Lead Business Intelligence Analyst

Harnham; Slough; On-site; GBP 54,000 - 66,000; Full time

Job summary

Harnham is seeking a Lead Business Intelligence Analyst (Tableau) in London to own a critical Tableau environment amid data transformation. You will shape BI strategy, set governance, and advance the analytics function as it migrates to a cloud-first architecture.

You will lead Tableau development, build scalable data sources, and drive best practices across the organization, enabling self-service analytics and robust reporting.

Qualifications

• Strong Tableau experience including dashboards and data sources.
• Experience delivering end-to-end BI solutions.
• Advanced SQL with complex queries and performance tuning.
• Understanding of data modelling and governance.
• Ability to explain technical concepts to varied audiences.

Responsibilities

• Leading end-to-end Tableau development across Tableau Desktop, Tableau Prep, and Tableau Cloud.
• Designing and maintaining scalable data sources, semantic layers, and reporting solutions.
• Defining and embedding Tableau development best practices across the business.
• Building high-quality dashboards that deliver actionable business insights.
• Writing and optimising SQL across cloud and enterprise data environments.
• Supporting and enabling business users with self-service analytics capabilities.
• Owning BI governance, data quality frameworks, and reporting standards.
• Acting as the escalation point for complex BI and reporting challenges.
• Partnering with data engineering teams on architecture, modelling, and performance optimisation.
• Contributing to a major cloud migration programme and helping modernise the wider analytics ecosystem.

Skills

Tableau dashboard development

End-to-end BI delivery

SQL proficiency

Data modelling & governance

Stakeholder communication

Tools

Tableau Prep

Job description

Lead Business Intelligence Analyst (Tableau)

London

Up to £60,000

This is an opportunity to take ownership of a business-critical Tableau environment at a time of significant data transformation. You'll play a leading role in shaping BI best practice, influencing data strategy, and helping modernise a growing analytics function as it transitions to a cloud-first architecture.

The Company

They are a well-established international organisation with a strong reputation within their sector and a growing commitment to data-driven decision making. Data sits at the heart of their strategy, supporting product development, commercial performance, and operational effectiveness. With a collaborative data team and investment in modern analytics platforms, they are building a scalable, governed, and future-focused data environment.

The Role

As a Lead Business Intelligence Analyst, you will act as the technical lead for Tableau across the organisation, driving standards, governance, and platform maturity.

Responsibilities include:

• Leading end-to-end Tableau development across Tableau Desktop, Tableau Prep, and Tableau Cloud
• Designing and maintaining scalable data sources, semantic layers, and reporting solutions
• Defining and embedding Tableau development best practices across the business
• Building high-quality dashboards that deliver actionable business insights
• Writing and optimising SQL across cloud and enterprise data environments
• Supporting and enabling business users with self-service analytics capabilities
• Owning BI governance, data quality frameworks, and reporting standards
• Acting as the escalation point for complex BI and reporting challenges
• Partnering with data engineering teams on architecture, modelling, and performance optimisation
• Contributing to a major cloud migration programme and helping modernise the wider analytics ecosystem

Your Skills & Experience

• Strong commercial experience with Tableau, including dashboard development, data source development, and Tableau Prep
• Experience delivering end-to-end BI solutions rather than focusing solely on front-end reporting
• Strong SQL skills, including complex querying, table creation, and performance optimisation
• Experience improving, scaling, or maturing a Tableau environment
• Understanding of data modelling, governance, and BI best practices
• Ability to communicate technical concepts clearly to both technical and non-technical stakeholders
• Experience working with cloud data platforms, migrations, or analytics modernisation programmes is advantageous
• Exposure to Tableau administration, performance tuning, and self-service analytics initiatives would be beneficial