Tech Lead Data Engineer

GFT TECHNOLOGIES SE; Kraków; Hybrid; PLN 194,000 - 298,000; Full time

Benefits offered by this job

Hybrid work in Kraków (3 days/wk)

Medical insurance

Sport subsidy

Lunch subsidy

Life insurance

Online training

Job summary

GFT Poland is seeking a Tech Lead Data Engineer to join a hybrid team in Kraków. You will design and build a cloud-based data platform, focusing on data integration, automation, and modernization of large-scale financial services pipelines.

The role requires hands-on Python, PySpark, and Azure expertise, along with ETL development, CI/CD (GitLab), and collaboration in an Agile environment to deliver scalable data solutions. 10+ years of experience is preferred.

Qualifications

• 10+ years of professional software engineering experience.
• Recent hands-on experience with Python and PySpark used continuously over the last 2-3 years.
• Experience with Java or C#.
• Strong experience working on Unix platforms including file operations, permissions, environments, and data analysis.
• Hands-on experience designing and developing ETL and data solutions using Python.

Responsibilities

• Design and develop ETL and data processing solutions using Python and PySpark.
• Build and maintain cloud-based data platforms and pipelines.
• Analyze business requirements and translate them into technical solutions and implementation plans.
• Develop data ingestion, cleansing, transformation, loading, and reporting processes.
• Work with Azure services including ADLS, Azure Key Vault, and Databricks.
• Create and maintain CI/CD pipelines using GitLab.
• Develop and maintain Shell scripts and scheduling solutions.
• Collaborate with stakeholders in an Agile delivery environment.
• Support data analysis and troubleshooting on Unix platforms.
• Ensure high quality, scalability, and reliability of data solutions.

Skills

Python

PySpark

Java/C#

Unix

Shell scripting

CI/CD

GitLab

Databricks

Azure

ETL

Oracle databases

Autosys

Tools

GitLab

Autosys

Databricks

Azure

ADLS

Azure Key Vault

Job description

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Tech Lead Data Engineer

Date: Sep 23, 2026

Location: Kraków, PL, 30-302

Working place: Hybrid

Working Location:

Type of contract: Employment contract

Salary range: 17400 - 26700 PLN gross

What will you do?

You will join a team responsible for building a cloud-based strategic data platform supporting risk management processes within investment banking. The project focuses on data integration, process automation, digital transformation, and modernization of large-scale financial services platforms, enabling more effective risk management and data processing capabilities.

• Design and develop ETL and data processing solutions using Python and PySpark
• Build and maintain cloud-based data platforms and pipelines
• Analyze business requirements and translate them into technical solutions and implementation plans
• Develop data ingestion, cleansing, transformation, loading, and reporting processes
• Work with Azure services including ADLS, Azure Key Vault, and Databricks
• Create and maintain CI/CD pipelines using GitLab
• Develop and maintain Shell scripts and scheduling solutions
• Collaborate with stakeholders in an Agile delivery environment
• Support data analysis and troubleshooting on Unix platforms
• Ensure high quality, scalability, and reliability of data solutions
• 10+ years of professional software engineering experience
• Recent hands-on experience with Python and PySpark used continuously over the last 2-3 years
• Experience with Java or C#
• Strong experience working on Unix platforms including file operations, permissions, environments, and data analysis
• Hands-on experience designing and developing ETL and data solutions using Python
• Experience with data ingestion, transformation, cleansing, loading, and reporting processes
• Experience with Shell scripting
• Experience with Autosys
• Experience working with Oracle databases
• Ability to gather business requirements and break them down into implementable technical tasks
• Experience with CI/CD pipelines and GitLab
• Good understanding of software development lifecycle within Agile environments
• Strong knowledge of Azure platform
• Experience with ADLS
• Experience with Azure Key Vault
• Experience with Databricks

Nice to have

• Experience with AI-powered development tools such as GitHub Copilot
• Experience creating automation agents and AI-based productivity solutions

We offer

• Hybrid work in our client's office (Kraków) 3 days a week
• Working in a highly experienced and dedicated team
• Benefit package tailored to your needs (medical, sport, lunch subsidy, life insurance, etc.)
• Online training and certifications
• Access to e-learning platform
• Social events

We are GFT Poland. WE KNOW how to tackle complex issues with innovative approach to deliver the highest value. Our reputation has been built around one simple rule: we do not overpromise, WE DELIVER. We deliver to our employees, clients and partners. WE GROW as you grow, so investing in you is our business strategy. Caring for each other is our priority. WE CARE who you are, what you need, how you feel. WE CARE to smile, have fun and develop as human beings.

Why Choose GFT?

• A culture of top performance
• Deep tech IT engineering & consulting
• 1200 skilled & top-class experts
• 77% of the team are regular/senior
• Products that contribute to a sustainable world
• Competitive salary and benefits
• Ambitious projects, trainings and tools you need to flourish
• Google Cloud Partner of the Year - for going above and beyond for customers