Sr. Support Analyst, QA tester, IT

Location: Greater London

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** Position Description**### We are seeking a highly skilled, detail-oriented IT Support Analyst to join our UK Technology team. The successful candidate will be responsible for validating UK-specific enhancements to our trading platform—adapted from our Asia-based/US global solution—by performing comprehensive front-to-back testing, tracing order flows across multiple systems, and ensuring data integrity through reconciliation checks. This role is integral to supporting UK Trading operations and project-specific requirements.###

** Key Areas of Responsibilities*** ### Design, prepare, and execute end-to-end test scenarios covering Front Office trading platforms, trading engines, Middle Office systems, and Back Office operations.* ### Trace the full lifecycle of trade/order flow through multiple integrated systems, ensuring accuracy and integrity at every stage.* ### Perform integration testing with Head Office back-office teams, as well as UK-specific environments.* ### Validate message flows across multiple FIX sessions, verifying correct data transformation and routing.
* ### Perform reconciliation testing between front-end trading records, middle office positions, back office booking, and external data sources.* ### Work closely with UK developers, business analysts, and operations teams to understand platform changes, requirements, and testing scope.* ### Validate system changes against functional specifications and regulatory/business requirements.* ### Identify defects, document clearly reproducible steps, and work collaboratively with development teams to resolve issues.
* ### Maintain test artefacts, scripts, and results for audit/regulatory purposes.* ### Test UK-specific projects, including configuration changes, new functionality, and infrastructure upgrades.* ### Work across Linux and Windows environments, interacting directly with Oracle databases for test preparation, validation, and data analysis.* ### Assist in automation strategies for repetitive test scenarios where possible, especially for regression suites.* ### Support release cycles with smoke testing, regression testing, and go-live verification.###

** Requirements*** ### Bachelor’s degree in engineering, Data Science or related field preferred* ### Proven experience in end-to-end testing for trading/investment banking/financial services environments.* ### Strong understanding of trade life cycle management — from Front Office to Back Office settlement.* ### Hands-on experience with FIX protocol message structures and workflow validation.* ###

Experience with trade & position reconciliation processes.* ### Technical proficiency with Linux and Windows operating systems.* ### Background with test automation frameworks, scripting languages, and tools such as Python, Shell scripting, or similar.* ### Strong SQL skills for Oracle database querying and data analysis.* ### Familiarity with integration testing and working with geographically distributed teams.* ### Excellent analytical skills with a methodical approach to problem-solving.
* ### Strong communication skills for liaising between technology and business teams.* ###

Experience with algo trading platforms and low-latency trading systems.* ### Knowledge of UK-specific regulatory requirements in financial markets.* ### Exposure to middleware messaging, market data feeds, and post-trade processing tools.* ### Previous work on platforms adapted from global solutions to regional specifics.* ### Excellent command of English – verbal and written.### ### ###
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