Senior Test Engineer

Overview

In this Senior Test Engineer role within HMRC’s CDIO Borders & Trade, you lead performance and volume testing across cloud-based systems, helping ensure reliable, scalable live services. You’ll collaborate with product, development, and operations teams to shape non-functional testing and evidence-based improvements. The position supports growth through automation, shift-left practices, and technical mentoring, within a supportive, learning-focused environment. This role offers impact across critical enterprise platforms and a clear path for career progression in quality engineering.

Pay / Benefits

• Civil Service Pension contribution
• Flexible and Hybrid Working
• Generous leave starting at 25 days (up to 30)
• Professional development and coaching
• Diversity and inclusion initiatives
• Family-friendly policies

Responsibilities

• Lead planning, design, and execution of Performance & Volume Testing (PVT) and related testing activities
• Define non-functional test strategies, workload models, and acceptance criteria to mitigate delivery risks
• Analyze results and infrastructure metrics to identify bottlenecks and service risks, recommending improvements
• Develop automated performance testing solutions and integrate into CI/CD pipelines
• Provide technical leadership, mentoring, and knowledge sharing across the QAT Profession
• Support OAT, infrastructure testing, resilience, and operational readiness activities

Key requirements

• Proven experience delivering PVT across complex enterprise environments
• Experience defining non-functional test strategies, workload models, and acceptance criteria
• Ability to analyze testing results and operational metrics to identify bottlenecks and risks
• Automation experience with tools and scripting languages (Python, PowerShell, Bash, Java, or C#) integrated into CI/CD
• Experience with observability/monitoring platforms (AppDynamics, ELK, Grafana, Dynatrace, Prometheus, Kafka)
• Knowledge of cloud/infrastructure tech (AWS/Azure, Linux, networking, IAM, containers)
• Strong stakeholder engagement and communication skills
• Experience with testing cloud-native/containerised solutions (optional but preferred)
• ISTQB or equivalent certifications (desirable)

• stakeholder engagement
• communication
• mentoring
• JMeter
• Jenkins
• GitLab

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