Senior Product Designer - Freelance

Level: Senior

Start Date: ASAP

Duration: 6 months

Location: Barcelona (remote / hybrid preference)

About the Role

Join one of the fastest-growing SaaS companies in Europe's health and wellness space and help shape the product experience during a pivotal phase of scale.

At [REDACTED], we build powerful tools that enable boutique fitness and wellness studios to operate smarter, grow faster, and deliver exceptional member experiences. Behind every seamless interaction is a complex ecosystem of workflows, data, and operational systems — and that's where you come in.

As a Senior Product Designer, you'll play a key role in levelling up usability across data-rich, workflow-driven experiences. You'll simplify complexity, optimise critical journeys, and bring clarity and efficiency to the tools studios rely on every day. If you're energised by solving meaningful SaaS challenges and delivering deep, uncompromising quality, this is an opportunity to make real, visible impact.

What You'll Do

• Design end-to-end SaaS user journeys and workflows, with a strong focus on usability, efficiency, and clarity
• Work deeply with data-rich interfaces, dashboards, operational flows, and complex information architectures
• Use UX quality metrics and SaaS KPIs to inform and prioritise design decisions
• Translate product strategy and business goals into thoughtful, elegant user experiences
• Apply expert-level understanding of design systems, contributing to and extending them where needed
• Incorporate data and user insights into your design process, grounding decisions in evidence
• Rapidly prototype and run usability tests, validating concepts and iterating quickly
• Partner closely with Product Managers and Engineers to balance feasibility, speed, and quality
• Collaborate seamlessly with other designers to deliver a cohesive, unified experience across the product
• Balance long-term UX vision with pragmatic, iterative execution
• Leverage AI-powered design tools and workflows to enhance research, ideation, prototyping, and productivity
• Champion users by deeply understanding their workflows, behaviours, and motivations, translating that empathy into efficient, intuitive SaaS experiences

You'd Be a Great Fit If You Have

• Significant experience designing SaaS products (required), ideally in data-heavy or workflow-driven environments
• A track record working on growth, activation, retention, or operational optimisation within SaaS
• Deep understanding of interaction design, information architecture, journey mapping, onboarding, progressive disclosure, and complex workflows
• Expert knowledge of Figma and design systems, including scaling, and implementation best practices
• A portfolio demonstrating both craft excellence and analytical thinking
• Experience incorporating quantitative and qualitative data into design decision-making
• Strong prototyping skills and experience conducting usability testing and rapid validation cycles
• Proven ability to collaborate effectively with engineers and product managers in cross-functional teams
• Comfort working in fast-paced environments where speed and quality must coexist
• A passion for craft and design fundamentals (layout, hierarchy, interaction clarity, and visual consistency)
• Experience evolving your UX stack with AI-powered tools and workflows
• Nice to have: Ability to deliver AI-augmented, implementation-ready designs aligned with our React component architecture, leveraging Storybook