Test Automation Engineer (m/w/d)

Senior Test Automation Engineer (Platform / Cloud / API)

Description

We are looking for a Senior Test Automation Engineer to design, implement, and integrate automated tests for complex platform services and APIs. You will work closely with platform and engineering teams to ensure high-quality, scalable, and secure distributed systems through robust test automation embedded into CI/CD pipelines.

Sectors

Cloud Platforms

SaaS / Digital Platforms

(Applicable experience from Medical Devices, Energy, Automotive, or other regulated/high-availability domains is welcome)

Company Size & Type

Mid-to-large scale technology organization

Platform-focused, cloud-native, microservices-based environment

Engineering-driven culture with strong DevOps and CI/CD practices

Non-Negotiable Requirements (Must Have)

Bachelor’s degree in Computer Science or a related field

ISTQB certification (mandatory)

Strong, hands-on experience in test automation design and implementation

Proven experience with:

API, functional, and integration testing

Automated test execution within CI/CD pipelines

Solid experience testing distributed systems and microservice architectures

Expert-level knowledge of GitLab, Docker, and Kubernetes

Practical experience with test automation tools/frameworks such as:

Postman, Swagger UI

RestAssured

JUnit, TestNG, Robot Framework

Strong scripting skills, preferably Python

Experience integrating tests into shared, cross-platform test frameworks with unified reporting

Desirable Requirements (Nice to Have)

Experience testing identity providers and authentication solutions (e.g., Keycloak, Okta, MFA)

Experience with secret management, vaults, and certificate handling

Testing experience in event-driven systems, message queues, and asynchronous architectures

Exposure to workflow automation and orchestration tools

Experience testing cluster-capable, service-oriented architectures

Familiarity with modern web technologies

Experience with observability and monitoring tools such as Prometheus, Grafana, and Jaeger

Background in security testing and secure test methodologies

Experience with Behavior-Driven Development (BDD) and tools like Cucumber