Sr. Test Automation Engineer - Python (f/m/d) at an established IT-Security Company

Zertificon Solutions GmbH; Berlin; Vor Ort; EUR 70.000 - 100.000; Vollzeit

Benefits dieser Stelle

Flexible hours

Home office options

Germany-wide transport ticket

Bike leasing

Meal subsidies

Urban Sports Club

Team events

Zusammenfassung

Zertificon Solutions GmbH in Berlin seeks a Senior Test Automation Engineer to drive automated testing for our security software. You will create, execute, and maintain tests with Python, Selenium, Cucumber, and Playwright, ensuring rapid regression coverage and clear defect reporting.

Candidates should have at least five years in software testing in agile environments, ISTQB knowledge, Docker experience, and strong Linux/shell scripting skills, plus excellent English.

Qualifikationen

• Min 5 years as Software Test Engineer in agile development.
• ISTQB test specification methods and management, ideally certified.
• Strong experience in test automation with advanced techniques.
• Knowledge of Selenium, Cucumber, and Playwright frameworks.
• Hands-on Docker experience for containerization.
• Proficiency in Python, Linux, and shell scripting.
• Excellent communication and English skills.

Aufgaben

• Design, develop, and execute automated tests with clear error analysis and documentation.
• Ensure test coverage for existing and new features throughout development.
• Perform manual tests when automation is insufficient.
• Collaborate with developers and test engineers on testing strategies.
• Identify, report, and track defects with rapid resolution support.
• Create clear test reports, metrics, and stakeholder updates.
• Stay updated on latest trends in test automation and QA.

Kenntnisse

Test automation

Communication

English

Agile

Ausbildung

ISTQB certification

Tools

Selenium

Cucumber

Playwright

Docker

Python

Linux

Shell scripting

Jobbeschreibung

Sr. Test Automation Engineer - Python (f/m/d) at an established IT-Security Company

Arbeitsort

Berlin

Beginn

Zertificon Solutions – Software Manufacturer since 2004.

We are IT security specialists: our products encrypt business communications. More than 25% of the 100 highest-revenue companies in Germany, as well as hundreds of medium-sized enterprises across all industries, already use our Z1 encryption solutions. We have big plans and continue to grow steadily. Nearly 130 employees are already working with us in Neukölln. Join our professional, highly qualified team: take on challenges, share your knowledge, learn new things, and discover your potential!

Join us as a Senior Test Automation Engineer and be the driving force behind a flawless software. Rapidly develop cutting-edge automation tests to elevate our test coverage, ensuring no regression slips through with every new feature release. Measure and enhance our software's performance regularly, and be the guardian of quality and excellence our customers deserve. Your expertise will be crucial in delivering robust, reliable solutions.

Responsibilities

• Design, develop, and execute cutting-edge automated software tests, complete with error analysis, assessments, and detailed documentation
• Ensure comprehensive test coverage by testing existing features incrementally and new features in parallel with implementation
• Step in with precise manual tests when automated testing isn't enough
• Collaborate closely with developers and fellow test engineers to devise and implement effective testing strategies
• Identify, report, and track defects, working hand-in-hand with development teams for swift resolution
• Generate clear and insightful test reports, metrics, and documentation to keep stakeholders informed and up-to-date
• Stay ahead of the curve with the latest trends, tools, and technologies in test automation and quality assurance

Qualifications

• Proven experience (min 5 years) as a Software Test Engineer in an agile software development environment
• Excellent skills in ISTQB test specification methods and management, ideally certified
• Strong experience in test automation methods with advanced techniques
• Knowledge of Selenium, Cucumber, and Playwright testing frameworks
• First hands‑on experience working with Docker for containerization
• Proficiency in Python, Linux and shell scripting
• You have an open and clear communication style and excellent English skills

Nice to have

• Hands‑on experience with test documentation tools like TestRail

Our offer

• Flexible hours and home office options
• Mobility: free Germany‑wide public transport ticket, bike leasing, or parking
• Subsidies for meals: (e.g., delivery services) and home office internet
• Urban Sports Club membership for flexible fitness and wellness
• Office perks: rooftop terraces & green courtyard, organic fruit and drinks, personal packages accepted at the office
• Get‑togethers: monthly Pizza Friday, regular team events, big summer party
• Responsible leadership: structured onboarding, regular feedback, clear goals
• Innovative without startup risk: profitable for 20+ years, self‑funded innovation with strong global potential
• International team: 120+ colleagues from 30+ countries, open and collaborative culture

Zertificon Solutions GmbH