Senior Automation Tester

Job offer

We’re looking for a Senior Automation Tester who thrives on building reliable, high-quality software.

You’ll design and implement automated testing solutions, ensuring our products perform flawlessly from development to release. In this role, you’ll turn complex requirements into robust test strategies and frameworks, collaborate closely with developers and product teams, and take ownership of quality at every stage. If you enjoy solving challenging problems, improving processes, and making a real impact on software quality, you’ll feel right at home here.

About Sybilla Technologies

Sybilla Technologies designs, builds, and operates robotic optical observatories for monitoring objects in space. We specialize in end-to-end systems and software for automated data acquisition, analysis, and scheduling across networks of sensors.

Our work spans Space Situational Awareness, Space Surveillance & Tracking, Space Traffic Management, as well as stellar and planetary research, education, and commercial on-demand observations. By combining cutting-edge technology with advanced software, we enable faster, smarter, and more reliable insights from space.

Your Responibilities

Designing, building, and maintaining scalable automated testing frameworks that ensure high software quality and long-term maintainability.
Developing and executing automated tests for functional, integration, regression, and end-to-end scenarios.
Translating business and technical requirements into effective test strategies, scenarios, and automated/manual test cases.
Conducting performance, scalability, and reliability testing to validate system behavior under real-world conditions.
Identifying, tracking, and analyzing defects and test results, providing clear insights into quality risks and improvement areas.
Collaborating closely with Software Engineers, Product Managers, and other stakeholders to embed quality across the entire SDLC.
Integrating automated tests into CI/CD pipelines, enabling continuous testing and fast, reliable releases.
Troubleshooting test and environment issues, identifying root causes, and driving continuous improvements in testing processes and tooling.
Acting as a quality advocate, proactively improving QA practices and supporting high engineering standards across the team.

What We’re Looking For:

A genuine passion for software quality and technology (interest in space-related projects is a strong plus).
3+ years of experience in software testing, including at least 2 years focused on automated test design and implementation.
Strong knowledge of software testing principles, test design techniques, and testing methodologies.
Hands-on experience with test automation and programming in C# or Python.
Good understanding of the .NET ecosystem and Visual Studio, or Pytest with Visual Studio Code.
Proven ability to design, execute, and maintain both automated and manual test cases.
A proactive, independent mindset with a strong sense of ownership, attention to detail, and commitment to delivering high-quality software.
Good English skills (B2+), including cross-team communication and reading/writing technical documentation.
A bachelor’s degree or higher in a technical or related field.

Nice to Have

Experience working in Agile development environments.
Background in fast-paced start-up or scale-up environments.

Terms of employment

Remote employment model (HQ is in Bydgoszcz/Zielonka, Poland).
Salary: 110-140 PLN net/ hour (B2B), depending on your skills and experience.
Working in a fast-growing company in a prestigious Space industry.
Full-time job & flexible work time.
Medical (LuxMed) & sports package (Multisport) (only for candidates based in Poland).