Senior Data Engineer

📍 Location: Gdańsk / Gdynia / Warsaw (hybrid)

🚀 Start: ASAP

💶 Rate: 35–45 EUR/h

About the role

We are looking for a Senior Data Engineer to work on a long-term project for a leading client in the banking industry.In this role, you will implement complex data requirements and build scalable solutions that support the client’s Financial Crime Prevention processes.

Responsibilities

• Build distributed Big Data processing pipelines handling large volumes of structured and unstructured data in near real-time

• Develop streaming applications connecting multiple internal and external data sources

• Transform and enrich data with Apache Spark for analytics, visualization, and search

• Deliver clean, high-quality datasets for downstream systems

• Work closely with DevOps, QA, and Product teams in a Continuous Delivery environment

Requirements

• Experience with Big Data / ETL / SQL / Data Testing (Senior level)

• Expert-level Scala

• Expert-level Spark and Spark SQL

• Practical experience with distributed, large-scale data systems

Recruitment process

1. First interview: Conversation with our Talent Team

2. Technical interview: Discussion with one of our developers

3. Final interview: Meeting with the CTO