QA Tester – Trading Systems (London)

We are working with a leading global financial institution seeking a QA Tester to join their London-based technology team. This role will focus on supporting and validating enhancements to a core trading platform, working across the full trade lifecycle from Front Office through to Back Office. This is a great opportunity for someone who enjoys working in a hands-on, front-to-back testing environment, with strong exposure to trading systems and cross-functional collaboration.

Key Responsibilities

• Perform end-to-end testing across trading systems, covering Front Office, Middle Office, and Back Office processes
• Execute functional and automated testing for trading applications
• Trace trade and order flows across multiple integrated systems to ensure accuracy and data integrity
• Validate FIX protocol message flows, including data transformation and routing
• Conduct reconciliation testing between trading platforms and downstream systems
• Support release cycles, including regression testing, smoke testing, and go-live validation
• Work closely with developers, business analysts, and operations teams to understand requirements and resolve defects
• Manage and support non-production environments across front-to-back systems

Key Requirements

• Proven experience in QA / testing within trading or capital markets environments
• Strong experience with functional testing of trading applications
• Solid understanding of FIX Protocol
• Strong SQL skills for data validation and analysis
• Experience working in Linux/Unix environments (commands and basic scripting)
• Good understanding of the trade lifecycle (Front Office to Back Office)
• Experience with automated testing frameworks is desirable
• MiFID / regulatory reporting knowledge is a plus
• Strong analytical and problem-solving skills, with the ability to work across technical and business teams

Robert Walters Operations Limited is an employment business and employment agency and welcomes applications from all candidates