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Senior Java Full Stack Developer - React and Microservices

https://www.citi.com/ Logo

Citi

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Location:
Canada , Mississauga

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Category:
IT - Software Development

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Contract Type:
Employment contract

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Salary:

94300.00 - 141500.00 USD / Year
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Job Description:

We are seeking a highly skilled and experienced Development Senior Programmer Analyst (C12) to join our dynamic team with, with a proven track record of successfully leading and delivering complex technology projects. The successful candidate will be instrumental in designing, developing, and maintaining robust, scalable, and secure applications. This role requires a strong understanding of Workflow, BPMN, Case management and UI development practices, contributing significantly to our core platforms and services.

Job Responsibility:

  • Design and development of complex systems using React, Spring, Spring Boot and Spring Cloud, Workflow technologies
  • Implement microservices-based solutions with focus on scalability, reliability and performance
  • Contribute to the architectural design, implementation, and evolution of workflow and rules solutions
  • Collaborate with cross-functional teams, including product owners, architects, and other engineers, to define, design, and ship new features
  • Build scalable, distributed, highly available systems
  • Collaborate with cross-functional teams to define, design and deliver new features
  • Implement data access layers using Hibernate and JPA and manage caching using Redis or other caching frameworks
  • Ensure high quality through effective code reviews, static code analysis and performance optimization
  • Perform mandated code reviews, and contribute to a culture of continuous improvement
  • Integrate systems with workflow engine

Requirements:

  • 5+ years of software development experience with strong focus on Java and workflow technology
  • Developer with strong programming skills using React, Springboot, Java, TypeScript, Apache Camel, Kafka, OpenShift, API Gateway
  • Experience in building scalable, distributed, highly available systems
  • Solid understanding and hands-on experience with Microservices Architecture and best practices
  • Proficient in Hibernate, JPA and working with both relational (Oracle) and NoSQL (MongoDB) databases
  • Familiarity with Oauth2, JWT, and HashiCorp Vault, Citi's COIN for advanced authentication and authorization mechanisms
  • Experience with Redis or equivalent for caching and performance optimization
  • Experience with Continuous Integration and Continuous Delivery (CI/CD) pipelines, either on-premise or cloud (i.e., Tekton, Harness, Jenkins, etc.)
  • Familiarity with DevOps Practices and containerization tools like Docker and Kubernetes
  • Hands-on experience with test automation tools/frameworks such as Junit, Mockito, REST Assured, Cucumber or Selenium
  • Bachelors degree in Computer Science, Engineering, or a related technical field or equivalent experience
  • Excellent communication and interpersonal skills, with the ability to bridge technical and business teams
  • Excellent problem-solving, analytical, negotiation skills
  • Adaptability, resilience, and a commitment to continuous learning in a rapidly evolving IT landscape
  • Proactive approach to identifying and mitigating risks

Nice to have:

  • Exposure to Api Gateways, Service Discovery and Distributed Tracing
  • Exposure to Workflow tools (e.g Pega, IBM BPM) and low/No code platforms like Unqork, Outsystem
  • Experience in Fenergo is a big plus
  • Experience with code quality tools (e.g. SonarQube, Checkmarks)
  • Exposure to data analytics, visualization tools (e.g., Tableau, Celonis)

Additional Information:

Job Posted:
May 03, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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