Elevate your career as a Senior Full-Stack Java Engineer with Citi in a hybrid role based in Mississauga, Ontario. You'll drive end-to-end technical delivery and enhance applications systems with high-quality code. Citi seeks an experienced Senior Full-Stack Java Engineer to work on complex development projects as part of its Technology team.

This position requires 5–8+ years of software engineering experience, focusing on Java and contemporary frontend technologies. You'll collaborate closely with cross-functional teams and ensure adherence to enterprise architecture and security standards. Key Responsibilities:

- Own complex development deliverables from requirements to deployment
- Collaborate with team members in Agile/Scrum frameworks




- Implement unit and integration tests for quality assurance
- Provide technical support and perform system monitoring
- Mentor junior developers on best practices and design patterns Requirements:
- 5–8+ years in software engineering of enterprise Java apps
- Strong knowledge of Core Java and Spring ecosystem
- Experience with CI/CD deployment pipelines and automated testing
- Familiarity with relational and NoSQL databases
- Bachelor's degree or equivalent experience Leverage your Java skills and mentor others while transforming financial technology solutions at Citi.

📌 Senior Full-Stack Engineer at Citi (Mississauga)
🏢 Citigroup
📍 Mississauga