Senior Data Engineer

Quick Facts

• Role: Senior Data Engineer
• Work model: Hybrid (3 days/week from Warsaw office)
• Contract/Rate: 120 PLN/h (B2B)

Description

You will design, develop, and maintain high-quality data integration and processing solutions in a cloud environment for the banking and financial services sector. You’ll build scalable data processing pipelines, optimize integrations and data exchanges between enterprise applications, and collaborate with business and technical stakeholders.

Responsibilities

• Design, develop, and maintain scalable data processing solutions using Python and PySpark
• Build and optimize data pipelines, integrations, and data exchange mechanisms between enterprise applications
• Develop and maintain solutions leveraging SQL and BigQuery
• Implement functional and non-functional requirements based on analytical and architectural documentation
• Ensure software quality through best development practices, testing, code reviews, and continuous improvement
• Work with cloud-native technologies, preferably on Google Cloud Platform (GCP)
• Contribute to CI/CD processes and automated deployment pipelines
• Collaborate with cross-functional teams to deliver reliable, high-quality solutions

Requirements

• 3+ years of experience as a Software Engineer/Developer in enterprise-scale projects
• Strong hands-on experience with Python and PySpark
• Solid understanding of software engineering best practices
• Experience in system integration and data exchange between applications
• Excellent knowledge of SQL and practical experience with BigQuery
• Experience designing and developing cloud solutions, preferably on GCP
• Proficiency with Git
• Experience with CI/CD tools and deployment automation processes
• Ability to analyze analytical and architectural documentation and translate business requirements into scalable technical solutions
• Mandatory professional experience in the banking or financial services sector
• Good understanding of financial data domains and enterprise data environments
• Strong communication, teamwork, ownership, and problem-solving skills
• Quality-oriented mindset and ability to work independently

Benefits

• Multisport Card
• Life insurance
• Private healthcare
• PowerYou platform