Senior Data Scientist: AI, ML & Data Strategy

Royal Mail; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Car allowance

Healthcare

Up to 18% annual bonus potential

25 days annual leave plus bank holiday

Pension with 12%+ contributions

Job summary

Royal Mail is seeking a Senior Data Scientist to lead data science initiatives within the Data Insights team. You will tackle high-impact, national-scale challenges using machine learning, optimisation and AI to drive smarter decisions and measurable business outcomes.

You will work with large datasets, modern technologies, and collaborate with cross-functional teams across the organisation to deliver impactful data-driven solutions.

Qualifications

• Master's in a quantitative field or equivalent practical experience.
• End-to-end data science delivery from exploration through deployment and monitoring.
• Strong knowledge of statistical modelling, machine learning and optimisation techniques.
• Experience with AI technologies and modern foundation models to solve business problems.
• Proficiency in Python and commonly used data science libraries.
• Strong SQL skills.
• Experience with cloud platforms such as Azure, AWS or GCP.
• Knowledge of reproducible data science practices, including version control and testing.
• Excellent communication skills to translate complex concepts into business insights.

Responsibilities

• Lead the design and delivery of data science solutions that create measurable business value.
• Work with complex datasets to uncover insights and support strategic decision-making.
• Apply ML, statistical modelling, optimisation and AI techniques to solve business challenges.
• Design and evaluate experiments, test hypotheses and generate evidence-based recommendations.
• Develop proofs-of-concept and ensure handover to production and operations teams.
• Communicate findings to technical and non-technical stakeholders.
• Contribute to data science best practices and continuous improvement across the function.
• Represent Royal Mail's data science capability through presentations and reports.

Skills

Python

SQL

Cloud platforms (Azure AWS GCP)

Statistical modelling

Machine learning

Optimization

Experiment design

Git

Communication skills

Reproducible data science practices

Education

Master's degree in Data Science or related quantitative field

Tools

Python libraries

Git

Job description

Royal Mail is seeking a Senior Data Scientist to lead data science initiatives within the Data Insights team. You will tackle high-impact, national-scale challenges using machine learning, optimisation and AI to drive smarter decisions and measurable business outcomes.

You will work with large datasets, modern technologies, and collaborate with cross-functional teams across the organisation to deliver impactful data-driven solutions.