Salary: £62,500 - 209,000 per year Requirements: Bachelors Degree in Business, Marketing, Economics, Statistics, Computer Science, or related analytical/technical field. Track record of years of experience in marketing, data, STEM, or related quantitative disciplines. Ability to navigate across functional organizations and adapt to new/different situations. Resilient work ethic with flexibility and nimbleness in terms of work planning. Strong verbal and written communication skills. Strong diagnostic skills to identify issues within data sets and propose solutions. Proficiency in data analysis tools such as advanced MS Excel, SQL, Python, SAS, and R. Understanding of ETL, data management, and data quality best practices. Familiarity with cloud technologies and APIs. Responsibilities: Act as a technical data liaison between clients and our services team. Gather business and technical requirements to create data specifications. Lead conversations with client data owners and media agency partners to identify data and source systems. Acquire and assess client data from multiple sources. Guide clients and internal development teams with technical requirements and maintain documentation. Prepare data validation reports for clients and internal teams. Collaborate with other functional groups including data science, consulting, and product management. Identify ongoing risks and pain points throughout projects and contribute to improving data acquisition practices, automated data pipelines, data validation methods, and related data tasks. Technologies: Cloud ETL Excel Support Marketing Python SAS SQL More: At TransUnion, we are a major credit reference agency offering specialist services in fraud, identity and risk management, automated decisioning, and demographics. We support organizations across various sectors, including finance, retail, telecommunications, utilities, gaming, government, and insurance. As a Senior Data Strategy Consultant in Marketing Solutions, you will join a friendly, forward-thinking global business that values inclusivity and flexibility, providing excellent salary packages, generous leave, and wellness programs to support your well-being. We promote a culture of growth and development, encouraging candidates to apply even if they do not meet every requirement. last updated 13 week of 2026