A well-established business in Brentford is seeking an experienced BI Developer to join their BI and Data Team as they embark on a major transformation journey, moving from legacy systems towards a modern Microsoft ecosystem built on Azure and Fabric.The team operates mostly remotely, with office collaboration up to once per week alongside the wider BI and Data team and other business stakeholders.This is a pivotal role where you''ll take ownership of the migration, design the architecture, and ensure the new set-up supports analytics, forecasting, and AI enablement.Key responsibilities will include:Designing and delivering scalable BI solutions using Microsoft FabricBuilding and managing data pipelines with OneLake, Dataflows Gen2, and Data FactoryDeveloping semantic models in Power BI and integrating with DirectLake or Warehouse datasetsOptimising data models for performance and reusabilitySupporting governance, security, and compliance best practices in a modern data platformTooling for migration and reconciliation of data from legacy systems or acquisitionsProviding technical support and hands-on data engineering across the full stackWe are looking for:Strong experience as a BI Developer, Data Engineer, or similarHands-on experience with Microsoft Fabric (essential)Proven expertise with Azure Data services (Data Factory, OneLake, Synapse, etc.)Solid background in database technologies (SQL), reporting tools (Power BI)Excellent communication skills to work across technical