{ “@context”: “http://schema.org”, “@type”: “JobPosting”, “title”: “BI Developer”, “description”: “
Location: London – 3 days
Contract: 3 months (likely extension)
IR35: Outside
Rate: £425-475
Start: ASAP
Overview
This is an internal-facing role focused on consolidating data from multiple business systems (e.g. Finance, HR, planning tools) into a centralised reporting layer. The goal is to build clear, commercially focused dashboards for stakeholders across the business.
Role Focus / Milestones
- Weeks 1-2: Engage stakeholders, gather requirements, and define approach
- Month 1: Assess existing data warehouse and data structures
- Month 2: Build and structure backend data pipelines/models
- Month 3: Deliver stakeholder-facing dashboards
Key Responsibilities
- Gather requirements and provide recommendations to stakeholders
- Assess and structure data within the warehouse
- Build and optimise data models/pipelines
- Develop clear, actionable dashboards for business users
- Work independently in a fast-paced, evolving environment
Experience Required
- Strong Power BI and SQL
- Experience working with cloud environments (Azure preferred, GCP/AWS also fine)
- Exposure to data warehousing and structuring data for reporting
- Microsoft Fabric (nice to have)
- Media, advertising or agency environments (commercial data focus)
Soft Skills
- Strong stakeholder communication
- Able to operate in a slightly unstructured/fast-paced environment
- Confident, proactive and able to work independently
Company: Harnham
Location: London
Job Description:
Location: London – 3 daysContract: 3 months (likely extension)IR35: OutsideRate: £425-475Start: ASAP
Overview
This is an internal-facing role focused on consolidating data from multiple business systems (e.g. Finance, HR, planning tools) into a centralised reporting layer. The goal is to build clear, commercially focused dashboards for stakeholders across the business.
Role Focus / Milestones
- Weeks 1-2: Engage stakeholders, gather requirements, and define approach
- Month 1: Assess existing data warehouse and data structures
- Month 2: Build and structure backend data pipelines/models
- Month 3: Deliver stakeholder-facing dashboards
Key Responsibilities
- Gather requirements and provide recommendations to stakeholders
- Assess and structure data within the warehouse
- Build and optimise data models/pipelines
- Develop clear, actionable dashboards for business users
- Work independently in a fast-paced, evolving environment
Experience Required
- Strong Power BI and SQL
- Experience working with cloud environments (Azure preferred, GCP/AWS also fine)
- Exposure to data warehousing and structuring data for reporting
- Microsoft Fabric (nice to have)
- Media, advertising or agency environments (commercial data focus)
Soft Skills
- Strong stakeholder communication
- Able to operate in a slightly unstructured/fast-paced environment
- Confident, proactive and able to work independently
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Posted: May 12th, 2026