Senior Data Analyst

Senior Data AnalystLondon - hybrid 2-3x a week Up to £55,000 This is a strong opportunity for a Lead Data Analyst to step into a high-impact role within a fast-growing data and advertising technology environment. You will play a key part in shaping how advanced analytics supports both client delivery and business growth, while building your leadership capabilities in a supportive, collaborative team.The CompanyThey are a London-based advertising technology and media business, founded in recent years and already scaling rapidly. The organisation partners with agencies and brands to improve campaign performance, win new business, and drive better marketing outcomes through data. With a multidisciplinary team of analysts, data scientists and engineers, they are focused on innovation across the full lifecycle of advertising campaigns. Their environment encourages collaboration, learning, and continuous improvement.The RoleAs a Senior Data Analyst, you will support the Head of Business Intelligence in delivering high-quality analytics and guiding best practice across the team. You will work across a range of client-focused projects, using data to generate insight and recommendation.Lead the delivery of advanced analytics projects across campaign, customer, and commercial dataEnsure quality and best practice across analytical outputs within your teamTranslate complex datasets into clear, actionable insights for stakeholdersSupport pre-campaign analysis, campaign strategy, and post-campaign evaluationMentor and develop junior analysts, with responsibility to grow a small team over timeManage multiple priorities and deadlines in a fast-paced, client-facing environmentCollaborate with data scientists and engineers to enhance analytical capabilityContribute to improving processes, tools, and ways of working within the BI functionYour Skills & ExperienceStrong experience using Python for data analysisAdvanced Excel and confidence working with large, complex datasetsSolid understanding of data modelling, data cleansing, and validation techniquesExperience delivering analytics projects in a commercial or client-focused settingAbility to manage multiple projects and priorities effectivelyStrong communication skills, with the ability to present insights clearlyInterest in mentoring or leading others, with a desire to develop leadership skillsExposure to media, marketing, or agency environments is beneficial but not requiredWhat They OfferSalary of £55,000 plus benefitsHybrid working model with flexibilityClear pathway into people management, starting with mentoring and growing a teamExposure to advanced analytics and increasing involvement in more statistical work over timeOpportunity to influence a growing analytics function and make a visible impactCollaborative working environment with strong technical talentHow to ApplyIf you are a commercially minded data analyst looking to step into a leadership role and further develop your technical and strategic impact, please apply with your CV.