designs.

• Skill in defining clear and actionable problem statements derived from research, data analysis, and stakeholder input.

• Exceptional attention to detail, organizational skills, and a strong focus on delivering high-quality, polished work.

• Excellent verbal and written communication skills, with the ability to articulate complex design concepts and rationale to diverse audiences.

Preferred Skills:

• Prior experience within the healthtech sector, or in related regulated industries such as fintech or high-scale e-commerce.

• Experience designing for multiple international markets, including considerations for localization and cultural nuances.

• Familiarity with user research methodologies and experience conducting usability testing.

• Contributions to or experience with established design systems.

📝 Enhancement Note: The experience requirement of 3-5 years aligns with a "Mid Weight" role, suggesting candidates should be capable of independent work on significant features. The explicit mention of "AI tools" indicates a forward-thinking approach to design processes. The preference for healthtech, fintech, or regulated environments points to a need for designers who understand compliance and user trust in sensitive contexts.

📊 Process & Systems Portfolio Requirements

Portfolio Essentials:

• A curated portfolio showcasing end-to-end product design projects that demonstrate ownership and impact.

• Case studies detailing the problem definition, design process, user research conducted, and the rationale behind key design decisions.

• Examples of UX/UI design, wireframes, user flows, and interactive prototypes for digital products.

• Demonstrations of how user needs, business goals, and technical constraints were balanced in design solutions.

• Evidence of contributions to or utilization of design systems, ensuring consistency and scalability.

Process Documentation:

• Clear articulation of your design process, from discovery and research through to iteration and delivery.

• Examples of how you define problems and translate them into actionable design solutions.

• Documentation of collaboration with Product Managers and Engineers throughout the design lifecycle.

• Evidence of iterative design practices, including how feedback and data were incorporated.

• Examples of how accessibility and usability best practices were integrated into your design workflow.

📝 Enhancement Note: For a mid-weight designer role, the portfolio is paramount. It must showcase not just visual design skills but also strategic thinking, problem-solving capabilities, and the ability to manage projects independently. The emphasis should be on demonstrating the process and impact of design decisions, not just the final output.

💵 Compensation & Benefits

Salary Range: For a Mid-Weight Product Designer in London with 3-5 years of experience, a competitive salary range is estimated between £55,000 - £75,000 per annum. This range is benchmarked against industry standards for similar roles in the London tech and design market, considering the company's growth and funding status.

Benefits:

• Generous equity allocations, offering significant upside potential in a high-growth company.

• 25 Days Holiday per year, in addition to all usual UK Bank Holidays.

• Comprehensive Private Health Insurance, including enhanced dental and eye care coverage.

• Employee Pension scheme managed by Smart Pensions.

• Enhanced parental leave policies.

• Access to a Cycle-to-work Scheme.

• Opportunity to join an Electric Car Scheme.

• Monthly free Dermatica and MedExpress products, along with family discounts on services.

• Home office allowance to ensure an optimal remote or hybrid working setup.

• Subscription to Headspace for mental well-being.

• Discounted gym memberships.

• Dedicated learning and development budget.

• Complimentary Kindle and Audible subscriptions for continuous learning and development.

Working Hours: The standard working hours are typically 40 hours per week. Given the hybrid work arrangement, flexibility may be offered within standard business operating hours, with an expectation of availability for key team meetings and cross-functional collaboration.

📝 Enhancement Note: The salary range is an estimation based on typical market rates for a mid-weight product designer in London with 3-5 years of experience. The provided benefits are comprehensive and reflect a company culture that invests in employee well-being, professional development, and financial growth. The mention of "equity allocations" is a significant draw for roles in high-growth tech companies.

🎯 Team & Company Context

🏢 Company Culture

Industry: HeliosX operates at the intersection of Healthcare Technology (Healthtech) and Digital Services. This dynamic sector is characterized by rapid innovation, a strong focus on patient outcomes, regulatory compliance, and a commitment to leveraging technology to improve accessibility and efficacy. The company's vertical integration model, spanning proprietary products and in-house medical expertise, positions it as a significant disruptor in the digital healthcare landscape.

Company Size: HeliosX has grown significantly, treating over 1.7 million patients globally in the past year and reaching £781m in revenue. While not explicitly stated as employee count, this scale indicates a medium-to-large enterprise with established processes but retaining the agility of a growing tech company. This size suggests ample opportunities for impact and career advancement, alongside a need for structured operations and clear communication channels.

Founded: Founded in 2013, HeliosX has a decade of experience in the digital healthcare space. This history indicates a stable foundation and proven business model, achieved through profitable growth without external funding. This self-sufficiency suggests a strong internal discipline and a focus on sustainable scaling. The company's journey from a "challenger idea" to a market leader with well-known brands like MedExpress and Dermatica highlights its evolution and ambition.

Team Structure:

• The Product Design team likely consists of designers with varying levels of experience, from junior to senior, potentially including specialists in UX research or UI design.

• Designers will report into a Design Lead or Head of Design, who oversees the design strategy and team growth.

• Cross-functional collaboration is a core tenet, with designers working daily alongside Product Managers, Engineers, Data Analysts, and potentially clinical or operational stakeholders.

Methodology:

• Data-Driven Decision Making: HeliosX emphasizes using qualitative and quantitative insights to inform design and product decisions, highlighting a culture that values evidence over assumption.

• Agile & Iterative Development: The mention of participating in "product rituals" and working in "fast-paced, iterative environments" indicates a strong adoption of agile methodologies, where continuous feedback and adaptation are key.

• User-Centricity: The core mission of making healthcare easier and faster for individuals underscores a profound commitment to user needs and patient outcomes as the primary driver for product development.

• Vertical Integration: Operating proprietary products and in-house medical teams allows for deeper control over the user experience and a more integrated approach to service delivery, which designers must understand and support.

Company Website: https://www.heliosx.com/

📝 Enhancement Note: Understanding HeliosX's mission-driven culture in healthtech is crucial. The company's rapid, profitable growth and global expansion in a regulated industry suggest a need for pragmatic, impact-oriented designers who can balance user needs with business requirements and compliance. The emphasis on vertical integration means designers may have insight into a broader scope of the product lifecycle than in typical outsourced design roles.

📈 Career & Growth Analysis

Operations Career Level: This "Mid Weight Product Designer" role represents a crucial stage in a designer's career. It signifies a transition from primarily executing tasks under guidance to independently owning significant aspects of product development. The role requires a solid foundation in design principles and the ability to manage projects, collaborate effectively, and contribute to team processes. It's a stepping stone towards Senior Designer or Lead Designer positions.

Reporting Structure: The Product Designer will typically report to a Design Lead, Head of Design, or a Product Manager, depending on the specific team structure within HeliosX. They will work in close collaboration with Product Managers and Engineering teams on a day-to-day basis, forming a core product triad.

Operations Impact: As a Product Designer at HeliosX, your impact extends beyond aesthetics and usability. You will directly influence:

• Patient Access & Experience: Designing intuitive interfaces that make healthcare services easier to access and navigate for millions of users globally.

• Clinical Efficacy & Adherence: Creating tools and experiences that support patients in managing their health conditions and adhering to treatment plans developed by HeliosX's medical experts.

• Business Growth & Scalability: Developing solutions that drive user acquisition, retention, and satisfaction, contributing directly to the company's ambitious revenue and market expansion goals.

• Brand Trust & Reputation: Ensuring a consistent, high-quality, and trustworthy user experience across all HeliosX brands, which is paramount in the healthcare sector.

Growth Opportunities:

• Skill Specialization: Deepen expertise in specific areas such as UX research, interaction design, design systems, or accessibility within the healthtech domain.

• Leadership Development: Progress to Senior Designer roles, taking on larger projects, mentoring junior designers, and contributing more significantly to design strategy.

• Cross-Functional Mobility: Develop a strong understanding of product management, engineering, and healthtech operations, potentially leading to opportunities in product ownership or strategy.

• Impact on Global Health: Contribute to products that have a tangible, positive impact on the health and well-being of millions worldwide, offering a profound sense of purpose.

• Learning & Development: Leverage the dedicated learning budget, Headspace subscription, and Kindle/Audible access for continuous professional and personal growth.

📝 Enhancement Note: The growth trajectory for a mid-weight designer at HeliosX is significant, given the company's rapid expansion and ambitious goals. The role offers a chance to not only hone design skills but also to gain valuable experience in a high-impact, regulated industry, potentially leading to leadership opportunities or specialized career paths within healthtech.

🌐 Work Environment

Office Type: HeliosX operates a hybrid work model, suggesting a blend of in-office collaboration and remote flexibility. The office environment in London is likely a modern, collaborative workspace designed to foster innovation and team connection.

Office Location(s): The primary office is located in London, UK, a major hub for technology and design talent. Specific details on office accessibility and facilities would typically be available upon further inquiry or during the interview process.

Workspace Context:

• Collaborative Spaces: The office is expected to feature collaborative zones, meeting rooms equipped for hybrid work, and potentially quiet areas for focused design tasks, facilitating interaction with design and cross-functional teams.

• Tools & Technology: Access to standard design software, high-performance workstations, and robust IT infrastructure will be provided to support design workflows. The company's tech-forward approach suggests a well-equipped environment.

• Team Interaction: The hybrid model encourages intentional in-person collaboration for key workshops, brainstorming sessions, and team building, balanced with the flexibility of remote work for individual focused tasks.

Work Schedule: A standard 40-hour work week is typical, with flexibility built into the hybrid model. Core working hours will likely be established to ensure seamless communication and collaboration across teams and time zones, with the expectation that designers manage their time effectively to meet project deadlines.

📝 Enhancement Note: The hybrid nature of the role in London offers a balance between the benefits of in-person collaboration and the flexibility of remote work. For a designer, this environment likely supports both focused individual work and dynamic team ideation sessions.

📄 Application & Portfolio Review Process

Interview Process:

1. Application Screening: Initial review of your CV and portfolio against the role requirements. Highlighting relevant projects and quantifiable achievements is key.

2. Hiring Manager/Recruiter Call: A brief conversation to discuss your background, interest in HeliosX, and alignment with the role. Opportunity to ask initial questions.

3. Design Challenge/Take-Home Assignment: A practical exercise designed to assess your design thinking, problem-solving skills, and proficiency with design tools (e.g., Figma). This may involve a case study or a specific design problem.

4. Portfolio Review & Stakeholder Interviews: A deeper dive into your portfolio with the hiring manager and/or senior designers. This will involve presenting 1-2 key case studies, explaining your process, rationale, and impact. You will also likely meet with Product Managers and Engineers to assess collaboration skills.

5. Final Interview: Potentially with a Design Lead, Head of Product, or another senior leader to discuss culture fit, career aspirations, and overall alignment with HeliosX's mission and values.

Portfolio Review Tips:

• Curate Strategically: Select 2-3 projects that best showcase your end-to-end design process, problem-solving skills, and impact, aligning with the requirements of a mid-weight designer.

• Tell a Story: For each case study, clearly articulate the problem, your role, the constraints, your process (research, ideation, iteration), key decisions, and the outcomes/impact (quantified where possible).

• Show, Don't Just Tell: Include visuals of wireframes, user flows, prototypes, and final UI designs. Explain the why behind your design choices.

• Highlight Collaboration: Demonstrate how you worked with Product Managers and Engineers, and how you incorporated feedback.

• Address Healthtech Context: If you have healthtech or regulated industry experience, emphasize it. If not, show how your transferable skills (e.g., user privacy, complex data, accessibility) are relevant.

• Be Prepared for Questions: Anticipate questions about your design decisions, trade-offs, and what you would do differently.

Challenge Preparation:

• Understand the Brief: Thoroughly analyze the design challenge prompt, identifying key objectives, constraints, and target users.

• Define Your Approach: Outline your process before diving into execution. This demonstrates structured thinking.

• Focus on Problem-Solving: Prioritize solving the core problem over producing a visually perfect, but functionally weak, solution.

• Time Management: Allocate time for each stage of the challenge (research, ideation, design, documentation) and stick to it.

• Clear Communication: Prepare a concise presentation of your solution, explaining your rationale and any assumptions made.

📝 Enhancement Note: The interview process is structured to assess a designer's ability to handle independent project ownership, strategic thinking, and cross-functional collaboration, which are hallmarks of a mid-weight role. The take-home challenge and portfolio review are critical evaluation points.

🛠 Tools & Technology Stack

Primary Tools:

• Figma: Essential for UI design, wireframing, prototyping, and collaboration. Proficiency is a must.

• Prototyping Tools: Beyond Figma, experience with tools like InVision, Principle, or similar for creating interactive prototypes.

• AI Design Tools: Familiarity with AI-assisted design tools for ideation, asset generation, or workflow optimization is a plus.

Analytics & Reporting:

• Product Analytics Platforms (e.g., Amplitude, Mixpanel, Google Analytics): Understanding how to access and interpret user behavior data to inform design decisions.

• A/B Testing Tools (e.g., Optimizely, VWO): Experience in designing experiments and interpreting results to iterate on features.

CRM & Automation:

Design System Management:

• Experience working with or contributing to design systems, ensuring brand consistency and efficient design processes.

📝 Enhancement Note: Proficiency in Figma is non-negotiable. The mention of "AI tools" suggests an openness to exploring and integrating newer technologies into the design workflow. Familiarity with analytics platforms is crucial for data-informed design.

👥 Team Culture & Values

Operations Values:

• Patient-Centricity: A deep-seated commitment to improving patient lives through accessible, fast, and effective healthcare solutions. Every design decision should ultimately serve this mission.

• Innovation & Agility: Embracing new technologies and methodologies to continuously improve healthcare delivery, operating within a fast-paced, iterative environment.

• Clinical Rigour & Quality: Upholding high standards of care and design excellence, especially critical in a regulated healthtech industry.

• Data-Driven Approach: Utilizing insights from research, analytics, and user feedback to make informed decisions and measure the impact of design work.

• Collaboration & Transparency: Working effectively across functions, sharing knowledge, and fostering an open environment for feedback and idea exchange.

Collaboration Style:

• Product Triad: Close partnership with Product Managers and Engineers is fundamental, ensuring alignment on goals, feasibility, and user experience from conception to launch.

• Open Feedback Culture: Encouraging constructive design critiques and open communication to foster continuous improvement and shared learning within the design team.

• Cross-Functional Integration: Designers are expected to engage with various departments (clinical, marketing, operations) to gain a holistic understanding of the business and user needs.

• Knowledge Sharing: Actively participating in design reviews, documentation, and team discussions to disseminate learnings and best practices across the design function.

📝 Enhancement Note: The company culture at HeliosX is heavily influenced by its mission to improve healthcare. Designers are expected to be not only skilled practitioners but also empathetic problem-solvers who understand the responsibility that comes with working in healthtech.

⚡ Challenges & Growth Opportunities

Challenges:

• Balancing Innovation with Regulation: Designing user-friendly experiences within a highly regulated healthcare environment requires careful navigation of compliance requirements.

• Scaling Globally: Adapting designs for multiple international markets, considering cultural nuances, language differences, and varying healthcare landscapes.

• Data Interpretation: Effectively translating complex health data and user analytics into actionable design improvements.

• Pace of Change: Adapting quickly to evolving user needs, market demands, and technological advancements in the rapidly growing healthtech sector.

• Cross-Functional Alignment: Ensuring consistent vision and execution across diverse teams with varying priorities.

Learning & Development Opportunities:

• Healthtech Specialization: Gaining deep expertise in designing for healthcare, understanding patient journeys, clinical workflows, and regulatory considerations.

• Global Design Experience: Developing skills in localization and international product design.

• Data-Informed Design: Enhancing analytical skills to leverage user data for strategic design decisions.

• Design Leadership: Opportunities to mentor junior designers, lead design initiatives, and contribute to the strategic direction of the design team.

• Industry Exposure: Access to learning budgets for courses, conferences, and resources to stay abreast of the latest trends in design and healthtech.

📝 Enhancement Note: The challenges presented are typical for a rapidly growing healthtech company. They offer significant opportunities for professional growth and specialization for a designer willing to tackle complex problems.

💡 Interview Preparation

Strategy Questions:

• "Describe a time you owned a product feature or initiative from end-to-end. What was the problem, your process, and the outcome?" (Focus on demonstrating ownership and process.)

• "How do you balance user needs, business goals, and technical constraints in your design process?" (Highlight your problem-solving framework.)

• "Walk us through a challenging design decision you had to make. What were the trade-offs, and how did you communicate it to stakeholders?" (Showcase critical thinking and communication.)

• "How do you approach designing for accessibility? Can you give an example from your portfolio?" (Demonstrate your commitment to inclusive design.)

Company & Culture Questions:

• "What interests you about HeliosX and our mission in healthcare?" (Research their mission, brands, and recent achievements.)

• "How do you see your design skills contributing to our goal of making healthcare faster and more accessible?" (Connect your skills to their core objectives.)

• "Describe your ideal team environment and how you contribute to a positive design culture." (Align your values with theirs.)

Portfolio Presentation Strategy:

• Structure: For each case study, use a clear narrative: Problem -> Your Role -> Process -> Solution -> Outcome/Impact.

• Visuals: Use high-quality mockups, wireframes, and flow diagrams. If possible, include interactive prototypes.

• Data & Metrics: Quantify impact whenever possible (e.g., "increased conversion by X%", "reduced user error by Y%").

• Rationale: Clearly explain why you made specific design choices. What research or data supported your decisions?

• Conciseness: Be mindful of time. Focus on the most impactful aspects of your work.

• Engagement: Be ready to answer questions and engage in a discussion about your work.

📝 Enhancement Note: Preparation should focus on demonstrating not just design execution but also strategic thinking, problem-solving, and effective collaboration, aligning with the expectations of a mid-weight designer in a fast-paced, mission-driven company.

📌 Application Steps

To apply for this Mid Weight Product Designer position at HeliosX:

• Submit your application directly through the HeliosX careers portal via the provided link.

• Portfolio Customization: Tailor your portfolio to highlight 1-2 key projects that best exemplify your end-to-end design process, problem-solving skills, and impact within digital product development. Focus on projects that demonstrate ownership of medium-scope initiatives and collaboration.

• Resume Optimization: Ensure your resume clearly states your 3-5 years of experience and prominently features keywords such as "Product Design," "UX Principles," "UI Design," "Figma," "Prototyping," "Accessibility," and "Healthtech" (if applicable). Quantify achievements where possible.

• Interview Preparation: Practice articulating your design process and rationale for key portfolio projects. Prepare to discuss how you collaborate with Product Managers and Engineers and how you approach user research and data interpretation.

• Company Research: Thoroughly research HeliosX's mission, brands (MedExpress, Dermatica, etc.), recent growth, and values. Understand their position in the healthtech market and how your role contributes to their ambitious goals.

⚠️ 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.

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