Power BI Developer

Key Responsibilities as a Power BI Developer

• Design and develop enterprise-scale Power BI reports, dashboards and scorecards.
• Build and maintain semantic models using dimensional modelling best practices.
• Develop advanced DAX calculations, calculation groups and performance optimisation techniques.
• Implement Incremental Refresh strategies and semantic model partitioning.
• Optimise refresh performance, query efficiency and large-scale dataset management.
• Develop and support Python-based automation processes for semantic model refreshes.
• Integrate Power BI with orchestration and scheduling frameworks.
• Implement Row-Level Security (RLS), governance controls and access management.
• Support Power BI Premium/Fabric capacity management.
• Troubleshoot refresh failures, gateway issues and performance bottlenecks.
• Contribute to CI/CD pipelines and deployment automation for Power BI solutions.

Experience You'll Need as a Power BI Developer

• Expert-level experience with Power BI Desktop and Power BI Service.
• Extensive experience designing and developing enterprise semantic models.
• Advanced DAX, semantic modelling and Power BI performance tuning expertise.
• Strong understanding of VertiPaq, composite models, aggregations and query optimisation.
• Hands-on experience implementing Incremental Refresh and dataset partitioning.
• Experience using XMLA endpoints, Tabular Editor and DAX Studio.
• Strong SQL and dimensional modelling knowledge.
• Experience working with large-scale analytical platforms.
• Strong Python scripting experience supporting automated Power BI refresh processes.
• Experience with PowerShell, Power BI REST APIs and administration.
• Experience implementing DevOps practices and CI/CD pipelines.
• Knowledge of Power BI Premium and/or Microsoft Fabric.

Desirable Experience

• Experience within Financial Services or Risk Reporting environments.
• Familiarity with Snowflake integration for Power BI.
• Experience with enterprise scheduling platforms such as Control-M.
• Exposure to Azure Data Platform technologies and dbt.

What's on Offer

• Hybrid working with three days onsite each week.
• Initial 6-month contract with strong potential for extension.
• Opportunity to work on enterprise-scale reporting and analytics solutions within a global financial services environment.
• Immediate start available.