Jobs and Careers
MO

Senior Product/UX Designer

Mozilla
UKRemotefull_timeVerifiedPosted 29 Apr 2025

About the role

To learn the Hiring Ranges for this position, please select your location from the Apply Now dropdown menu.

To learn more about our Hiring Range System, please click this link.

Why Mozilla?

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser, and Pocket, a service for keeping up with the best content online. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission – to make the internet better for people. 

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms. 

About this team and role:

The Firefox UX team works on products and services that keep the Internet open and accessible for all. We are a global mission-driven organization and we strive to put people’s  needs at the core of everything we do. 

As a Senior Product/UX Designer, you will work with other designers, researchers, engineers, and product managers to experiment and optimize the product experiences that drive revenue and improve retention. You’ll advocate for a good user experience as part of a fully remote team that values experimentation, iteration, and a willingness to take risks. 

What you’ll do: 

  • Turning conceptual ideas into realistic product designs that address strategic and tactical goals. 
  • Creating polished design deliverables to help explore concepts and drive product discussions 
  • Generating production-ready design specifications for implementation 
  • Working closely with cross-functional peers to define and measure success
  • Sharing your work with and providing feedback to other design team members to ensure a cohesive design language across products and experiences 
  • Using existing Firefox research and data to surface insights that help to solve business and user problems
  • Leading or partnering with user research teams to run evaluative and usability tests of design prototypes
  • Advocate for products that are accessible, inclusive, and reflective of the needs of diverse audiences
  • Demonstrate how your designs address business goals and user needs
  • Collaborate with people on other teams --  including product management, user research, data science, and engineering -- to develop products
  • Manage competing priorities and act on decisions in the face of ambiguity

What you’ll bring: 

  • +3 years of experience in product development, UI/UX design, across desktop and mobile form factors
  • Has a portfolio that demonstrates a keen sense of visual design, the ability to solve user problems and create design deliverables for product development
  • Proven experience in designing for and on behalf of BIPOC communities
  • A degree in design not required. If you don’t meet 100% of the qualifications above we still encourage you to apply!
  • Commitment to our values:
    • Welcoming differences
    • Being relationship-minded
    • Practicing responsible participation
    • Having grit

What you’ll get:

  • Generous performance-based bonus plans to all eligible employees - we share in our success as one team
  • Rich medical, dental, and vision coverage
  • Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
  • Quarterly all-company wellness days where everyone takes a pause together
  • Country specific holidays plus a day off for your birthday
  • One-time home office stipend
  • Annual professional development budget

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Mozilla

View company profile →