Role/Job title: Performance Tester

Work Location: London

Mode of working: Hybrid /2 days per week in office

Contractor Rate: Market Rate

Duration of assignment: 6 months (Likelihood of further extension

Are you a proven Performance Tester with min 5 years of experience in Performance Testing / Non-functional Testing? Do you have strong experience with JMeter, LoadRunner, or NeoLoad?

If so, our client is looking for an experienced Performance Tester to support the SSE Keystone transformation program, focusing on non-functional validation of billing systems, integrations, and dual run operations. The role involves validating system scalability, response time, throughput, and stability under real-world and peak load conditions to ensure business-critical billing processes operate without performance degradation.

Required Essential Skills & Experience:

* Ensure business-critical billing systems remain stable under peak loads by ...