Full job descriptionData Scientist
London, hybrid 2-3 days in office| £45,000 to £55,000 + bonus + benefits
1-2 years experience
No Sponsorship available
This is an opportunity to join a growing data science function at a pivotal point in its evolution. The role offers real ownership, hands-on modelling work, and the chance to shape how marketing effectiveness is measured and scaled across international markets. With senior backing and investment in data, this is a role where your work will directly influence commercial decisions.
The Company
They are a well-established consumer-facing organisation. Data and analytics sit at the centre of their growth strategy, with clear investment into modernising CRM, marketing measurement, and decision-making capabilities. The data science team has expanded rapidly and continues to grow across the UK and US, with strong visibility and support from senior stakeholders.
The Role
*Lead the development and evolution of media mix modelling to understand and optimise marketing channel performance.
*Scale an existing UK marketing effectiveness model and support its rollout into the US market.
*Work closely with marketing, CRM, and analytics teams to generate actionable insights.
*Take ownership of models from concept through to delivery, ensuring measurable business impact.
*Contribute to additional data science initiatives such as propensity modelling, experimentation, and recommendation systems.
*Support and develop a junior team member within the marketing measurement space.
Your Skills & Experience
*Strong hands-on experience with Python and machine learning techniques.
*Solid grounding in statistical modelling and performance measurement.
*Experience designing experiments and working with A B testing frameworks.
*Confidence working end to end on data science projects and demonstrating commercial impact.
*Familiarity with cloud environments such as AWS is beneficial.
*Exposure to Bayesian methods, random forests, or similar approaches is highly desirable.
*Marketing or channel performance experience is helpful but not essential; technical capability is the priority.
What They Offer
*Salary between £45,000 and £55,000 depending on experience.
*Annual bonus of up to 10 percent.
*Pension with 3 percent employer and 5 percent employee contributions.
*A flexible benefits package aligned to roles under £70,000.
*Hybrid working with 2 to 3 days per week in the London office.
*Clear scope for progression as the data science team continues to grow.
How to Apply
If you are looking for a hands-on data science role with real ownership and impact, apply now to learn more.