Non-Functional Tester We''re working with a global financial technology group undergoing a major transformation to modernise its post-trade infrastructure. The organisation is transitioning from Legacy systems to a cloud-native, Kafka-based architecture designed for resilience, scalability, and performance. You''ll be part of a growing Non-Functional Testing (NFT) team responsible for ensuring that services and platforms meet the highest standards for performance, reliability, and operational readiness. This is a technically rich role, working across multiple domains including performance, failover, disaster recovery, resilience, alerting, and monitoring. Responsibilities Define, document, and execute Non-Functional Requirements (NFRs) across distributed microservices and infrastructure components. Collaborate with architects, product owners, and engineering squads to translate NFRs into measurable test scenarios. Develop and implement NFT strategies covering performance, scalability, failover, DR, resilience, alerting, and monitoring. Design and execute load, stress, endurance, and failover tests using industry-standard tools such as JMeter, LoadRunner, or ADS. Set up observability dashboards (Grafana, Splunk, Dynatrace, Kibana, or Datadog) to monitor test execution and system performance. Analyse results to identify performance bottlenecks, system vulnerabilities, and areas for optimisation. Report findings and recommendations clearly to both technical and non-technical ..... full job details .....