Salary: £55,000 - 65,000 per year Requirements: We are looking for an experienced Data Analyst with strong attention to detail and a proactive problem-solving mindset. We need advanced Power BI experience, including the ability to design, maintain, and optimise reports for internal and external stakeholders. We require strong DAX knowledge for KPI development, time-based analysis, and exception reporting. We are looking for experience writing and refining SQL queries, stored procedures, and SSIS packages. We need someone with experience handling live operational data and working in production-critical environments. We value experience resolving discrepancies across invoices, delivery records, customer accounts, and operational data. We want someone with experience in ERP and financial systems. Microsoft Fabric and data lake architecture experience is advantageous. We are seeking someone who can communicate clearly with both technical and non-technical stakeholders. A background in refactoring legacy logic for reliability and performance improvements is beneficial. Responsibilities: We will rely on you to take ownership of business-critical data flows, reporting, and operational insights across our ERP and reporting platforms. We want you to design, maintain, and optimise Power BI reports that deliver data-backed insights and actionable outputs. You will lead reconciliation efforts to resolve discrepancies across invoices, delivery records, customer accounts, and operational data. You will write and refine SQL queries, stored procedures, and SSIS packages to support robust and scalable data workflows. You will help refactor legacy logic to improve reliability and performance. You will analyse and resolve data challenges within ERP and financial systems. You will work closely with development teams to align manual workflows with automated reporting pipelines. You will act as a bridge between technical and non-technical stakeholders, translating business needs into clear reporting and decision-support outputs. You will support critical decision-making by delivering concise communication and accurate insights. You will contribute to the evolution of our data platform, including opportunities to gain experience with Microsoft Fabric, data lake architecture, and AI rollout initiatives. Technologies: AI DAX ERP Fabric Support Power BI SQL SSIS More: We are a market-leading IT services organisation offering a permanent Senior Data Analyst role based on-site in Watford, with a salary of up to £65,000. This is a high-visibility position within a fast-paced environment, where you will take ownership of critical data processes and help shape reporting and operational insight across the business. As we continue to evolve our data platform, you will have the opportunity to gain extensive experience in Microsoft Fabric, data lake architecture, and AI rollout initiatives while working closely with both technical and non-technical teams. last updated 21 week of 2026