Lead Performance Tester — Cloud Load & Scalability

scrumconnect ltd; Staines-upon-Thames; On-site; GBP 42,000 - 65,000; Full time

Job summary

Scrumconnect Consulting in the United Kingdom is seeking a hands-on Performance Tester to design and execute performance tests for enterprise systems in cloud environments.

You will analyze results, prepare runbooks, support CI/CD, and collaborate with developers and operations to ensure scalable, reliable services.

This role focuses on hands-on test design, artefact quality, and timely delivery in a regulated or high-assurance context.

Qualifications

• Strong experience in performance testing of enterprise systems.
• Hands-on delivery using tools such as JMeter, Gatling, LoadRunner, k6 (or equivalent).
• Solid understanding of APIs, HTTP, databases, messaging, caching.
• Backend and distributed system performance characteristics.

Responsibilities

• Design and execute load, stress, volume, soak, and scalability tests.
• Analyse performance results, logs, and system metrics to identify bottlenecks.
• Gather and Validate performance NFRs, volumetrics, and capacity assumptions.
• Prepare and maintain performance test scripts and execution runbooks.
• Execute tests in cloud-hosted (AWS) non-production environments.
• Raise performance defects with clear technical evidence.
• Support CI/CD integration for performance testing where required.
• Contribute to test reports, defect triage, and test completion evidence.
• Work closely with developers, architects, platform, and operations teams.

Skills

Performance testing

Logs & monitoring analysis

Agile/hybrid delivery

APIs/HTTP/databases

APM tools (Dynatrace/AppDynamics)

GDS familiarity

Tools

JMeter

Gatling

LoadRunner

k6

Job description

Scrumconnect Consulting in the United Kingdom is seeking a hands-on Performance Tester to design and execute performance tests for enterprise systems in cloud environments.

You will analyze results, prepare runbooks, support CI/CD, and collaborate with developers and operations to ensure scalable, reliable services.

This role focuses on hands-on test design, artefact quality, and timely delivery in a regulated or high-assurance context.