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Lead Java Full Stack Developer – Vice President

Job in Mississauga, Ontario, Canada
Listing for: Citi
Full Time position
Listed on 2026-06-15
Job specializations:
  • Software Development
    Java Developer, Software Engineer, Full Stack Developer, Backend Developer
Job Description & How to Apply Below
Java Full Stack Developer (Senior Level)  The Java Full Stack Developer is a senior level position responsible for establishing and implementing new or revised application systems and programs in coordination with the Technology team. The overall objective of this role is to lead application systems analysis and programming activities.
Responsibilities   Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency
Recommended Qualifications   6-10 years of relevant experience in Apps Development or systems analysis role
Extensive experience in system analysis and in programming of software applications
Demonstrated leadership and project management skills
Experience in applying resilience patterns (Resilience4j circuit breakers, retries) for external API integrations

Experience of building RESTful APIs using Springboot, Spring, Hibernate

Experience with databases such as Oracle and MongoDB

Experience with containerization and orchestration technologies like Open Shift and Kubernetes

Experience of following TDD and clean code principles
Proficiency with data structures, algorithms and SQL
Proficiency in programming in Java, Python, Scala
Strong proficiency in Java (17+, ideally 21) and Spring Boot ecosystem
Hands‑on experience with reactive programming (Web Flux, Project Reactor)
Education  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.
Nice to have skills   Proficiency with data structures, algorithms and SQL
Able to independently work in fast paced and rapidly changing environment
Working knowledge of Mongo

DB (reactive driver) and Oracle RDBMS

Experience with container orchestration (Kubernetes/Open Shift, Helm, Docker)
Familiarity with resilience patterns, distributed systems, and API gateway integrations
Solid testing discipline (Testcontainers, Mock Web Server , Ja Co Co )

Experience with Gradle build systems, Map Struct, and Open Telemetry observability
Equal Employment Opportunity  Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their 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 w Citi’s EEO Policy Statement and the Know Your Rights poster.

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