Lead Data Designer

Kingfisher; Kraków; Hybrid; PLN 301,000 - 346,000; Full time

Benefits offered by this job

Private medical healthcare

Life insurance financed by the company

Medicover sports card

Co-financing of monthly transport

Training & Buddy programme

Wellbeing programme

Language courses

Opportunity for home office

Employee referral programme

Job summary

Kingfisher is hiring a Lead Data Designer in Kraków. You will determine data to ingest from source systems into the Enterprise Data Warehouse, and how to transform it for reporting and downstream use.

You’ll define data mappings, harmonisation and calculations, ensure coherent target models, and support data engineers and quality engineers in implementation and testing.

Qualifications

• Advanced SQL querying capability.
• Experience as a data modeller/data architect with high-complexity data modelling.
• Fluent written and spoken English.

Responsibilities

• Design data warehouse solutions driven by business demand.
• Clarify requirements with business to ensure correct data modelling.

Skills

Advanced SQL

Attention to detail

Collaborative approach

5+ years data modelling/architecture

Data quality management

Data lifecycle management

Non-tabular data processing

English fluency

Job description

Overview

Lead Data Designer

Who we are and what we create?

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 you!

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 self.

We also offer a competitive benefit package and plenty of opportunities to stretch and grow your career:

• 27,000 - 31,000 PLN gross per month on an employment contract
• Private medical healthcare at LUXMED (including dentalcare) for you and your family
• Medicover sports card (Fit&More package)
• Life insurance financed by the employer
• 30-minute lunch break included in the 8-hour working day
• Work in a highly professional and stimulating atmosphere
• Training & Buddy programme that will allow you to quickly adapt to your new role
• Wellbeing programme for employees
• Co-financing of monthly tickets for the public transport in Krakow
• Comfortable working environment in the office and the possibility of home office
• Language courses, accounting courses, access to LinkedIn Learning and the possibility of co-financing studies and certification
• Employee referral programme

What's the job?

Role Purpose:

The Lead 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 systems.

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 warehouse.

Responsibilities:

• Designing data warehouse solutions driven by business 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 update 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 principles
• 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 conventions
• Supporting Data Engineers in the implementation of the designs
• Supporting Quality Engineers in the testing of the data warehouse objects
• Providing guidance to more junior members of the team on all aspects of data management and modelling
• Supporting the wider team with other ad-hoc design or analysis work

What you'll bring

Required Skills:

• Advanced-level SQL querying
• Strong attention to detail
• A collaborative approach to work
• 5 years experience as a data modeller/data architect, with proven experience in modelling high-complexity data
• Data quality management experience
• Data lifecycle management experience
• Experience in working with non-tabular data and event-based data processing
• Fluency in English, both written and spoken

Desirable Experience:

• Knowledge of Databricks Unity Catalog – especially metadata and system tables
• Understanding of row-level security and attribute-based access control