Sr. Power BI Developer

• Design, develop and maintain Power BI dashboards and semantic data models
• Enable monitoring and optimisation of last-mile and mid-mile delivery performance
• Translate complex operational and logistical data into clear, intuitive, self-service reports
• Ensure reporting solutions are scalable, governed and reliable for current and future analytical needs

Day-to-Day Tasks

• Discovery and prototyping of analytical and reporting solutions using Power BI
• Working with 5+ years of historical data in a cloud data platform (e.g. Google BigQuery), including:

• Understanding existing data structures and pipelines
• Preparing and transforming data (Power Query / M, DAX, data modelling)
• Defining a robust semantic layer for self-service analytics

• Close collaboration with:

• Product managers to define KPIs and metrics
• Data engineers to align pipelines and models
• Analysts and stakeholders to standardise definitions and calculations

• Development of interactive dashboards to:

• Understand effort and cost of deliveries
• Monitor and optimise delivery performance
• Identify opportunities for automation and process improvement

• Contribution to Power BI best practices and governance, including:

• Dataset design and reuse
• Performance optimisation (aggregations, incremental refresh)
• Security (RLS), documentation and versioning

• Bachelor's or Master's degree in a relevant field
• Excellent English communication skills (spoken and written)
• Proven experience as a Power BI Developer in a data-rich, product or operations environment
• Strong skills in:

• Power BI Desktop (DAX, Power Query / M, data modelling)
• Star-schema / dimensional modelling
• Building performant, user-friendly dashboards and paginated reports

• Strong SQL skills and experience with cloud data warehouses (Google BigQuery preferred)
• Experience working in cross-functional product teams
• Self-organised, independent, and proactive collaborator
• Solid understanding of data visualisation best practices
• Experience with Power BI Service, performance tuning, governance and security
• Familiarity with Agile ways of working
• Supply chain or logistics analytics experience is a plus

What Matters Most

• Deep Power BI expertise and strong data modelling skills
• Ability to design robust semantic models and write efficient DAX
• Comfortable owning end-to-end solutions
• Experience with large, complex datasets and scalable Power BI solutions
• Proficiency with cloud data platforms and SQL