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Tech Lead Java Engineer with Spark

Tech Lead Java Engineer with Spark

Custom Field 1:  Backend Development
Custom Field 3:  Backend Development
Country/Region:  PL
Date:  Sep 18, 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?

 

Join a global agile development team focused on building next-generation solutions supporting risk management, financial crime prevention and regulatory compliance. You will design, develop and manage large-scale data processing and storage solutions that enable data-driven decision making and strategic business initiatives. Working closely with engineers, architects, analysts and data scientists, you will deliver scalable big data solutions while maintaining high engineering standards and code quality.

 

Your tasks

 

  • Work with Product Owners and IT Analysts to understand business and stakeholder requirements
  • Build and manage data processing components and storage technologies
  • Onboard new data sources and develop scalable data processing pipelines
  • Support application teams by delivering data views and datasets
  • Collaborate with Data Scientists to productionise analytical solutions
  • Follow continuous integration and test-driven development practices
  • Ensure high code quality and compliance with development standards
  • Validate technical solutions together with Architects
  • Perform unit testing and support quality assurance activities
  • Collaborate effectively within a global agile team

 

Your skills

 

  • Practical experience with Apache Spark
  • Strong programming skills in Java or Scala
  • Experience with Big Data processing technologies
  • Experience building and maintaining ETL pipelines
  • Knowledge of software development best practices
  • Strong communication skills in English

 

Nice to have

 

  • Experience with Apache Hadoop (Yarn, HDFS)
  • Experience with Spring Framework
  • Knowledge of Apache Airflow
  • Experience with SQL databases
  • Experience with Elasticsearch
  • Experience in Python
  • Experience with Google Cloud Platform
  • Practical knowledge of Maven
  • Practical knowledge of Git
  • Experience working in Agile environments

 

We offer

 

  • Hybrid work in our client's office (Kraków) 6 days a month
  • 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

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