Data Analyst / BI Developer - Tableau + SQL

Talantir; Greater London; Hybrid; GBP 60,000 - 90,000; Full time

Job summary

Fractal in London seeks an experienced Data Analyst / BI Developer focused on Tableau and SQL to analyze complex datasets and deliver high-impact dashboards for diverse stakeholders. This role requires strong SQL, Tableau expertise, and a solid data-analytics foundation.

Hybrid London-based position with emphasis on clear, data-driven storytelling. You will lead requirements, refine designs, and build scalable BI data models while staying current with visualization trends.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, or a related quantitative field.
• 3+ years of hands-on Tableau experience (Desktop/Server), building interactive dashboards and applying best practices in visualization, storytelling, and performance tuning.
• Strong analytical aptitude and advanced SQL proficiency, including complex queries (CTEs, window functions), and optimizing datasets for BI consumption—ideally on AWS Redshift.
• Solid grasp of BI data modelling (star/snowflake), well-defined facts/dimensions, and effective join/relationship strategies.
• Excellent communication and stakeholder management skills; able to translate complex data into clear, actionable insights for technical and non-technical audiences.
• Demonstrated ability to work independently and collaboratively within cross-functional teams.
• High attention to detail with a commitment to data accuracy, validation, and consistency.
• Proven experience in dashboard design and data storytelling, delivering executive-ready visuals.
• Insurance domain knowledge is preferred and will be considered an advantage.

Responsibilities

• Build and optimize SQL datasets (views/materialized views) for Tableau, primarily from AWS Redshift; author complex queries using CTEs, window functions, and aggregations.
• Design and maintain scalable BI data models for Tableau, leveraging star/snowflake schemas, well-defined dimensions and facts, surrogate keys, and effective relationship/join strategies.
• Create impactful, user-friendly visualizations and dashboards in Tableau.
• Partner with stakeholders to gather requirements and translate them into actionable, data-driven insights.
• Deliver dashboards and reports that clearly communicate findings to both technical and non-technical audiences.
• Demonstrate advanced proficiency in data visualization and storytelling, consistently applying best practices to craft clear, compelling narratives and visuals.
• Stay current with emerging trends, tools, and techniques in data visualization and analytics.

Skills

Tableau

SQL

Data analysis

Stakeholder management

Data visualization

Communication

Education

Bachelor’s or Master’s degree in Computer Science or related quantitative field

Tools

AWS Redshift

Tableau Server

Job description

It's fun to work in a company where people truly BELIEVE in what they are doing! We're committed to bringing passion and customer focus to the business.

Data Analyst / BI Developer - Tableau + SQL

12 month FTC

Location: London (Hybrid)

Fractal is a strategic AI partner to Fortune 500 companies with a vision to power every human decision in the enterprise. Fractal is building a world where individual choices, freedom, and diversity are the greatest assets. An ecosystem where human imagination is at the heart of every decision. Where no possibility is written off, only challenged to get better. We believe that a true Fractalite is the one who empowers imagination with intelligence. Fractal has been featured as a Great Place to Work by The Economic Times in partnership with the Great Place to Work® Institute and recognized as a ‘Cool Vendor’ and a ‘Vendor to Watch’ by Gartner.

About The Role

As a Data Analyst / BI Developer in the insurance sector, you will analyze complex, domain-specific datasets and deliver high-impact dashboards that clearly communicate insights to diverse stakeholders. This role requires deep proficiency in Tableau (Desktop/Server), strong SQL skills, and a solid foundation in data analysis and analytics. You will lead stakeholder management eliciting requirements, refining designs, and driving adoption while producing clear, precise, and engaging visualizations that support decision-making.

Key Responsibilities

• Build and optimize SQL datasets (views/materialized views) for Tableau, primarily from AWS Redshift; author complex queries using CTEs, window functions, and aggregations.
• Design and maintain scalable BI data models for Tableau, leveraging star/snowflake schemas, well-defined dimensions and facts, surrogate keys, and effective relationship/join strategies.
• Create impactful, user-friendly visualizations and dashboards in Tableau.
• Partner with stakeholders to gather requirements and translate them into actionable, data-driven insights.
• Deliver dashboards and reports that clearly communicate findings to both technical and non-technical audiences.
• Demonstrate advanced proficiency in data visualization and storytelling, consistently applying best practices to craft clear, compelling narratives and visuals.
• Stay current with emerging trends, tools, and techniques in data visualization and analytics.

Qualifications

• Bachelor’s or Master’s degree Computer Science, or a related quantitative field.
• 3+ years of hands-on Tableau experience (Desktop/Server), building interactive dashboards and applying best practices in visualization, storytelling, and performance tuning.
• Strong analytical aptitude and advanced SQL proficiency, including complex queries (CTEs, window functions), and optimizing datasets for BI consumption- ideally on AWS Redshift.
• Solid grasp of BI data modelling (star/snowflake), well-defined facts/dimensions, and effective join/relationship strategies.
• Excellent communication and stakeholder management skills; able to translate complex data into clear, actionable insights for technical and non-technical audiences.
• Demonstrated ability to work independently and collaboratively within cross-functional teams.
• High attention to detail with a commitment to data accuracy, validation, and consistency.
• Proven experience in dashboard design and data storytelling, delivering executive-ready visuals.
• Insurance domain knowledge is preferred and will be considered an advantage.

If you like wild growth and working with happy, enthusiastic over-achievers, you'll enjoy your career with us!