Sr Staff Quantitative User Researcher

Mozilla·Remote(Remote Canada)

Design

WFA Digital Insight

The demand for user researchers has surged in recent years, with a 25% increase in job postings in 2025 alone. As companies prioritize user experience, the need for experts who can bridge the gap between data and design has never been more pressing. Mozilla, a pioneer in open-source software, is at the forefront of this movement. With its commitment to shaping the internet for the better, this role offers a unique chance to work with a talented team and influence the direction of products used by millions. Before applying, candidates should be aware that this role requires a deep understanding of quantitative research methods and the ability to communicate complex insights effectively.

Job Description

About the Role

As a Senior Staff Quantitative User Researcher at Mozilla, you will be part of the Firefox User Research team, which champions human-centered exploration of complex problems. Your primary focus will be on leading strategic and tactical quantitative studies to understand user needs, behaviors, and motivations. This role is critical in informing product and design strategy, ensuring that decisions are data-driven and user-centered. You will work closely with cross-functional teams, including product managers, designers, engineers, and fellow researchers, to embed quantitative insights into the product development lifecycle.

Mozilla's mission is to make the internet better for people, and this role plays a significant part in achieving that goal. By applying quantitative methods to understand users' experiences and needs, you will help shape the future of Mozilla's products and contribute to the company's commitment to openness, innovation, and user privacy.

The Firefox User Research team is dedicated to using evidence, data, and insight to drive decision-making. As a Senior Staff Quantitative User Researcher, you will be expected to own strategic quantitative research initiatives, from scoping business needs and designing surveys to synthesizing data and communicating actionable recommendations.

What You Will Do

Own strategic quantitative research initiatives from scoping business needs and designing surveys to synthesizing data and communicating actionable recommendations.
Utilize a variety of research methods to embed quantitative insights into the end-to-end product development lifecycle.
Partner cross-functionally at a strategic level with product, design, engineering, data science, and marketing teams.
Analyze and translate complex data sources to build cohesive, evidence-based perspectives that guide product decisions.
Champion user-centered decision-making by embedding research into product strategy and advocating for user needs.
Elevate the quantitative practice by mentoring peers, refining methods and tools, and scaling approaches that increase the visibility and impact of user insights.
Develop and own a research roadmap, identifying high-impact research opportunities and aligning insights to business priorities.
Collaborate with data scientists to ensure that research findings are integrated into product development and decision-making processes.
Communicate research findings and recommendations to various stakeholders, including product managers, designers, and engineers.

What We Are Looking For

8+ years of experience in user research, product research, or an applied research setting, with a focus on quantitative methods.
Proven track record of leading strategic quantitative research initiatives and communicating complex insights effectively.
Strong understanding of statistical analysis and data visualization tools.
Experience with survey design, implementation, and analysis.
Ability to partner cross-functionally with various teams, including product, design, and engineering.
Strong communication and project management skills.
Experience with data analysis tools such as R, Python, or SQL.
Knowledge of human-computer interaction principles and user experience design.

Nice to Have

Experience with machine learning and AI technologies.
Knowledge of web development and JavaScript.
Familiarity with open-source software development.
Experience working in a remote environment and collaborating with distributed teams.
Certification in user experience or human-computer interaction.

Benefits and Perks

Competitive salary and benefits package.
Opportunity to work on products used by millions of people worldwide.
Collaborative and dynamic work environment with a team of talented professionals.
Flexible working hours and remote work options.
Professional development opportunities, including training and conference attendance.
Access to the latest technologies and tools.
Health and wellness programs, including mental health support and employee assistance.
Retirement savings plan and matching program.

How to Stand Out

Develop a portfolio that showcases your ability to design, implement, and analyze quantitative research studies, emphasizing your skill in communicating complex insights to non-technical stakeholders.
Highlight your experience with statistical analysis and data visualization tools, and be prepared to discuss how you have applied these skills in previous roles.
Be ready to discuss your understanding of human-computer interaction principles and user experience design, and how you have integrated these into your research practices.
Show a willingness to learn and adapt to new technologies and methodologies, and be open to feedback and collaboration.
Prepare examples of how you have successfully partnered with cross-functional teams to drive user-centered decision-making, and be ready to discuss your approach to stakeholder management.
Consider highlighting any experience you have with open-source software development or contributing to community-driven projects, as this aligns with Mozilla's mission and values.
Review Mozilla's products and services, and be prepared to discuss how your skills and experience can contribute to the company's goals and mission.

This is a remote position listed on WFA Digital, the platform for professionals who work from anywhere. Browse more remote jobs across all categories.