Freelancers.lu
Back to missions
TE

Senior Product Designer / Senior UX DesignerHybrid

TesseroLuxembourgPosted on 22 septembre 2026View the original ad on jobs.lu

≈ 550 – 750 €/jSign up to apply

About this mission

We are currently looking for an experienced Senior Product Designer / Senior UX Designer to join a product-focused environment where user experience plays a central role in shaping digital solutions.

This position offers the opportunity to work on complex software products used by professionals, collaborating closely with Product Owners, business stakeholders, and development teams to create intuitive, efficient, and impactful user experiences.

The ideal candidate combines strong UX research capabilities, hands-on design expertise, and a deep understanding of product development in agile environments.

Responsibilities

  • Drive end-to-end UX and product design activities from discovery through implementation.
  • Collaborate closely with Product Owners, business stakeholders, and engineering teams to transform user needs and business objectives into effective design solutions.
  • Lead the design process using a user-centered approach and advocate for customer needs throughout the product lifecycle.
  • Conduct qualitative and quantitative user research to identify opportunities, validate assumptions, and inform design decisions.
  • Plan and facilitate user interviews, usability testing sessions, workshops, and discovery activities.
  • Design user flows, wireframes, prototypes, and high-fidelity interfaces that support complex workflows and professional software usage.
  • Contribute to and evolve the design system by creating new components and improving existing ones to ensure consistency, scalability, and usability across products.
  • Ensure responsive and coherent experiences across multiple devices, platforms, and screen sizes.
  • Work closely with engineering teams during implementation and support the successful delivery of design solutions.
  • Continuously measure, evaluate, and improve user experiences based on research findings and product feedback.

Required profile

Experience

  • Minimum 5 years of hands-on experience in UX Design, Product Design, or a closely related field.
  • Strong experience designing SaaS products, enterprise software, B2B applications, or other professional-use digital products.
  • Proven portfolio demonstrating ownership of complex products, workflows, information architecture, and interaction design challenges.
  • Experience working throughout the full product lifecycle, from research and discovery to implementation and optimization.
  • Demonstrated ability to collaborate closely with development teams and navigate implementation constraints.

Research Expertise

  • Strong foundation in UX Research with practical experience conducting both qualitative and quantitative research.
  • Experience with:
    • User interviews
    • Usability testing
    • Surveys
    • Research synthesis
    • Journey mapping
    • User validation sessions
    • Discovery workshops
  • Ability to clearly explain research methodologies, outcomes, and the impact of research on product decisions.

Design Skills

  • Strong knowledge of:
    • User Experience Design
    • Interaction Design
    • Information Architecture
    • User Flows
    • Wireframing
    • Low and High-Fidelity Prototyping
    • Design Systems
    • Product Discovery
  • Experience using modern design tools such as Figma.
  • Familiarity with Design Thinking methodologies is considered an advantage.

Education

  • Degree in Human-Computer Interaction, Digital Media, Media Informatics, Psychology, Cognitive Science, Design, or another relevant discipline is highly valued.
  • Equivalent professional experience with demonstrated UX expertise will also be considered.

What the company offers

What We're Looking For

We are looking for someone who:

  • Has a genuine passion for understanding users and solving complex problems.
  • Thrives in collaborative, cross-functional product teams.
  • Is proactive, curious, and capable of taking ownership of initiatives.
  • Demonstrates strong communication and stakeholder management skills.
  • Enjoys sharing knowledge and supporting colleagues.
  • Brings a hands-on mindset and remains actively involved in design and research activities.
  • Is comfortable working in agile environments and contributing to continuous improvement.
  • Has a thoughtful and balanced approach to leveraging AI as a tool while maintaining strong design fundamentals.

Highly Appreciated Experience

The following experiences would be considered strong assets:

  • Experience within financial services, banking, insurance, payments, or FinTech environments.
  • Background in Psychology, Cognitive Science, Behavioral Science, or Human Factors.
  • Experience working with complex data-heavy interfaces and decision-support systems.
  • Exposure to enterprise-scale products and multi-product ecosystems.

What Will Make a Candidate Stand Out

  • Strong portfolio showcasing measurable business and user impact.
  • Demonstrated ownership of products from discovery through launch and iteration.
  • Deep involvement in user research and evidence-based design decisions.
  • Long-term collaboration within product and engineering teams.
  • Experience solving complex interaction and information architecture challenges in enterprise software environments.

Languages

  • Fluent English is required.
  • French is considered a strong asset.

This is an excellent opportunity for a seasoned Product Designer or UX Designer who enjoys working on complex digital products, combining research, strategy, interaction design, and close collaboration with product and engineering teams to deliver meaningful user outcomes.

Key information

LocationLuxembourg
RemoteHybrid
Estimated daily rate≈ 550 – 750 €/j

Range estimated by our AI from the ad and the freelance rates published in Luxembourg: the company did not publish a rate. To be confirmed when you talk.

Apply on the original site

This listing is published by jobs.lu. So that your application actually reaches the recruiter, you apply directly there. Your freelancers.lu profile stays visible to companies.