Established in 2004, OLIVER is the world’s first and only specialist in designing, building, and running bespoke in-house agencies and marketing ecosystems for brands. We partner with over 300 clients in 40+ countries and counting. Our unique model drives creativity and efficiency, allowing us to deliver tailored solutions that resonate deeply with audiences.

As a part of The Brandtech Group , we're at the forefront of leveraging cutting-edge AI technology to revolutionise how we create and deliver work. Our AI solutions enhance efficiency, spark creativity, and drive insightful decision-making, empowering our teams to produce innovative and impactful results. Data Analyst Location: Weybridge, Surrey, United Kingdom Established in 2004, Inside Ideas Group is a rapidly growing global agency network that helps clients drive their businesses forward from the inside.

We partner with over 300 clients in more than 40 countries, delivering ideas, technology and creativity that make a measurable impact. As part of The Brandtech Group, we are pioneers in using advanced AI technologies to transform the way we create, optimise and deliver work. Our AI capabilities enhance efficiency, support smart decision making and unlock new levels of creativity for our teams and clients.

We are now looking for a skilled Data Analyst to join our onsite team supporting in London.

About The Role

As the Data Analyst, you will be responsible for delivering insight that drives improvements across the full commercial ecosystem spanning customer experience on, retailer investment effectiveness, marketing and sales performance, and the broader post-purchase, onboarding and promotional landscape. A core part of your remit will be the design, build and ongoing management of a marketing and sales performance dashboard, underpinned by Google BigQuery and delivered in Looker Studio. This will serve as a critical decision-making tool for marketing, e-commerce, retail and CX teams surfacing insight such as campaign uplift, halo effects, retailer investment impact and share performance across products and markets.

Alongside this, you will analyse customer journeys, benchmark competitors, oversee content performance and support the planning and execution of onboarding and e-commerce promotions using platforms like GWI to create digital personas and audience profiles. You will collaborate closely with CX, marketing, product and e-commerce teams as well as HQ and local market stakeholders to ensure insight informs decisions at every stage. This role requires strong analytical capability, expertise in data modelling and SQL, and the ability to translate complex commercial questions into dashboard logic and actionable recommendations.

What You Will Be Doing Marketing Sales Performance Analytics Design, build and maintain a marketing and sales performance dashboard in Looker Studio, underpinned by BigQuery, combining sell-out sales data, market volume and share data, and campaign activity logs. Define the underlying data model, transform source files and design the reporting layer to support consistent, scalable KPI delivery. Identify and quantify the impact of retailer investment, including uplift in sales and market share during campaign periods.

Analyse correlations between campaign activity and commercial performance to determine which marketing levers are most effective. Measure and report on halo effects across products and retailers resulting from promotional and campaign activity. Define and calculate key performance metrics including uplift, baseline, market share, activity intensity and halo effects.

Work with GFK or other syndicated market data sources to enrich performance analysis with market volume and share context. Customer Experience Digital Analytics Conduct analysis of the current customer experience, including user behaviour, content and campaign performance and conversion pathways.