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Lead Full Stack Java Developer

Job Req Id:
25909766
Location(s):
Mississauga, Ontario, Canada
Job Type:
Hybrid
Posted:
Oct. 03, 2025

Discover your future at Citi

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Job Overview

The Applications Development Technology Lead Analyst 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 applications systems analysis and programming activities.

Key Responsibilities

  • Design, develop, and implement application systems using Java and Spring Boot, leveraging its features for rapid development and deployment.
  • Architect and implement microservices-based solutions, considering factors such as service discovery, inter-service communication, and data consistency.
  • Collaborate with cross-functional teams, including product owners, QA, and other development teams, to ensure seamless integration and drive innovation.
  • Provide technical leadership in Java and Spring Boot development, guiding other engineers on best practices and promoting efficient development strategies.
  • Develop and maintain coding standards, testing procedures, and debugging techniques specifically for Spring Boot applications.,,
  • Contribute to the overall architecture, ensuring that solutions align with business goals and integrate effectively with other technologies.,
  • Optimize Spring Boot applications for performance and stability, addressing issues related to scalability, security, and maintainability.,
  • Conduct code reviews and provide technical mentorship to junior and mid-level developers, fostering a collaborative and innovative environment.
  • Implement continuous integration and continuous deployment (CI/CD) pipelines to streamline the software development process.
  • Monitor application performance and troubleshoot issues in development and production environments.,,,
  • Ensure compliance with security and data protection standards in all software development activities.,,,
  • Participate in Agile ceremonies (e.g., sprint planning, daily stand-ups, retrospectives).,
  • Write clean, efficient, and maintainable code following best practices and coding standards.

Required Qualifications

  • Typically 6-10 years of progressive experience in software development, with a strong focus on Java and Spring Boot.
  • Solid expertise in Spring Boot, Spring MVC, Spring Data JPA, and Spring Security.
  • Proficiency in building and consuming RESTful APIs.
  • Strong experience with relational databases (e.g., PostgreSQL, MySQL) and JPA/Hibernate.
  • Familiarity with unit testing frameworks (e.g., JUnit, Mockito) and test-driven development (TDD).
  • Experience with build tools such as Maven or Gradle.
  • Understanding of microservices architecture and design patterns.
  • Knowledge of containerization technologies like Docker and Kubernetes.
  • Experience with CI/CD pipelines and tools (e.g., Jenkins, GitHub).
  • Strong problem-solving and analytical skills.
  • Excellent written and verbal communication skills for effective collaboration in an agile team environment.

Nice to have Qualifications

  • Experience with cloud platforms such as AWS, GCP, or Azure.,,,
  • Exposure to event-driven design and architecture (e.g., Kafka, RabbitMQ).,,,
  • Full-stack development experience, including front-end technologies (e.g., Angular, React, Vue).
  • Knowledge of blockchain technology.
  • Experience applying AI and ML solutions for engineering processes or DevOps automation.
  • Familiarity with observability frameworks (e.g., OpenTelemetry, Grafana, Prometheus).

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Job Family Group:

Technology

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Job Family:

Applications Development

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Time Type:

Full time

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Primary Location Full Time Salary Range:

$120,800.00 - $170,800.00

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Most Relevant Skills

Please see the requirements listed above.

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Other Relevant Skills

For complementary skills, please see above and/or contact the recruiter.

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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 at Citi.

View Citi’s EEO Policy Statement and the Know Your Rights poster.

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