Senior Data Engineer

Senior • Remote

$140 - $225/hr

Warsaw, Poland

Ready to build high-performance, real-time data pipelines at scale?

At KUBO, we’re looking for a Senior Data Engineer to support a major data modernization project for a financial services client. The project is focused on Change Data Capture (CDC), real-time streaming, and analytics, helping the client handle large volumes of transactional data efficiently.

As a consultant, you’ll collaborate with an international, agile team, fully remote from Poland, and help shape the future of a platform relied on by financial teams worldwide.

Key responsibilities

Design, implement, and maintain high-performance data pipelines using CDC principles
Build and optimize streaming solutions with Kafka for real-time data integration
Develop batch and streaming data workflows with Spark
Collaborate with architects, data engineers, and product teams to ensure robust and scalable data solutions
Take full ownership of the reliability, performance, and observability of your components
Continuously improve pipeline architecture, data quality, and team processes
Support analytics and reporting by ensuring clean and structured data

Ideal candidate profile

8+ years of experience in data engineering or backend development
Hands-on experience with Kafka for real-time data streaming
Experience with Spark for batch and streaming processing
Familiarity with relational and/or NoSQL databases
Good knowledge of Java
Knowledge of modern software engineering practices, testing, and CI/CD pipelines
Engineering mindset: proactive, detail-oriented, focused on long-term quality
Strong understanding of Change Data Capture (CDC) principles is a plus
Fluent in English (spoken and written)

Conditions

Location: Remote from Poland
Contract type: B2B
Duration: Until end of 2026 (possible extension)
Salary: 150-225 PLN/h
Benefits: Private medical care, life insurance, AWS certifications, Multisport card

Recruitment steps

Call with a KUBO recruiter
Technical interview with the client team
Offer & onboarding

KUBO

KUBO is a global technology company specializing in providing cloud-based financial solutions. The company operates within the financial sector, focusing on designing and developing financial systems and integrating with banks and financial protocols. KUBO values innovation and collaboration, as evidenced by its international team and remote work opportunities. The company is committed to leveraging cutting-edge technologies such as Python, Java, Kubernetes, and AWS to deliver high-quality solutions. KUBO's mission is to enhance the financial industry through advanced technological solutions, making it a key player in the FinTech space. The company is distinguished by its global reach and emphasis on remote work, allowing it to attract talent from diverse locations.