Remote PowerBI Developer

Senior Data & BI DeveloperSalary: £55,000 - £65,000 per annum
Job Type: Full-timeThe Role

We are seeking a highly skilled Senior Data & BI Developer who can bridge the gap between backend data architecture and front-end analytics. This role combines deep SQL expertise with advanced Power BI capabilities to support mission-critical business logic, reporting systems, and strategic insights.

You will work with complex hierarchical data models, optimize database performance, and develop impactful dashboards that empower stakeholders across the organisation.

• Design and implement efficient SQL queries and database structures to support complex business processes and hierarchical data relationships.
• Develop recursive queries and CTEs to traverse and manipulate hierarchical data.
• Optimise stored procedures and troubleshoot performance issues using execution plans and query tuning techniques.
• Collaborate with developers and analysts to translate business requirements into efficient database logic.
• Enforce data governance, integrity, and consistency across database systems.

• Design and maintain advanced interactive Power BI dashboards and reports.
• Build robust data models using DAX and manage ETL processes from various sources (SQL Server, Excel, cloud platforms).
• Gather and translate complex business requirements into technical specifications.
• Promote best practices in data governance and maintain documentation for report logic and dashboard functionality.
• Optimise Power BI solutions for performance and scalability.

• Support re-platforming initiatives with data-driven insights.
• Mentor junior analysts and contribute to a culture of continuous learning.
• Identify opportunities for new data solutions and contribute to the analytics roadmap.

• 5+ years of experience in SQL development with enterprise-grade relational databases (SQL Server).
• 4+ years of experience in Power BI development with a strong portfolio of dashboards.
• Expertise in hierarchical data patterns: adjacency lists, nested sets, recursive CTEs.
• Strong proficiency in DAX, M-Query, Power Query.
• Solid understanding of indexing, query optimisation, and performance tuning.
• Experience with stored procedures, complex joins, and relational database design.
• Strong analytical, problem-solving, and communication skills.