Full-time

Senior Full Stack Java Developer Role

Posted by Citigroup Inc. • mississauga, peel region, Canada

📍 mississauga, peel region 🕒 June 14, 2026

About the Role

Join Citi as a Senior Full Stack Java Developer, where you’ll have the opportunity to impact our technology platform significantly. Utilize your depth in Java and ReactJS in a collaborative environment.
In this senior position, you will be responsible for leading applications systems analysis and programming efforts. Your role involves designing scalable solutions and mentoring mid-level developers, ensuring best practices and high-quality standards are met across the development team.
Key Responsibilities:
• Oversee the design and implementation of complex applications
• Mentor junior developers and participate in code reviews
• Develop reusable components and services for better efficiency
• Communicate technical concepts to both technical and non-technical teams
• Provide post-release support and troubleshooting
Requirements:
• 8+ years in Java development, emphasizing Spring Framework
• Extensive experience in building scalable microservices
• Famil...

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