Lead Data Scientist

JR United Kingdom; Leicester; On-site; GBP 60,000 - 85,000; Full time

Job summary

A leading company in the hospitality sector is seeking a Lead Data Scientist to drive their vision of becoming a data-driven leader. The role involves delivering the data science roadmap, developing advanced AI/ML solutions, and mentoring a team, all while ensuring that the insights generated lead to measurable business value.

Qualifications

• 5+ years’ experience in data science roles in multi-brand environments.
• Expert in Python and SQL, strong in statistical modelling.
• Experience leading data science teams.

Responsibilities

• Own and deliver the data science roadmap aligned with business goals.
• Develop and deploy predictive models and data science solutions.
• Lead and mentor a team of junior data scientists.

Skills

Python

SQL

Statistical modelling

A/B testing

Data visualization

Stakeholder management

Communication

Tools

Power BI

Looker

Job description

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Halian Technologies is looking for a Lead Data Scientist to join our client’s digital team, supporting their journey to becoming a data-driven leader in the hospitality sector. This role involves owning and delivering the data science roadmap and building advanced AI/ML solutions that generate measurable business value. Experience in fast-paced, multi-brand environments and strong stakeholder management skills are essential.

You’ll be joining a forward-thinking organisation with deep heritage and a passion for innovation, working alongside cross-functional teams to deliver transformative insights and drive data maturity.

Key Responsibilities:

• Own and deliver the Data Science roadmap, aligning with business goals and digital strategy.
• Develop and deploy data science solutions including predictive models, customer segmentation, and AI/ML decision engines.
• Manage and enhance the data science environment and tooling for scalability and efficiency.
• Monitor and maintain the accuracy and effectiveness of deployed models.
• Collaborate with Product, CRM, IT, and Finance teams to embed data science solutions across the business.
• Translate complex data science outputs into clear, actionable business insights.
• Lead and mentor a team of junior data scientists to ensure high-quality delivery and professional growth.
• Act as a data steward, improving data quality across digital platforms.

Key Skills & Experience:

• 5+ years’ experience in data science roles, preferably within fast-moving, multi-brand industries.
• Expert in Python and SQL with strong statistical modelling skills.
• Proficient in A/B testing, significance testing, and data visualisation tools such as Power BI or Looker.
• Strong stakeholder management and communication skills, able to translate technical concepts for non-specialists.
• Experience leading and developing data science teams.
• Familiarity with cloud platforms and modern data science environments is advantageous.

Apply now to join a pioneering digital team delivering cutting-edge data science solutions that transform hospitality experiences.