Senior UX/UI Designer - Digital Products (m/f/d)

September 19, 2026

Hybrid

Senior

Barcelona, Spain

Important before applying

This job has conditions that may affect your decision to apply

English is required

Description

MediaMarkt is hiring a Senior UX/UI Designer to design intuitive, effective and visually clear experiences across its digital ecosystem of web, app and internal applications in Barcelona. The role owns the end-to-end UX and UI design process, applies Lean UX in small iterative steps and collaborates closely with Product, Engineering and Data/AI. It also covers designing AI- and data-enabled features and evolving the design system, with senior-level stakeholder alignment and mentoring responsibilities.

Gender markers in the title: (m/f/d)

In accordance with European anti-discrimination legislation, this job is open to all candidates

Mmale

Ffemale

Ddiverse

Responsibilities

Design intuitive, effective and visually clear experiences across the digital ecosystem of web, app and internal applications
Apply Lean UX principles, working in small iterative steps with lightweight artefacts and quick validation of assumptions
Own and drive the end-to-end UX and UI design process for selected digital products and features from discovery to delivery
Collaborate with Product, Engineering, Data/AI and Business to define problem statements, hypotheses and success metrics
Design user journeys, flows and interactions across touchpoints to ensure a coherent, frictionless experience
Create wireframes, interaction concepts and low- to high-fidelity prototypes aligned with brand, design system and accessibility standards
Use AI-assisted tools for ideation, variants, UX copy, localisation and research synthesis, critically evaluating their output
Design and refine AI- and data-enabled features such as search, recommendations, personalisation, assistants and smart tooling
Analyse quantitative data like funnels, experiments and dashboards, and plan and run user tests and other qualitative research
Design for both human users and synthetic users, ensuring robust and well-defined interaction contracts
Contribute to and evolve the design system, patterns and guidelines for consistency across platforms and teams
At senior level: facilitate workshops, design reviews and alignment sessions, coach other designers and improve UX practices

Requirements

Several years of experience in UX/UI design for digital products (web, app, tools) in a fast-paced, agile environment
Bachelor's or Master's degree in Design, Human–Computer Interaction or a related field, or equivalent practical experience
Strong portfolio demonstrating end-to-end product design from problem framing to shipped solutions
Ability to design complex flows and interaction/service design, not just visual polish
Clear visual design skills in layout, hierarchy, typography and visual clarity
Proven experience with Lean UX and a hypothesis-driven, iterative working style
Proficiency with modern design and prototyping tools such as Figma, Sketch, Adobe CC, Axure, Framer or Principle
Strong data mindset to interpret quantitative data, plan and evaluate user tests and turn insights into design decisions
Solid AI literacy with understanding of AI/ML in products and their UX implications around trust, transparency and control
Hands-on experience using AI tools in the design workflow and judgment on when human expertise must lead
Strong communication skills in English; German is a plus
For the senior level: proven end-to-end ownership, ability to influence beyond the immediate product area and experience mentoring other designers
Interest or experience in designing for non-human/synthetic users such as AI agents, scripts or APIs is a plus

Conditions

Flexible working time with the possibility to combine home office and presential working
Intensive workday every Friday and during summer
Choice between two offices: MediaMarkt Iberia HQ and Pier01 in Barceloneta in central Barcelona
10% discount on the entire MediaMarkt website
Flexible Pay MediaFlex program including Ticket Restaurant and Private Health Insurance with Adeslas
Training budget to keep growing professionally and personally
Language classes offered in English, Spanish and German
Day off on your birthday
Gym, product discounts and wellness and healthy plans
Work with a cutting-edge technological stack and a training plan

FigmaSketchAdobe CCAxureFramerPrincipleretail / e-commerceLean UXDesign SystemAgile

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