Senior Business Analyst

Our Company At Quantum, we connect global brands with high-intent consumers. We turn intent into action and complexity into clarity. Our Mission is clear, to help smarter, faster buying decisions. Our vision, to be the world’s most used digital comparison service, delivering value and simplicity to millions. We drive growth through data-driven affiliate marketing built for performance from day one. Every campaign is measurable, optimised in real time, and designed to scale. With in-house tech, full-stack analytics, and a compliance-first mindset, we give our partners an edge. We drive confident decisions and growth in regulated and high-growth sectors. We’ve helped ambitious brands grow faster, smarter, and globally. The RoleOur Business Analytics team is growing! We’re looking for a Senior Business Analyst to join our team in London. In this role you will help turn our Rewards and Core data into clear, trusted answers, building reporting and analysis that the business actually makes decisions on, and learning to do it AI-natively from day one. Key ResponsibilitiesOwn the vertical commercial reporting end to end, measuring monthly gross profit, reconciling it to Finance and presenting numbers the board can trust Run and evolve the analytics stack: the semantic layer, per-brand P&L, LTV cohorts and Single Customer View Turn retention economics into decisions, using cohort and CRM uplift analysis to guide where budget is invested Partner directly with commercial, CRM and F