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Lead Senior Java Developer Architect Role

Company

Citigroup Inc.

Location

mississauga, peel region

Posted

June 03, 2026

Position Overview

Take charge as a Lead Senior Java Developer Architect, shaping the future of critical systems through your extensive expertise. With over 6 years in the field, you’ll oversee the design and delivery processes.
Your role will require you to create architecturally sound platforms while mentoring engineers and collaborating with cross-functional teams on cloud-native development. This position emphasizes hands-on coding in Java, Spring Boot, and ensures system resilience and compliance with security standards.
Key Responsibilities:
• Develop designs for microservices/event-driven architectures
• Mentor engineers and promote best practices in coding
• Create core services using Java and Spring technologies
• Architect integrations utilizing event streaming technologies
• Ensure compliance with security practices and standards
Requirements:
• 6+ years in enterprise application development
• Mastery of Java 11/17+, Spring Boot, and Docker
• Deep understanding...

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