Senior Data Engineer
A Senior Data Engineer position within an agile team, focused on building scalable data pipelines and modernising a multi-cloud data platform. The role involves working with streaming technologies, Lakehouse architectures, and leveraging automation/AI to improve efficiency.
This is a hands-on engineering role building and optimising scalable ETL/ELT pipelines and Lakehouse architectures across a modern multi-cloud platform using Python, Spark, Airflow, and dbt.
- Build ETL/ELT pipelines (Python, SQL).
- Optimise Spark/PySpark jobs.
- Manage Airflow DAGs.
- Implement dbt transformations.
- Design medallion-style architectures using S3 and modern table formats (Iceberg, Delta Lake) with optimized layouts.
- Create reusable frameworks.
- Enforce data contracts.
- Build CI/CD pipelines.
- Establish observability practices.
- Implement validation frameworks, data contracts, and SLIs/SLOs for critical pipelines.
- 5+ years in data engineering (required).
- Strong Python, advanced SQL, Airflow, Spark/PySpark, dbt, and CI/CD proficiency (required).
- Experience with Lakehouse architectures, dimensional modeling, and cloud data warehouses (S3, Athena, Redshift) (required).
- Data quality frameworks, monitoring, and schema evolution expertise (required).
- Streaming platforms (Kafka, Kinesis) (nice-to-have).
- AI coding assistants (Cursor, Claude Code, Copilot) (nice-to-have).
- Terraform, Kubernetes/Docker (nice-to-have).
- Data catalog/metadata management experience (nice-to-have).
FDJ United is one of Europe's largest gaming and betting groups, formed after French lottery operator La Française des Jeux (FDJ) acquired Kindred Group - the company behind Unibet - in 2024 and rebranded the enlarged group in 2025. Headquartered in Boulogne-Billancourt, France, it operates lottery, online sports betting, casino and poker across multiple European markets and Australia. Its portfolio includes well-known online brands such as Unibet, 32Red and Maria Casino, alongside FDJ's French lottery and retail network. The group is listed on the Euronext Paris exchange.