Stephen Jenkins

Performance Test Consultant @Motability Operations Ltd

Bristol, GB

Worked across a suite of systems supporting the re-marketing of Motability Scheme vehicles, delivering a robust and scalable performance testing capability in a modern DevOps environment.Key contributions:Designed and implemented a performance testing framework aligned with Agile delivery cycles, embedding tests into sprint activities.Integrated performance testing into OpenShift using containerised execution via Jenkins pipelines and GitHub Actions.Developed a performance reporting solution with Snowflake and Java Snowpark to analyse test data from pipelines and shared libraries.Defined and maintained a centralised set of non-functional requirements (NFRs) for use across technology programmes.Visualised performance trends using OpenAPI Specification (OAS) dashboards and datasets.Integrated JMeter tests with Dynatrace for real-time infrastructure monitoring during load tests.Enabled push-to-production testing in Continuous Deployment (CD) workflows.Authored a performance testing strategy and best practice guidelines adopted across programmes.Built custom dashboards in Splunk to expose performance metrics and identify systemic issues.Reused test assets to support sanity checks, data loading, and other high-value activities.Championed a data-driven testing approach using results stored in Snowflake for reporting and decision support.Delivered real-time performance alerts and collaboration through Slack integrations.Built RESTful APIs with Quarkus to support a “Performance Testing as a Service” (PTaaS) model.Developed a GraphQL layer to enable dynamic filtering of REST API data.Designed and deployed Infrastructure-as-Code (IaC) performance pipelines using ArgoCD.Applied a structured risk-based approach to all performance testing activities.Continuously evolved testing strategies in line with modern engineering practices and delivery models.

Filton Technical College

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