This range is provided by MRJ Recruitment. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.

Overview

Contract Performance Tester – Desktop-to-Cloud Migration

We’re working with a leading software provider that has established itself as a name to watch through the delivery of award-winning solutions for customers across the UK and Ireland. Their products streamline workflows, improve efficiency, and support practices in delivering exceptional client service.

They’re currently undertaking a major migration from desktop to cloud, which will significantly increase traffic on their cloud platform. To ensure a smooth transition, they’re looking for a contract Performance Tester to identify and resolve performance bottlenecks.

Responsibilities

• Plan and execute performance and load testing on the cloud platform.
• Diagnose issues, uncover system bottlenecks, and help ensure a seamless user experience.
• Use realistic, live-like data to stress-test the system.
• Work with testing tools (the team prefers K6, but they’re flexible).
• Remote (UK-based applicants with no visa/sponsorship requirements).
• Focused on the end-of-April migration project, with potential for ongoing related work.

Skills and Qualifications

• Strong experience in performance, load, and stress testing of web or cloud applications
• Familiarity with cloud platforms and architectures (e.g., AWS, Azure, or similar)
• Experience with API testing and backend performance evaluation (REST, GraphQL)
• Ability to analyse logs, metrics, and system performance data to identify bottlenecks
• Knowledge of databases and query optimisation for large datasets
• Understanding of modern development pipelines and CI/CD processes

Seniorities and Employment Type

• Seniority level: Mid-Senior level
• Employment type: Full-time

Job Function and Industry

• Job function: Quality Assurance, Information Technology, and Engineering
• Industries: IT System Custom Software Development

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