Senior Data Engineer (Azure)

You’ll be part of the Value Optimization Engine Platform , delivering data-driven insights for engineers and financial experts. The team works on ingesting, transforming, and exposing data through modern cloud-based data warehouse solutions and Power BI dashboards. Details Start: May 2026 (ASAP) Duration: until May 2027 Location: Warsaw (hybrid, 2–3 days onsite) Rate: up to 190 PLN/h (B2B) Client: energy sector, international environment Your responsibilities Build and develop cloud Data Warehouse solutions (Azure) Design and maintain data ingestion pipelines Develop T-SQL transformations (Azure Synapse preferred) Ensure data quality, security, and performance Collaborate with business stakeholders and Product Owner Work closely with Power BI developers Set up monitoring and orchestration of pipelines Define and maintain data contracts Support future migration from Azure to AWS Must have Strong experience as a Data Engineer Hands-on experience with Azure Data Factory Very good knowledge of T-SQL / SQL transformations Experience with cloud data warehousing (Azure) Understanding of dimensional modelling & medallion architecture Experience building and maintaining ETL pipelines Familiarity with Git and version control Good communication skills & fluent English Experience working in Agile environments Nice to have Experience with Azure Synapse Knowledge of Dataiku Experience with GitHub Actions / DevOps practices Experience with AWS or cloud migration projects Background in working with financial or engineering data What we’re looking for Proactive and curious mindset Strong analytical thinking Passion for working with data Team player with good communication skills