Java Developer

Location: Mississauga, ON, CA

Citi is looking for a Java Developer (Apps Dev Intermediate Programmer Analyst - C11) to join the technology team and contribute to the development and enhancement of the Helios platform. In this hands-on engineering role, you will design, build, and maintain Java-based applications that directly support critical financial services operations. Working with a level of autonomy and collaborating across technology and business teams, you will play a meaningful part in delivering robust, high-quality software solutions at scale.

 

Responsibilities:

• Build and enhance new features on the Helios platform using Core Java 8, Spring Framework, and RESTful APIs, contributing directly to platform capability and stability.
• Design and develop application components across the full development lifecycle — from analysis and construction through to testing, implementation, and ongoing operational support.
• Identify application vulnerabilities and security gaps, and implement fixes through structured debugging and testing practices.
• Develop and maintain SQL queries, stored procedures, and database objects to support efficient data access and application performance.
• Integrate continuous integration pipelines using tools such as Maven, Jenkins, and SonarQube to maintain code quality and streamline delivery.
• Consult with business users and technology teams to diagnose issues, recommend engineering solutions, and support deployed systems.
• Assess risk considerations when making technical decisions, ensuring solutions meet compliance standards and uphold the reliability of client-facing systems.

 

Required Qualifications & Skills:

• 2+ years of hands-on development experience in Java/J2EE, including practical application in financial services or comparable technology environments.
• Proficiency in Core Java 8 and the Spring ecosystem, including Spring Core, Spring MVC, and Spring JDBC, with applied experience in JDBC, JPA, and ORM frameworks.
• Experience building and consuming RESTful web APIs, with solid understanding of JSON-based data exchange.
• Working knowledge of SQL, including the ability to write and optimize queries, stored procedures, indexes, and triggers.
• Familiarity with build and CI tools including Ant or Maven, Jenkins, SonarQube, and JUnit for unit and integration testing.
• Demonstrated ability to analyze systems, identify solutions, and deliver results under pressure while managing shifting priorities and deadlines.
• Bachelor's degree or equivalent practical experience in a relevant technical discipline.

Education:

• Bachelor’s degree/University degree or equivalent experience

This job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required.

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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:

$79,320.00 - $110,680.00

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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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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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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.

 

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