Senior Quantitative UX Researcher

About Trustpilot

Trustpilot is a flourishing FTSE-250 company, dedicated to becoming the global standard for trust through its extensive open customer review platform. With over 350 million reviews and 60 million monthly active users worldwide, Trustpilot connects consumers and businesses to foster trust and informed decisions. Headquartered in Copenhagen and operating internationally including London, it embraces diversity and inclusion as core values.

Role Overview

As a Senior Quantitative UX Researcher, you will lead the quantitative research efforts to measure and understand how users and businesses perceive and experience trust on the Trustpilot platform. You will own the quantitative research strategy for your product domains, uphold high standards of statistical rigor, and collaborate closely with Data Science teams to foster a unified measurement culture.

Key Responsibilities

• Develop and manage the quantitative research roadmap covering attitudinal surveys, behavioral analytics, and longitudinal studies.
• Conduct large-scale surveys using validated scales including NPS and trust-perception metrics, alongside log-data and behavioral analytics such as funnels, A/B testing, cohort and retention analysis.
• Create measurement frameworks that define success criteria across user journeys including review consumption, purchase decisions, and business subscriptions, and track these metrics over time.
• Lead sophisticated quantitative research methods including survey design, behavioral analytics, experimentation, and predictive modeling, ensuring statistical rigor from instrument design to automated analysis utilizing Python, R, and SQL.
• Apply and evaluate AI-assisted techniques, including large language models for open-text analysis, while critically assessing validity and bias.
• Collaborate with Data Science and Analytics teams to align on data pipelines and definitions, setting standards for study design and analytic quality.
• Communicate complex statistical findings in clear narratives that inform decisions by product managers, designers, and engineers.
• Mentor and coach fellow researchers in quantitative methods to elevate the overall statistical expertise within the team.

Candidate Profile

• Minimum of 4 years’ experience specializing in UX research with a focus on quantitative and complex projects.
• Strong foundation in survey methodology including instrument design, sampling, and psychometric validation, combined with advanced statistical skills such as regression, factor and cluster analysis, and significance testing.
• Proficient in Python, R, or SQL for handling large behavioral datasets (e.g., Amplitude, Looker, BigQuery).
• Proven history of impactful quantitative research that has shaped product or business strategies, incorporation of A/B testing techniques.
• Experience experimenting with AI tools in research processes, specifically leveraging LLM-assisted analysis or AI-powered qualitative coding, with a critical approach towards validity and bias.
• AI-curious mindset with the ability to critically assess AI capabilities and limitations and collaborate effectively across qualitative research, data science, and product analysis.
• Excellent communication skills for engaging diverse teams and presenting data-driven stories in an accessible manner.

Benefits and Perks

• Flexible working arrangements to balance professional and personal priorities.
• Competitive salary with bonus opportunities.
• Initial 25 days annual leave, increasing to 28 days after two years with the company.
• Two paid volunteering days annually to support community causes.
• Access to rich learning and development programs through Trustpilot Academy and Blinkist.
• Comprehensive pension and life insurance plans.
• Health benefits including cash plans, 24/7 online GP service, and Employee Assistance Program.
• Subscription to Headspace mindfulness app to support mental wellbeing.
• Paid parental leave and financial benefits such as season ticket loans and cycle-to-work schemes.
• Modern office amenities including gaming zones, coffee bars, and snacks.
• Regular company-wide and team social events, employee resource groups, and inclusive community activities.
• Discounts on a variety of retail and lifestyle products and professional financial and mortgage advisory services.
• Career acceleration through personalized development programs designed to nurture growth at all stages.

Additional Information

Trustpilot is committed to equality, diversity, and inclusion, considering all applications without discrimination. Reasonable accommodations for disabilities during application and recruitment are available upon request. Candidates should note that personal data may be transferred and stored globally per the company’s privacy policy.