Principal QA Engineer
First seen by Alion on Oct 9, 2026.
Step up your career and help us build reliable software systems that are the backbone of our cybersecurity products, protecting millions of digital banking customers worldwide.
Someone who can help us:
Shape QA methodology, define test strategy, and align QA practices across teams.
Test our mobile authenticator.
Prepare scenarios for feature functional testing.
Participate in the preparation of tooling for integration and performance testing.
Introduce metrics for continuous quality improvement of our products and processes.
A detail freak who will not let things go or get discouraged by grumpy smartass developers.
A quick learner who is interested in modern cloud systems, mobile applications, and cybersecurity.
Someone who believes that great software requires personal responsibility, patience, and passion.
Someone who can communicate in Czech and English - write documentation and listen during international video calls.
A person with good knowledge of functional testing, mobile testing, API testing, and QA process:
Preparation of test scenarios based on the feature description.
Data preparation via Postman, Insomnia, and SQL.
Good eye for spotting usability issues.
Working with command line and basic bash commands.
Postman, Insomnia - tools for API testing.
Optional knowledge of our tech stack and ability to quickly learn:
Testing: JUnit 5, Gatling, JMeter, Postman.
Source Code Management: Git, Github.
Building: Maven, Gradle, JFrog Artifactory, CocoaPods, Swift Package Manager, GitHub Actions.
Cloud Infrastructure: Microsoft Azure.
Deployment Automation: Docker.
Server Infrastructure: Java, Apache Tomcat.
Databases: PostgreSQL, Oracle DB.
Documentation: Markdown, Jekyll, Github Pages.
What Are We Offering?
Powerful company vision, instead of just using tools well to build random software.
A chance to work on software used by millions.
Opportunities to learn and grow: internal academies, knowledge sharing, and space for professional development.
Company MacBook, tools, and support you need to create and deliver your best work.
Great freedom in working from anywhere and anytime, as long as the work is done.
A chance to work on open-source and closed-source projects.
MultiSport card to help you stay active, recharge, and maintain work-life balance.
Salary: 80 000-120 000 CZK / month.
You’ll help shape how quality is built into cybersecurity products used by millions of digital banking customers worldwide. As a Principal QA Engineer, you’ll combine hands-on testing with QA strategy, ownership, and technical leadership — and help us release software with greater confidence.
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