Non-functional Test Analyst
Hybrid
London, United Kingdom
Freelance
13-03-2025
Job Specifications
NON-FUNCTIONAL TEST ANALYST (Mid-level engineer)
Hybrid: 3-day onsite
Location: London
Job Type: Contract inside IR 35
About the client: World-leading industrial commodity trading over 100 years, with modern technology infrastructure supporting billions in daily trading volume, and requires exceptional performance and reliability to maintain their position as a global market leader
About you: An experienced Non-Functional Test Engineer to join the pre-trade technology team. This critical role will ensure our trading platforms and systems maintain the highest standards of performance, reliability, and scalability needed to support global metal trading operations. The successful candidate will help safeguard the stability of our systems through rigorous performance testing methodologies.
Key Responsibilities
Drive end-to-end non-functional testing processes, including requirements analysis and load modelling
Collaborate with business stakeholders to establish performance benchmarks and success criteria
Report progress and results to the Non-Functional Test Lead
Create comprehensive performance evaluation reports with actionable insights
Design and develop automated and manual performance test scripts aligned with documented approaches
Execute performance tests according to established test plans and document any deviations
Generate appropriate test data for load testing scenarios
Document and report defects discovered during testing cycles
Conduct retesting of resolved issues to verify fixes
Collect and analyze test results, providing interpretation of how applications may perform in production
Work cross-functionally with technical leads, infrastructure teams, and developers to resolve performance bottlenecks
Assist in application tuning and optimization based on test findings
Qualifications & Experience
Strong experience with JMeter (Java plugin development knowledge a plus) and HP LoadRunner
Ability to build test harnesses for various protocols including FIX, TCP-based binary messages, HTTP, and WebSockets
Proficiency in analyzing system metrics including CPU utilization, memory consumption, and Java heap analysis
Expertise in performance, capacity, and stress testing methodologies
Working knowledge of both Windows and Linux operating systems, with Linux performance tuning experience
Understanding of relational databases (MS-SQL Server, MySQL) and web servers (IIS)
Experience monitoring performance across operating systems, databases, and web servers
To be considered, please ensure you complete your application on the Computappoint website. Services offered by Computappoint Limited are those of an Employment Business and/or Employment Agency in relation to this vacancy
About the Company
With over 25 years of experience our recruiters know the industry back to front and inside out. Our success has come from their ability to be able to source not just excellent candidates but the right candidates. We are a driven and focused team with a winning formula for success based on three components; honesty, integrity and professionalism, values that are upheld by every employee. Our ethos has led to us developing many long-standing relationships with many clients and candidates alike in an ever-expanding network of ... Know more
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