Senior Data Architect

Senior Data Architect - £700-£750 - Inside IR35 - initial contract until 30/07/2027 - Hybrid working from a site near Euston Station - 3 days a week on site. We're currently partnering with a well-established organisation in the construction and infrastructure sector to appoint a highly capable Data Architect to join their growing technology function. This is a key hire for the business as they continue to modernise and optimise their data landscape. This is a hands-on technical role suited to someone with deep expertise across Microsoft Fabric, enterprise data architecture, and modern analytics platforms. The successful candidate will play a critical role in reviewing the existing analytics ecosystem, identifying opportunities for improvement, and driving scalable, high-performing, and cost-efficient solutions across the organisation. The Opportunity - You'll be responsible for assessing and improving the current analytics and data environment, including: Microsoft Fabric architecture Enterprise data warehouse structures ETL / ELT pipelines and data flows Semantic models Power BI reporting architecture and optimisation Following your review, you'll provide clear, prioritised recommendations and lead improvements focused on: Scalability and maintainability Performance and reliability Reduction of technical debt Operational and platform cost optimisation This role will suit someone who enjoys operating at both strategic and technical depth - capable of shaping architecture while remaining hands-on with implementation. Key Experience Required- Advanced hands-on experience with Microsoft Fabric, including end-to-end implementations Strong experience designing and implementing ETL / ELT pipelines Expertise in Power BI architecture and semantic model optimisation Strong understanding of modern enterprise data architecture principles Experience with data lake technologies, ideally Databricks Strong integration and interface management experience Experience operating within enterprise-scale analytics environments Technical Skills Advanced SQL / T-SQL Python for data engineering, automation, and transformation DAX for Power BI semantic modelling PySpark / Spark (highly desirable) Microsoft Azure ecosystem knowledge Our client is looking for someone who combines strong technical depth with excellent communication and stakeholder engagement skills. You'll be proactive, delivery-focused, and comfortable operating within a dynamic and evolving environment. Key traits include: Strong communication skills across technical and non-technical audiences Collaborative and relationship-driven approach Passion for quality, governance, and best practice Adaptability and problem-solving mindset Desire to mentor others and stay current with emerging technologies