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