Senior Power BI Developer
Location: London / Hybrid (1 day/week onsite)
Contract Duration: 3 Months
IR35 Status: Outside IR35
About the Role
A high-profile organisation is seeking a Senior Power BI Developer to deliver robust reporting and analytics solutions across their core operations. Focusing primarily on Finance and Retail data streams, you will own the end-to-end Power BI lifecycle, from refining data models using Star Schema principles to deploying performant, production-ready dashboards.
Key Responsibilities
- End-to-End Analytics: Design, build, and maintain scalable Power BI dashboards and semantic models that translate business needs into intuitive reporting.
- Architecture & Optimization: Collaborate with Data Engineering teams to evaluate performance bottlenecks and determine whether metrics should be calculated in Power BI or upstream in the ETL platform.
- Data Integration: Query and integrate data across diverse environments, including Databricks, SQL Server, Azure, REST APIs, and SharePoint.
- Advanced Modelling: Build complex DAX measures, KPIs, and Power Query (M) transformations to support robust decision-making.
- Governance & Security: Manage datasets, refresh schedules, and Row-Level Security (RLS) within Power BI Service to maintain data accuracy and integrity.
Essential Experience
- Proven track record as a Senior Power BI Contractor delivering enterprise-level solutions.
- Commercial experience building reporting solutions focused on Finance and Retail data.
- Advanced hands-on expertise in DAX, Power Query (M), and SQL (T-SQL).
- Strong data modelling expertise using Star Schema principles.
- Experience querying Databricks structures and integrating modern cloud data architectures.
- Excellent stakeholder management skills with the ability to bridge the gap between technical teams and business units.
Desirable Skills
- Familiarity with the wider Azure data ecosystem (Azure Data Factory, Synapse, Azure SQL) or Microsoft Fabric.
- Exposure to DevOps workflows (Git, CI/CD for BI deployments).
- Microsoft Certified: Power BI Data Analyst Associate (PL-300).
- Power Platform integration experience (Power Apps / Power Automate).
- Experience working within Agile or iterative delivery environments.
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Senior Power BI Developer in London employer: LGBT Great
LGBT Great is an exceptional employer that prioritises inclusivity and employee well-being, making it a fantastic place for professionals in the insurance sector. With a strong focus on career development, employees benefit from comprehensive training opportunities and a supportive work culture that values collaboration and innovation. Located in a vibrant area, the company also offers competitive salaries, private medical insurance, and generous annual leave, ensuring a rewarding work-life balance.
