Full job description

Power BI Developer & Data Modeller6-Month Contract | £450/day Inside IR35 | London Hybrid (2-3 Days Per Week)
The OpportunityWe’re looking for an experienced Power BI Developer & Data Modeller to join a growing data function that is investing heavily in its reporting, analytics and cloud data capabilities. This contract role will play a key part in transforming complex business data into meaningful insights through modern BI solutions and scalable data models.
Working within a collaborative data team, you’ll partner with Data Engineers, Product Owners and business stakeholders to deliver enterprise-grade reporting solutions while helping shape the underlying data structures that support them. You’ll have exposure to modern cloud-based data platforms, including Databricks and Microsoft technologies, and will contribute across the entire analytics lifecycle from requirements gathering through to dashboard delivery.
What You’ll Be DoingBusiness Intelligence & Reporting*Develop engaging Power BI dashboards and reporting solutions for a variety of business functions.
*Create and manage semantic layers, datasets and reusable reporting assets.
*Build advanced DAX measures, calculations and business logic.
*Improve dashboard performance, scalability and end-user experience.
*Apply data security controls and reporting governance best practices.
*Support testing, deployment and ongoing optimisation of reporting products.
Data Modelling & Analytics*Design robust dimensional models to enable accurate and consistent reporting.
*Build and maintain fact and dimension structures aligned to business needs.
*Work closely with stakeholders to define KPIs, measures and reporting standards.
*Ensure data accuracy, consistency and trust across analytical solutions.
Databricks & Data Platform*Write and optimise SQL queries against large-scale cloud datasets.
*Collaborate with engineering teams to create curated reporting-ready data products.
*Support data validation, reconciliation and quality assurance activities.
*Contribute to the development of scalable analytics solutions within a modern data platform environment.
Stakeholder Collaboration*Gather, analyse and document business reporting requirements.
*Translate business challenges into practical dashboard and analytics solutions.
*Deliver meaningful insight and recommendations to stakeholders.
*Support users through training, adoption and knowledge sharing.
Required ExperienceWe’re interested in candidates who can demonstrate strong commercial experience across business intelligence, reporting and data modelling disciplines.
Technical Requirements*Proven expertise delivering Power BI solutions in enterprise environments.
*Advanced DAX development experience.
*Strong SQL querying and performance optimisation skills.
*Experience designing and maintaining analytical data models.
*Exposure to large, complex datasets and enterprise reporting environments.
*Knowledge of Power BI Service, workspace management and deployment processes.
*Understanding of data governance, security and access control principles.
*Experience working with Databricks, Microsoft Fabric or similar modern data platforms.
Data & Modelling Knowledge*Dimensional modelling methodologies.
*Star schema design principles.
*Fact and dimension table development.
*Slowly Changing Dimension (SCD) concepts.
*KPI framework and metric definition experience.
Stakeholder & Delivery Skills*Strong communication skills with both technical and non-technical audiences.
*Ability to gather requirements and influence reporting outcomes.
*Excellent analytical and problem-solving capabilities.
*Comfortable working across multiple workstreams in a fast-paced environment.
Nice to HaveExperience in any of the following would be advantageous:
*Databricks Lakehouse architecture.
*Microsoft Fabric.
*Python for data analysis and automation.
*CI/CD, DevOps or release management practices.
*Experience within construction, infrastructure, engineering, property or project-based organisations.
*Microsoft Power BI certifications.
Contract DetailsRole: Power BI Developer & Data Modeller
Contract Length: Initial 6 Months
Rate: £450 per day
IR35 Status: Inside IR35
Location: London
Working Pattern: Hybrid, 2-3 days per week onsite
Start Date: ASAP
This is an excellent opportunity for a Power BI specialist who enjoys combining dashboard development, data modelling and stakeholder engagement within a modern cloud data environment. You’ll be joining a high-performing team delivering impactful data solutions that drive business decision-making across the organisation.