Senior QA Analyst

Citigroup Inc.; Mississauga; On-site; CAD 90,000 - 120,000; Full time

Job summary

A leading global bank in Peel Region, Mississauga is seeking a Senior QA/SDET to ensure the integrity and accuracy of critical financial data across systems. The role requires at least 9 years of QA experience, with strong expertise in automation and data quality validation. Candidates should be adept in Java, Python, and SQL. This position offers an opportunity to work collaboratively with various technical teams in a demanding financial environment.

Qualifications

• 9+ years in Quality Assurance with a strong focus on data quality in backend testing.
• Experience designing and implementing test frameworks for automation testing.
• Ability to work in a dynamic, fast-paced trading environment.

Responsibilities

• Design, develop, and implement automated data quality checks for trading data.
• Monitor and validate data pipelines supporting trade execution.
• Identify, analyze, and resolve complex data anomalies.

Skills

Test automation using Java

SQL proficiency

Analytical & troubleshooting skills

Python experience

Test planning & execution

Backend & API automation

DevOps integration

Education

Bachelor’s degree or equivalent experience

Job description

Overview

Citi, the leading global bank, has approximately 200 million customer accounts and operates in more than 160 countries and jurisdictions. Our core activities include safeguarding assets, lending money, making payments, and accessing the capital markets on behalf of our clients.

Citi’s Mission and Value Proposition explain what we do and our Strategy explains how we do it. Our mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. We strive to earn and maintain our clients’ and the public’s trust by adhering to the highest ethical standards and making a positive impact on the communities we serve.

As a Senior QA/SDET specializing in Data Quality within the Global Markets division of a leading investment bank, you will be instrumental in ensuring the integrity, accuracy, and consistency of critical financial data across trading, risk management, and compliance systems. This role demands a highly technical mindset, combining hands-on data validation skills with test automation. You will collaborate with trading technology teams, quantitative analysts, risk management professionals, and data engineers. Your primary objective will be to design, develop, and implement sophisticated data quality solutions that guarantee high-fidelity financial data, essential for informed decision-making, operational efficiency, and regulatory compliance.

Your contributions will directly enhance the bank’s ability to execute trades, manage risk, and adhere to global financial regulations.

Key Responsibilities

• Automated Data Quality Development: Design, develop, and implement automated data quality checks for both real-time and batch processing of trading data.
• Data Pipeline Validation: Monitor and validate data pipelines supporting trade execution, pricing models, risk analytics, and post-trade settlement processes.
• Issue Identification & Resolution: Partner with trading desks, quantitative teams, and data engineers to identify, analyze, and resolve complex data anomalies.
• Data Governance & Traceability: Build and maintain solutions for data profiling, lineage tracking, and metadata management to ensure data traceability and auditability.
• Continuous Integration for Data Reliability: Integrate data validation rules and automated tests into CI/CD pipelines.
• Root Cause Analysis: Conduct root cause analysis for data quality issues and drive corrective and preventive actions.
• Regulatory Compliance: Ensure all data quality processes comply with global financial regulations and internal standards.
• Cloud Environment Optimization: Collaborate with DevOps and Cloud Engineering to optimize and scale data quality solutions in cloud environments (e.g., AWS, Azure, GCP).
• Advanced Anomaly Detection: Leverage AI/ML-based anomaly detection models to proactively identify subtle data inconsistencies.
• UAT and Product Rollout Support: Provide support for User Acceptance Testing (UAT) and the rollout of products into production, ensuring data quality readiness.

Required Skills & Qualifications

• Experience: 9+ years in Quality Assurance with a strong focus on data quality in backend testing.
• Backend & API Automation: Strong experience in test automation using Java for backend systems and API testing.
• Test Framework Design & Implementation: Experience designing and implementing test frameworks for automation testing, including architecture, reusable components, and best practices.
• Test Planning & Execution: Hands-on experience with test planning, design, execution, performance testing, and stress testing; ability to maintain a quality test automation framework.
• Python Experience: Experience developing automation scripts using Python.
• SQL Proficiency: Proficiency in SQL for complex data validation, querying large datasets, and data manipulation.
• Analytical & Troubleshooting Skills: Strong analytical and troubleshooting abilities for debugging data quality issues.
• DevOps Integration: Experience embedding data quality tests and automation in CI/CD pipelines.
• Testing Standards & Metrics: Ability to develop and drive testing standards and monitor key performance metrics.
• Adaptability: Ability to work effectively in a dynamic, fast-paced trading environment with cross-functional teams.

Preferred Qualification

• Bachelor’s degree/University degree or equivalent experience.

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

Citi is an equal opportunity employer. Qualified candidates will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.

If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity, review Accessibility at Citi. View Citi’s EEO Policy Statement and the Know Your Rights poster.