Business Intelligence Developer

Business Intelligence Developer - SQL, ETL, Power BI, DAX, Azure Data Factory, Data Warehousing, Reporting & Dashboard Development. Permanent. London Hybrid (3/2). c.£80k -£90k + Bonus + Benefits

Global Law Firm seeks an experienced Business Intelligence Developer to join its Business Systems team, supporting and developing a business-critical BI Reporting and data platform. You'll work across an Enterprise Data Warehouse, Microsoft Power BI/Fabric and Azure Data Factory, helping the firm turn data into meaningful business insight while ensuring applications remain reliable, scalable and aligned with evolving business needs.

NOTE: This vacancy is offered by the IT Recruitment Division of Comtecs and is based at a Law Firm in London.

The role has three key pillars: SQL Engineering / ETL, Power BI Report & Dashboard Development, and Stakeholder Liaison – gathering, defining and maturing requirements for Business Intelligence. You'll combine strong technical capability with excellent stakeholder skills, translating business requirements into effective data solutions and communicating technical concepts clearly to non-technical users.

Key Responsibilities:

• Develop and maintain SQL, data warehouse structures and ETL processes using Azure Data Factory.
• Design and develop Power BI reports, dashboards and semantic models using DAX.
• Work with stakeholders to gather, define and mature Business Intelligence requirements.
• Translate business needs into practical BI solutions, enhancements and reporting capabilities.
• Support integrations using Azure Data Factory, including REST API and OData connections.
• Troubleshoot complex technical issues and proactively identify opportunities for improvement.
• Manage application changes, documentation, security, governance and third-party relationships.

We're looking for candidates with strong Business Intelligence, Data Engineering and Power BI experience, combined with the ability to engage confidently with business stakeholders. You will possess:

• Expert SQL skills including stored procedures, functions, XML and JSON data types.
• Strong understanding of Data Warehouse methodologies such as Kimball and Inmon.
• Strong Power BI report and dashboard development and DAX skills, including semantic modelling and paginated reports.
• Experience building ETL and integrations using Azure Data Factory.
• Strong stakeholder engagement skills with the ability to gather and translate BI requirements.
• Excellent communication and documentation skills, with the ability to explain technical concepts to non-technical audiences.
• Experience with Tabular Editor, DAX Studio and ALM Toolkit would be desirable.
• Experience of DevOps, CI/CD and deployment pipelines would be advantageous.
• Experience within the legal sector or another highly regulated environment is desirable.
• Experience with aspects of MS Fabric will be useful as the platform is being rolled out across the environment.

This is an excellent opportunity to join a Business Systems team working across multiple systems and depts within the firm where you'll combine hands-on SQL and ETL engineering, Power BI development and business-facing requirements gathering to help shape and improve a highly important Business Intelligence and data platform.

Experience gained in Law Firm, Legal Services, Legal Application Vendors / Systems Integrators or Consultancies welcomed but non-essential. We can consider experience from Financial Services, Banking / Investment Banking (London Stock Exchange, London Metal Exchange etc) as well as from within wider professional services environments.