Tableau BI Specialist

Our client, a leading global supplier for IT services, requires Tableau BI Specialist to be based at their client's office in London, UK.

This is a hybrid role - you can work remotely in the UK and attend the London office 2 days per week., Our client is seeking an experienced and highly skilled Tableau BI Specialist with strong expertise in Business Intelligence, Data Visualization, and Analytics. This role is responsible for architecting, developing, and optimizing enterprise-grade BI solutions using Tableau. The ideal candidate will work closely with business stakeholders, analytics engineers, data engineering teams, and leadership to deliver scalable, secure, and high-performance analytics solutions that enable data-driven decision-making., * BI Solution Architecture & Development

• Design and deliver scalable, enterprise-grade Tableau dashboards, reports, and scorecards.
• Architect governed BI environments with structured publishing standards and version control.
• Build advanced analytics using LOD expressions, table calculations, parameters, and dynamic dashboard features.
• Implement secure data access controls including row-level and column-level security.
• Optimize extract strategies, live connections, and overall platform performance.
• Monitor usage metrics and continuously improve adoption across the organization.

Data Modeling & Integration

• Develop robust dimensional data models (fact and dimension structures).
• Integrate data from cloud platforms, on-prem databases, and flat files.
• Write efficient SQL queries for transformation and performance optimization.
• Collaborate with data engineering teams to support ELT workflows.
• Ensure data accuracy, consistency, and scalability across large datasets.

Dashboard Engineering & Performance Optimization

• Implement complex business logic within dashboards.
• Apply advanced filtering techniques and cross-database joins.
• Design and manage published data sources.
• Conduct performance analysis and optimize workbook load times.
• Recommend database indexing and tuning improvements.
• Configure incremental refresh strategies for large-scale deployments.

Governance, Security & Compliance

• Establish BI governance frameworks and naming conventions.
• Enforce publishing standards and data access policies.
• Ensure compliance with data privacy and regulatory requirements.
• Apply data masking techniques for sensitive information.
• Maintain alignment with enterprise security protocols.

Advanced Analytics & Innovation

• Develop forecasting models and trend analyses.
• Support Embedded analytics solutions.
• Enhance dashboards using extensions and AI-driven capabilities.
• Contribute to modern BI architecture initiatives within cloud environments.

Stakeholder Engagement & Delivery

• Translate business requirements into scalable analytics solutions.
• Define KPIs and performance measurement frameworks.
• Present insights through compelling data storytelling.
• Conduct user training and executive dashboard walkthroughs.

Leadership & Mentorship

• Guide and mentor junior BI professionals.
• Conduct technical reviews to maintain development standards.
• Lead BI initiatives and coordinate small project teams.
• Promote best practices in performance and governance.

• Advanced expertise in Tableau Desktop, Tableau Cloud, and Tableau Prep Builder.
• Strong proficiency in SQL for complex querying and optimization.
• Deep understanding of data warehousing principles and dimensional modelling.
• Experience handling large-scale datasets in enterprise environments.
• Knowledge of BI governance, security implementation, and access control design.
• Experience working with relational databases and cloud-based data platforms.
• Strong analytical thinking and problem-solving capability.
• Proven ability to gather requirements and deliver business-aligned analytics solutions.
• Excellent communication and stakeholder engagement skills.
• Experience mentoring or guiding junior team members.

Desirable Skills:

• Experience with ELT tools such as DBT.
• Familiarity with cloud ecosystems, particularly Google Cloud Platform.
• Exposure to Embedded analytics implementations.
• Knowledge of data cataloguing and metadata management tools (eg, Atlan).
• Experience implementing forecasting or predictive analytics models.
• Understanding of GDPR and enterprise regulatory compliance frameworks.
• Tableau performance recording and advanced troubleshooting expertise.
• Certification in Tableau or related BI technologies.
• Experience working in large, multi-domain enterprise environments.
• Background in driving BI adoption strategies and analytics enablement programs