Performance Tester x 2

  • CBSbutler Holdings Limited trading as CBSbutler
  • 08/06/2026
Contractor Information Technology Telecommunications Testing

Job Description

Performance Test Analyst (x2)
Location: Remote
Rate: 430 per day Inside IR35
Security Clearance: Active SC Clearance Required

We are currently seeking two experienced Performance Test Analysts to join a large-scale data transformation programme. This is an excellent opportunity to work on a high-profile project involving cloud technologies, complex data environments, and enterprise-scale applications.

The successful candidates will be responsible for planning, executing, and analysing performance testing activities across critical systems, ensuring applications meet performance, scalability, and reliability requirements.



Key Skills Required

  • Active SC Clearance (essential)
  • Strong experience with Informatica
  • Proven experience working on data-focused projects
  • Experience working within AWS environments
  • Experience working within Azure environments
  • Strong understanding of performance testing methodologies and best practices


Responsibilities

  • Analyse non-functional requirements, architecture documentation, and deployment designs
  • Define performance testing scope and strategy
  • Create and execute performance test scenarios
  • Develop and maintain performance test scripts
  • Perform load, stress, soak, endurance, and scalability testing
  • Monitor application and database performance during testing
  • Analyse results, identify bottlenecks, and provide recommendations
  • Raise and manage defects through to resolution
  • Produce clear test reports and performance assessments
  • Work closely with technical and business stakeholders to ensure successful delivery


Desirable Experience

  • LoadRunner
  • Performance Center
  • Application and database performance monitoring
  • Performance bottleneck identification and root cause analysis
  • Enterprise-scale testing environments


Nice to Have

  • Gatling, JMeter, or Artillery
  • Test strategy and planning experience
  • Test estimation and delivery management
  • Creation of reusable testing assets and frameworks
  • Risk and issue management
  • Experience working within complex transformation programmes
  • Strong stakeholder engagement and communication skills


What's on Offer?

  • Fully remote working
  • Competitive day rate of 430 per day (Inside IR35)
  • Opportunity to work on a major cloud and data transformation programme
  • Collaborative and highly skilled delivery environment
  • Long-term contract potential