Lead BI Analyst - Tableau

Harnham; Greater London; Hybrid; GBP 50,000 - 62,000; Full time

Benefits offered by this job

Flexible hybrid working

Cost of living increases

Career progression

Job summary

Harnham is seeking a Lead Business Intelligence Analyst (Tableau Technical Lead) in London, offering hybrid working with in-office presence approximately once a month. You will own the Tableau environment, drive governance, and support cloud migration while enabling scalable, self-serve analytics across the business.

You will lead end-to-end Tableau development, define best practices, optimise performance, and collaborate with data engineering on architecture decisions.

Qualifications

• Extensive end-to-end Tableau experience across desktop, prep and cloud.
• Proven leadership in Tableau environment within a business setting.
• Advanced SQL skills for complex queries and data structures.
• Experience across reporting and data layers, not just front-end.
• Strong BI best practices: performance, usability, governance.
• Able to communicate complex concepts to diverse stakeholders.

Responsibilities

• Lead end-to-end Tableau development across Desktop, Prep and Cloud.
• Define and enforce best practices for dashboard design, data modelling and performance.
• Own BI governance frameworks, including data quality and reporting standards.
• Support and enable business users to develop self-service analytics.
• Write and optimise complex SQL across cloud and on-premise environments.
• Escalate and resolve complex BI and data-related issues.

Skills

Tableau

SQL

BI governance

Data modelling

Stakeholder comms

Cloud migration

Tools

Tableau

SQL

Job description

Lead Business Intelligence Analyst (Tableau Technical Lead)

London (Hybrid, approximately once per month in office)

Salary - £56,000 plus strong cost of living increases

This is a high-impact opportunity to take ownership of a growing Business Intelligence function within a globally recognised, purpose-driven organisation. You will play a key role in shaping how data is used across the business, driving the evolution from traditional reporting to a scalable, modern, and increasingly automated analytics environment.

The Company

They are an established international organisation operating within a knowledge-led, data-rich environment, supporting professionals and organisations globally. Data sits at the centre of their strategy, informing product development, decision-making, and customer outcomes.

The business is investing significantly in its data capabilities, with a clear focus on building scalable infrastructure, strengthening data governance, and enabling more advanced analytics. The central data team works in close collaboration with both internal stakeholders and external partners, creating a collaborative and forward-thinking environment.

The Role

As Lead Business Intelligence Analyst, you will act as the technical authority for Tableau and take ownership of BI standards across the organisation. You will focus on improving the scalability, performance, and governance of the existing BI environment while supporting a major cloud migration programme.

Key responsibilities include:

• Leading end-to-end Tableau development across Desktop, Prep, and Cloud
• Defining and enforcing best practice for dashboard design, data modelling, and performance optimisation
• Owning BI governance frameworks, including data quality and reporting standards
• Supporting and enabling business users to develop self-service analytics capability
• Writing and optimising complex SQL across cloud and on-premise environments
• Acting as the escalation point for complex BI and data-related issues
• Collaborating with data engineering teams on architecture and platform decisions
• Driving improvements to an existing Tableau estate, reducing technical debt and introducing scalable design patterns
• Supporting a major data warehouse migration into a cloud platform

Your Skills & Experience

• Strong end-to-end Tableau experience, including dashboard and data source development
• Proven capability in leading or improving a Tableau environment within a business setting
• Advanced SQL skills, with experience creating and optimising complex queries and data structures
• Experience working across both reporting and underlying data layers, not limited to front-end development
• Strong understanding of BI best practices, including performance, usability, and governance
• Ability to communicate technical concepts clearly to both technical and non-technical stakeholders
• Exposure to data migration or modernisation programmes is beneficial
• Experience contributing to or improving BI services within an organisation is advantageous

What They Offer

• Salary - £56,000 with strong annual cost of living increases
• Flexible hybrid working with minimal office requirements
• A visible, high-impact role with ownership of the Tableau environment
• Opportunity to shape BI strategy and influence data governance at scale
• Involvement in a major cloud migration programme
• Exposure to emerging areas such as AI-enabled analytics and semantic layer development
• Clear progression within a structured framework