Senior Mixed Methods User Researcher

Responsibilities

• Lead mixed method user research studies across the mobile and privacy product spaces, developing research materials, executing research, and turning data into actionable recommendations
• Facilitate a user-centered design and product development process that advocates for users' needs and perspectives
• Leverage AI tools thoughtfully across the research workflow while applying critical review to ensure outputs are accurate; contribute to the development of standards for responsible AI use in research
• Partner cross-functionally with product, design, engineering, data science, and marketing to identify high-impact research opportunities and align insights to business priorities
• Understand and incorporate complex and nuanced technical and business requirements into research
• Collaborate with Mixed Methods and Quantitative User Researchers

Requirements

• 4-6 years of UX research work experience in the consumer technology industry
• Significant experience leading both evaluative and generative research across multiple phases of the product development lifecycle
• Demonstrated success operating in fast-paced, agile environments, adapting to shifting priorities while maintaining research impact
• Experience applying a diverse set of qualitative methods (e.g., interviews, concept testing, usability studies) and practical experience with quantitative approaches (e.g., survey design, data analysis)
• Strong judgment in evaluating research priorities and making trade-off recommendations across multiple concurrent workstreams
• Deep, current knowledge of AI tools used in research workflows, with the expertise to evaluate their outputs critically and apply them responsibly and effectively
• Collaborative communicator, skilled at building partnerships with cross-functional teams and driving alignment through evidence-based insights
• Experienced in supporting iterative, user-centered product development, ensuring research continuously informs design and strategy
• 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
• Quarterly well-being stipend
• Considerable paid parental leave
• Employee referral bonus program
• Other benefits (life/AD&D, disability, EAP, etc. - varies by country)
• About Mozilla

Benefits

Additional Information

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. 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 User Research team champions human-centered exploration of complex problems, using evidence, data, and insight to drive decision-making. We use mixed methods research to understand business needs and uncover user insights that inform product and design strategy. In this role, you'll serve as a research leader across the organisation, contributing to the strategic direction for how research is practised and coaching and mentoring the next generation of researchers. You will lead both evaluative and foundational studies in close partnership with product managers, designers, engineers, data scientists, and fellow researchers. You'll apply qualitative and quantitative methods to understand users' experiences, contexts, motivations, and behaviors, translating those findings into clear, actionable insights that shape roadmaps and strategies.

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