Senior Data Analyst

Senior Data Analyst

Location:
Cheltenham, Gloucestershire (hybrid working)

We are looking for a highly-skilled Senior Data Analyst to join our team and play a key role in shaping how our organisation understands and uses data. In this position, you will gather, interpret and transform data into meaningful insights that drive strategic decision-making across the business.

By developing high‑quality reporting, dashboards and analytical solutions, you will help stakeholders understand their data, identify opportunities, and collaborate more effectively—ultimately improving performance and ensuring our decisions are always informed by reliable information.

Working closely with Group functions, you will deliver group-level reporting and play an integral role in setting and embedding Power BI standards aligned with our data governance framework. You will also lead the end-to-end data flow from acquisition to insight, ensuring data pipelines, curated datasets and reporting assets are robust, scalable and trusted.

• Partner with stakeholders to understand data requirements and ensure accurate data collection, cleaning and validation.
• Leverage the Data Platform (Microsoft Fabric, Databricks) including lake houses, data pipelines, semantic models and dataflows to build high-quality, scalable datasets for reporting and analytics.
• Design, develop and maintain clear, impactful Power BI reports and dashboards.
• Contribute to the development of Power BI best practices, standards and guidelines to support effective self‑service analytics and governance.
• Support data governance by following defined data quality standards and advising on Power BI adoption and reporting improvements.
• Perform data mapping and develop robust data models.
• Collaborate with data engineers, product teams and business leaders to deliver data initiatives.
• Analyse datasets to identify trends, patterns, risks and opportunities.
• Produce and maintain technical documentation.
• Stay up to date with industry trends, tools and best practices.
• Monitor and resolve data quality issues to ensure accurate insights.
• Establish and track KPIs related to report adoption, report lifecycle health and performance.
• Ensure data pipelines and reporting assets are reliable, efficient and performant.
• Provide technical support and expertise on Power BI to key functions and business units.
• Identify opportunities to enhance efficiency across data acquisition, transformation and visualisation processes.
• Present insights and recommendations to both technical and non-technical audiences.

• 3+ years in a Power BI-focused role

• Expert‑level experience with Power BI, DAX and Power Query.
• Experience with Databricks or Microsoft Fabric.
• Strong knowledge of data warehouses, data lakes, and modern data platforms.
• Proficiency in Microsoft Excel including advanced formulas and pivot tables.
• Experience with Python for data processing or analytics.
• Experience building data pipelines using ETL/ELT tools such as SSIS or Azure Data Factory.
• Strong SQL skills for querying, data manipulation, joins and aggregations.
• Experience with data modelling (star schemas, semantic layers).
• Knowledge of Power BI / Fabric workspace and tenant management.
• Experience implementing row‑level and object‑level security.

• Strong statistical, analytical and data modelling capability.
• High attention to detail and commitment to data accuracy.
• Excellent communication and data storytelling skills.

• Strong stakeholder engagement and management experience.
• Ability to explain complex insights in a clear and compelling way.

You will receive a competitive salary (and a discretionary bonus), flexible working and excellent benefits including 27 days holiday allowance (before bank holidays), 3 days’ paid volunteering leave, comprehensive private healthcare, enhanced pension plan, life assurance, optional participation in a Share Ownership Plan, free onsite parking, flexible benefits, and access to a personal discounts portal. We also offer a range of additional support and benefits through our Everyone is Included…