Senior Data Modeller in London

We’re Kingfisher, a team made up of over 74,000 passionate people who bring Kingfisher and our other brands such as B&Q, Screwfix, Brico Depot, Castorama and Koçtaş to life. Guided by our purpose Better Homes. Better Lives. For Everyone. We believe a better world starts with better homes, and we work every day to make that a reality. Join us and help shape the future of home improvement.

Role purpose

The Senior Data Designer defines what data is ingested into the Enterprise Data Warehouse and how it is transformed for reporting and downstream use. The role involves analysing and documenting source system data, designing data ingestion methods and frequencies, and specifying mappings, transformations, and calculations. You will ensure the target data models are coherent, well‑documented, and aligned with the wider data warehouse architecture to support clear, business‑ready insights.

Responsibilities

• Design performant, user‑friendly data warehouse models that enable business reporting and insights.
• Translate complex business requirements into effective data model designs, working with stakeholders to clarify needs.
• Identify, analyse, and document source systems and data, collaborating with subject‑matter experts to understand data creation and changes.
• Develop and maintain logical and physical data models aligned with the data roadmap and architectural principles.
• Define and maintain source‑to‑target mappings, transformations, calculations, and metadata in line with design standards.
• Collaborate with Data Engineers and Quality Engineers to support development, testing, and delivery, while providing guidance to junior team members and supporting ad‑hoc work.

Qualifications

• Experience as a data modeller or data architect, including modelling complex data.
• Intermediate to advanced SQL querying skills.
• Strong attention to detail with a collaborative approach to work.
• Experience in data quality management.
• Desirable: Data lifecycle management experience.
• Desirable: Experience with non‑tabular/event‑based data processing and Unity Catalog.

How We Work

We believe in flexibility and balance. Our hybrid model blends home working for focus with time spent connecting and collaborating – whether in our offices or at off‑site locations. On average, around 60% of your time will involve in‑person collaboration. We value the perspectives new team members bring and encourage you to apply – even if you don’t meet 100% of the requirements.

What We Offer

An inclusive environment where your potential is limited only by your imagination. We encourage new ideas, support experimentation, and strive to create a workplace where everyone can be their best self. We also offer a competitive benefits package and plenty of opportunities to stretch and grow your career.

Diversity & Inclusion

Our customers come from all walks of life – and so do we. We’re committed to ensuring all colleagues, future colleagues, and applicants are treated equally, regardless of age, gender, marital or civil partnership status, ethnicity, culture, religion, belief, political opinion, disability, gender identity, gender expression, or sexual orientation.