Senior Product Designer

October 14, 2026

Hybrid

Senior

Barcelona

Worth knowing

English is required

Description

Pasiona Consulting, a Microsoft-partner tech consultancy, is hiring a Senior Product Designer specializing in UX/UI for high-volume B2C eCommerce. You will design and optimize the full purchase funnel from product discovery to conversion and after-sales, working in an international multi-market environment with Product, Business and Technology teams. The role combines design excellence, strategic thinking and a data-driven, conversion-oriented mindset, with autonomy and potential to grow into design leadership.

Responsibilities

Design and optimize the full eCommerce funnel: navigation, category and listing pages, product pages, cart, checkout, payment methods, financing, promotions and CTAs
Identify frictions and improvement opportunities in customer journeys to increase conversion, engagement and digital adoption
Design user flows, wireframes, prototypes and high-fidelity solutions in Figma
Use digital analytics data to understand user behavior, detect drop-off points and ground design decisions
Collaborate with analytics, CRO and experimentation specialists to define hypotheses and evaluate results through A/B tests
Evolve and maintain scalable Design Systems ensuring consistency, accessibility and design and development efficiency
Design responsive and mobile-first experiences adapted to different devices and usage contexts
Work in an international multi-market environment balancing global consistency with local market needs
Document design decisions, hypotheses, learnings and results
Collaborate with Product, Business, Technology and senior stakeholders, defending proposals with user needs and commercial goals
Act with autonomy and initiative, questioning existing solutions and proposing new improvement opportunities
Contribute to the team's design practices with potential to take on leadership responsibilities and mentor other designers

Requirements

Senior experience in UX Design, Product Design or UX/UI Design, ideally 8 to 15 years, with depth and relevance in eCommerce
Direct experience in large B2C eCommerce companies, marketplaces, digital retail or large corporate brands with high-volume digital products
Solid knowledge of online purchase psychology and navigation and conversion patterns across categories, listings, product pages, cart, checkout, payments, financing, promotions and CTAs
Experience designing, launching and improving scalable digital products
Ability to interpret behavioral data, identify friction points and translate insights into CRO-oriented design proposals
Knowledge of conversion, abandonment, engagement and digital journey performance metrics
Advanced Figma skills with solid experience in UX, UI, prototyping and Design Systems
Experience working with multidisciplinary teams and senior stakeholders in complex environments
Ability to connect design decisions to business goals and metrics
International experience working with products and users across different markets
Portfolio with real product cases explaining the problem, design process, decisions and results
Fluent English, essential for collaborating with international teams and the Paris HQ

Conditions

Hybrid model with three onsite days per week in Barcelona; candidates living outside the area must be willing to relocate at their own expense from incorporation
International environment working with teams and stakeholders across different markets
A free day off for your birthday
Improved paid leave for better personal and work-life balance
Access to private health insurance
Extra vacation days based on seniority

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