Senior Data Warehouse Modeller

We’re Kingfisher, a team made up of over 74,000 passionate people who bring Kingfisher - and all our other brands: Castorama, B&Q, Screwfix, Brico Dépôt and Koçtaş - to life. That’s right, we’re big, but we have ambitions to become even bigger and even better. We want to become the leading home improvement company and grow the largest community of home improvers in the world. And that’s where you come in. At Kingfisher, our customers come from all walks of life, and so do we. We want to ensure that all colleagues, future colleagues, and applicants to Kingfisher are treated equally regardless of age, gender, marital or civil partnership status, colour, ethnic or national origin, culture, religious belief, philosophical belief, political opinion, disability, gender identity, gender expression or sexual orientation . We are open to flexible and agile working. Therefore, we offer colleagues a blend of working from home and our office, located in Kraków. Talk to us about how we can best support yo u!At Kingfisher, we value the perspectives that any new team members bring, and we want to hear from you. We encourage you to apply for one of our roles, even if you do not feel you meet 100% of the requirement s. In return, we offer an inclusive environment, where what you can achieve is limited only by your imagination! We encourage new ideas, actively support experimentation, and strive to build an environment where everyone can be their best se lf. We also offer a competitive benefit package and plenty of opportunities to stretch and grow your car eer: 23,000 - 28,000 PLN gross per month on an employment con tractPrivate medical healthcare at LUXMED (including dentalcare) for you and your f amilyMedicover sports card (Fit&More pac kage)Life insurance financed by the emp loyer30-minute lunch break included in the 8-hour workin g dayWork in a highly professional and stimulating atmos phereTraining & Buddy programme that will allow you to quickly adapt to your new roleWellbeing programme for empl oyeesCo-financing of monthly tickets for the public transport in K rakowComfortable working environment in the office and the possibility of home o fficeLanguage courses, accounting courses, access to LinkedIn Learning and the possibility of co-financing studies and certific ationEmployee referral prog ramme Role Pur pose: The Senior Data Designer role supports the business by deciding what data should be ingested from source systems into the Enterprise Data Warehouse, and how this data should be transformed to make it suitable for consumption in reporting or other downstream s ystems. The role is accountable for: analysing and documenting source systems’ data as needed to meet the business requirements; determining the method and frequency for ingesting the data into the data warehouse; defining and documenting any data mapping, harmonisation, derivations, calculations, or other transformations required to make the data easy to use by the business; ensuring that the target data model is coherent and works in conjunction with the other data models in the data wa rehouse. Responsib ilities: •Designing data warehouse solutions driven by busine ss demand.•Understanding difficult solution requirements, working with the business to clarify them if necessary.•Identifying and documenting the possible data sources that may be required and analyse/profile the data they contain; working with the source system and/or business experts to understand how the business processes create and up date data.•Creating and maintaining logical and physical data models for the data warehouse solutions, working with the Platform Data Architect to ensure they fit with the data roadmap and p rinciples.•Creating and updating source to target data mappings, defining transformations and calculations, and capturing metadata (e.g. attribute definitions, datatypes, PII classification, etc.) working with the Platform Principal Data Designer to make sure they are in line with our principles and co nventions.•Supporting Data Engineers in the implementation of th e designs.•Supporting Quality Engineers in the testing of the data warehous e objects.•Providing guidance to junior members of the team on data modelling and/or technical best practices.•Supporting the wider team with other ad-hoc design or anal ysis work. Requir ed Skills: •Intermediate-level SQL querying, including dat a profiling.•Strong attentio n to detail.•A proactive and curi ous mindset.•A collaborative appro ach to work.•2 years experience as a data modeller or 5 years experience of working with data in data warehouses.•Data quality management experience. Desirabl e Experience: •Experience of non-tabular data and event-based da ta processing.•Understanding of data lifecyc le management.•Experience of working with data in Databricks.