T Hub IoT Test Automation Engineer with DevOps

Your responsibilities:

Perform comprehensive UI and API testing for Deutsche Telekom services to ensure high quality and reliability

• Develop, execute, and maintain automated test scripts supporting efficient and scalable testing processes
• Support the maintenance, stability, and continuous improvement of test environments within a DevOps-driven setup
• Ensure reliable execution of automated tests across CI/CD pipelines
• Work with containerized test environments and monitor test infrastructure performance
• Troubleshoot issues occurring in integration, testing, and deployment stages
• Conduct self-organized acceptance testing with a strong focus on functional validation
• Analyze validation requirements and adapt testing methodologies to current project needs
• Optimize testing efficiency by applying best practices in test automation and quality assurance
• Perform detailed root cause analysis of defects identified during testing
• Assess defect severity and provide clear technical evaluations, including customer impact analysis
• Collaborate closely with test automation engineers and cross-functional teams, sharing technical expertise and best practices
• Support team members with technical knowledge and contribute to continuous improvement initiatives
• Communicate effectively with internal stakeholders and customers to ensure smooth cooperation and alignmentOur requirementsAt least 4 years’ experience in software testing
• Work experience in agile QA or Test ManagementPractical use of modern test framework and tools – Playwright, Cucumber, PyTest.

Experience in test automation in Python (knowledge of Page Object Model)

Experience in REST API testing and maintaining API requests

• Knowledge about system integration testing
• Knowledge of test data management: Jira / xRay / Confluence
• Experience with CI/CD pipelines (e.g. Jenkins, GitLab CI, Azure DevOps) for automated test execution
• Experience integrating automated tests into CI/CD pipelines (build → test → report)

Experience working with version-controlled pipelines and branching strategies (Git-based workflows)

Experience with Docker and Kubernetes

Experience with system administration and user managementPractical use of DevSecOps Practices

Experience with test environment configuration and maintenance (including test data, services, APIs)

Ability to analyze pipeline failures and perform troubleshooting across environments (test/integration)

Knowledge of monitoring and log analysis (e.g. Grafana, ELK stack) in context of test environments and pipelines

English level Intermediate+ (B2)

Optional

Understanding of telecommunication fundamentals

Ability to develop and improve a test strategy based on new requirements What we offer:

Stable employment based on employment contract.

Medical package and life insurance.

Access to training platforms – Percipio, Coursera, Rodos.

Benefit platform – you choose what you want to use.

Additional day off for your birthday/nameday.

Free parking space.

Flexible home/office work model.