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Lead Java Developer

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:
Not provided

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Salary:

120800.00 - 170800.00 USD / Year
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Job Description:

We are looking for a Java Engineer to design, build, and support modern web APIs. This role focuses on back-end services (Java/Spring Boot), with API-first, microservices-based architecture and CI/CD-driven delivery.

Job Responsibility:

  • Develop and maintain web APIs, and backend services
  • Build scalable, secure microservices using Java and Spring Boot
  • Design, build, document, and consume RESTful APIs
  • ensure service contracts and versioning strategies are followed
  • Work with SQL Server and optimize queries, indexes, and data access patterns
  • Implement search and indexing solutions with Elasticsearch
  • Build event-driven integrations using Kafka (producers/consumers, topics, schema/versioning awareness)
  • Use GitHub / Bitbucket and contribute to automated CI/CD pipelines (build, test, deploy)
  • Write unit and integration tests
  • participate in code reviews and engineering best-practice adoption

Requirements:

  • 6-8 years of experience in Java development
  • Strong backend development experience with Java and Spring Boot (REST APIs, security concepts, performance, and scalability)
  • Solid understanding of API design and microservices (service boundaries, resilience, observability basics)
  • Hands-on experience with SQL Server and relational data modeling
  • Experience with Elasticsearch and event streaming with Kafka
  • Proficiency with GitHub / Bitbucket workflows and practical experience with CI/CD pipelines
  • Strong communication skills, ownership mindset, and ability to work collaboratively in an agile team
  • Bachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience)

Nice to have:

  • Experience with cloud platforms (AWS, Azure, or GCP)
  • Containerization and orchestration experience (Docker, Kubernetes/OpenShift)
  • Exposure to observability practices (logging, metrics, tracing) and production support

Additional Information:

Job Posted:
May 05, 2026

Employment Type:
Fulltime
Work Type:
Hybrid work
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