Senior Java Developer, Citi

Citi

Location:
Canada, Mississauga

Category:
IT - Software Development

Contract Type:
Employment contract

Salary:

Not provided

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Job Description:

We are looking for a highly skilled and hands-on Java Developer to drive modern engineering practices and technology transformation within our teams. You will play a critical role in designing, developing, and maintaining scalable, high-quality software solutions while ensuring best-in-class engineering standards, including trunk-based development, test automation, security, and modern ways of working. This role requires deep expertise in system design, hands-on coding, and strong problem-solving skills to create resilient, high-performing, and secure applications.

Job Responsibility:

Design, develop, and maintain robust, scalable, and high-performance applications
Implement trunk-based development practices to enable continuous integration and rapid delivery
Develop clean, maintainable, and testable code following SOLID principles and software design best practices
Ensure high levels of unit test coverage, test-driven development (TDD), and behavior-driven development (BDD)
Actively contribute to hands-on coding, code reviews, and refactoring to maintain high engineering standards
Participate with the development team to play L3 Production Support role on rotational basis during NAM hours to provide expertise to L2 Production Support Team when needed to answer queries and do RCA for production issues
Drive the adoption of modern engineering ways of working, including Agile, DevOps, and CI/CD
Advocate for automated testing, infrastructure as code, and continuous monitoring to enhance software reliability
Apply Behavior-Driven Development (BDD), Test-Driven Development (TDD), and unit testing to ensure code quality and functionality
Conduct thorough code reviews, ensuring adherence to best practices in readability, performance, and security
Implement and enforce secure coding practices, performing vulnerability assessments and ensuring compliance with security standards
Collaborate effectively in agile environments, embracing DevOps principles and fostering a culture of continuous delivery and improvement
Partner with architects, product owners, and cross-functional teams to design scalable and distributed systems
Mentor junior engineers and foster a culture of engineering excellence and continuous learning
Collaborate closely with DevOps teams to optimize deployments, observability, and production resilience
Lead technical discussions, contribute to design documentation, and provide guidance on modern software architectures.

Requirements:

Strong hands-on 5-8 years of experience in coding using Java
Deep expertise in system design and microservices architecture
Experience with trunk-based development, feature flags, and progressive delivery strategies
Proficiency in TDD, BDD, and automation-first mindset to ensure high test coverage and reliability
Strong understanding of CI/CD pipelines, and DevOps practices
Experience conducting code reviews, vulnerability assessments, and secure coding
Familiarity with modern cloud-native technologies (AWS, Kubernetes, Docker)
Excellent problem-solving skills and ability to work in fast-paced, agile environments
Hands on experience of building RESTful APIs using popular frameworks like Spring
Proficiency with data structures, algorithms and SQL
Strong communication and collaboration skills.

Nice to have:

Experience with event-driven architecture and distributed systems
Knowledge of performance tuning, observability, and production monitoring
Familiarity with Agile frameworks and modern ways of working in product development
Experience of working in investment bank or financial services industry, experience of working in OTC derivatives is a plus
Experience of using cloud services such as AWS and distributed systems such as Kafka, Kubernetes, S3, DynamoDB, MongoDB or any other NoSQL database would be a plus
Experience with using Gen AI, using LLM, and API’s for enhancing capabilities using vector databases to derive intelligent embeddings would be a big plus.

Additional Information:

Job Posted:
April 26, 2025

Employment Type:

Fulltime

Work Type:

Hybrid work

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Senior Java Developer