Senior Performance Tester - Non-functional - 3 month contract - paying £550 Inside IR35 - Hybrid (2 days a week)
We're looking for an experienced Senior Performance Tester to join a high-performing team working on a global streaming platform that powers millions of users across video-on-demand and live services.
What you'll do:
* Develop and maintain a Gatling-based performance testing framework integrated into CI/CD pipelines.
* Define non-functional requirements and performance acceptance criteria.
* Analyze performance test results and production metrics to identify trends, risks, and improvements.
* Work with modern technologies including Docker, Kubernetes, Kafka, and NoSQL databases.
* Mentor junior testers and drive continuous improvement in performance testing practices.
What we're looking for:
* 5+ years' experience in non-functional/performance testing for large-scale applications.
* Hands-on experience with Gatling and open-source performance tools.
* Strong knowledge of CI/CD tools (Jenkins, GitHub Actions, Gradle/Maven).
* Skilled in monitoring/logging with Prometheus and Grafana.
* Proficiency in scripting languages (Scala, Python, Shell).
This role offers the chance to make an impact on a global platform, work with cutting-edge tech, and collaborate with a talented cross-functional team.