Lead QA Automation Engineer (Data Platforms & Databricks)

Luxoft Poland; Poland; On-site; PLN 180,000 - 300,000; Full time

Job summary

Luxoft Poland is seeking a Technical Lead QA Engineer to drive test automation across data platforms and pipelines. You will design and maintain automation frameworks for ETL, DWH, and backend systems while promoting a shift-left quality approach.

You will lead cross-team adoption, mentor engineers, and collaborate with platform, infra, and ML teams to ensure scalable, reliable test coverage across data operations.

Qualifications

• Minimum 8 years in QA automation.
• 3+ years Python automation.
• 2+ years Pytest experience.
• Daily Git usage (branching, PRs, reviews).
• Experience with Azure DevOps for API testing.
• Strong SQL for data validation in ETL tests.
• Databricks testing experience (not just notebooks).
• Familiar with test automation tools and frameworks.

Responsibilities

• Design and maintain automated test frameworks (unit, integration, end-to-end).
• Lead test automation adoption across teams and align with goals.
• Automate data quality checks for data warehouses, data lake, and big data.
• Create reusable test tools/packages for multiple projects.
• Automate API and backend tests (REST/GRPC).
• Run performance, scalability, and fault-tolerance tests.
• Integrate tests into CI/CD pipelines.
• Collaborate with platform, infra, and ML engineers.

Skills

QA Automation

Python

Data testing

SQL

CI/CD

Test architecture

Leadership

Mentoring

Stakeholder mgmt

Databricks testing

Git

Tools

Pytest

Git

Azure DevOps

Databricks

CI/CD tooling

Job description

We are looking for a Technical Lead QA Engineer to play a pivotal role in ensuring the quality and reliability of our data platforms. You will be responsible for developing and maintaining test automation frameworks for our data pipelines, ETL processes, and backend systems. This role offers the opportunity to work on cutting-edge technologies in a highly dynamic and collaborative environment. As a key player in test automation, you will drive quality improvement initiatives, work closely with development teams, and contribute to a shift-left approach in our data operations. You'll be at the forefront of ensuring that our data infrastructure supports global investment strategy and mission.

Responsibilities:

• Design and maintain automated test frameworks (unit, integration, end-to-end),
• Driving Change and Stakeholder Engagement: Lead efforts to introduce and promote the test automation framework across teams. Drive buy-in from stakeholders and developers by demonstrating the framework's value, providing clear communication, and ensuring alignment with team goals. Help stakeholders and developers embrace automation as an integral part of the software development lifecycle,
• Automate data quality checks for platforms like Data Warehouses (DWH), Data lake, and BigData environments.
• Distribute Across Projects: Design the test tools as an individual package that can be reused in various projects, allowing multiple teams to benefit from a shared test automation solution.
• Automate API and backend testing (REST/gRPC),
• Run performance, scalability, and fault-tolerance tests,
• Integrate tests into CI/CD pipelines,
• Collaborate closely with platform, infra, and ML engineers

Mandatory Skills Description:

• Minimum 8 years in QA Automation
• Strong, practical experience with Python (3+ years):
  • Ability to write clean, maintainable automation code
  • Ability to manage and extend automation frameworks
  • Not just scripting - actual engineering level proficiency
• Strong, proven experience with Pytest (2+ years):
  • Fixtures, parametrization, markers
  • Test suite structuring
• Hands on experience with Git (daily usage):
  • Branching strategies, PR workflows, code reviews
• Hands on experience with Azure DevOps:
  • Ability to design and automate API tests
• Strong SQL and Python for test automation:
  • Data validation across ETL pipelines
• Experience with Databricks (2+ years):
  • Not just reading notebooks - actual testing experience
• Experience with test automation tools:
  • Building, maintaining, and scaling frameworks
• Understanding of CI/CD processes:
  • Ability to integrate tests into pipelines
• Familiarity with data warehouses & ETL testing
• Ability to own architecture & drive quality strategy
• Experience collaborating with developers
• Able to influence, challenge, and guide engineering teams
• QA leadership experience
• Leading initiatives, mentoring, driving standards
• Fast learner, adaptable to new tools & technologies

Nice-to-Have Skills Description:

• Experience in the BSFI domain
• Understanding of the Investment Data Domain