Senior Data Scientist, Product Analytics

Location: London, United Kingdom; hybrid work with at least three days per week in the office. Relocation assistance is not available.

Company

hirify.global is a global travel company connecting travelers, partners, and advertisers through consumer brands, B2B travel services, and travel advertising.

What you will do

• Provide analytics and decision support for the Localization product within Content Product Analytics.
• Develop and deploy machine learning and NLP models for complex business challenges.
• Design and lead A/B tests, quasi-experiments, and causal inference studies measuring localization impacts on engagement and booking conversion.
• Build scalable analytics pipelines, self-service dashboards, and end-to-end data systems using SQL and Python.
• Translate multilingual data insights into recommendations for product, engineering, and executive stakeholders.
• Mentor data scientists and engineers and co-own metric frameworks and decision workflows.

Requirements

• 8+ years of industry experience in data science, applied science, or analytics, or 6+ years with a relevant MS or PhD.
• Bachelor’s degree or higher in Statistics, Economics, Computer Science, Data Science, or a related quantitative field, or equivalent experience.
• Expertise in statistical modeling, experiment design, A/B testing, quasi-experiments, and causal inference.
• Production-scale experience with ML/NLP models, large-scale unstructured text data, and LLMs, including prompt design, evaluation, and RAG patterns.
• Advanced SQL and Python proficiency, with experience writing clean, production-quality code and building scalable dashboards.
• Ability to work independently, manage cross-functional projects, influence product strategy, and mentor junior data scientists.

Culture & Benefits

• Flexible work model combining office and remote work.
• Supportive environment focused on career growth, continuous learning, and technical excellence.
• Inclusive and accessible recruiting and work environment.
• Work contributing to travel products used by millions of people.