Lead Application Support Engineer — Java & AI

Citigroup Inc. in Mississauga is seeking an experienced Application Support Analyst – Senior to combine strong Java development with hands-on application support and an interest in AI innovations.

You will contribute to high-value projects on a global platform, ensuring stability, scalability, and continuous improvement in support operations. The role emphasizes core Java, Spring Boot, RESTful APIs, microservices, and enterprise application support across capital markets.