Java Backend Engineer — Spring Boot & Microservices

Citi; Mississauga; On-site; CAD 79,000 - 111,000; Full time

Job summary

Citi is seeking a backend Software Engineer in the Greater Toronto Area to design, develop, test, and deploy robust Java-based services. You will work on microservices with Spring Boot, implement automated tests, and contribute to CI/CD pipelines while collaborating with cross-functional teams in a fast-paced environment.

Ideal candidates have 2–5 years of hands-on experience, strong OOP skills, and familiarity with containerization and cloud-native practices.

Qualifications

• 2–5 years of relevant hands-on software development experience.
• Proficiency in Java, Spring Boot, OOP, and microservices architecture.
• Familiar with CI/CD pipelines and tools like Jenkins or Tekton, and Git-based workflows.

Responsibilities

• Design, develop, test, and deploy robust backend services and microservices using Java and Spring Boot.
• Write clean, maintainable code following enterprise engineering standards and design patterns.
• Implement comprehensive automated testing strategies (unit, integration, contract tests).
• Participate in peer code reviews to improve quality, security, and knowledge sharing.
• Contribute to CI/CD pipeline implementation and deployment automation across environments.
• Troubleshoot defects, performance issues, and production incidents with root-cause analysis.

Skills

Java

Spring Boot

OOP

Microservices

CI/CD

Jenkins

Tekton

Git (GitHub/Bitbucket)

Linux/Unix

Python scripting

Education

Bachelor's degree in Computer Science or related

Master's degree preferred

Tools

OpenShift

Kubernetes

Docker

Job description

Citi is seeking a backend Software Engineer in the Greater Toronto Area to design, develop, test, and deploy robust Java-based services. You will work on microservices with Spring Boot, implement automated tests, and contribute to CI/CD pipelines while collaborating with cross-functional teams in a fast-paced environment.

Ideal candidates have 2–5 years of hands-on experience, strong OOP skills, and familiarity with containerization and cloud-native practices.