CitiDirect Java Dev for Payments Modernization – Assistant Vice President

Citigroup Inc.; Mississauga; On-site; CAD 131,000 - 196,000; Full time

Job summary

Citi in Mississauga, Canada seeks a Java Backend Developer to modernize CitiDirect’s payments architecture. You will design, develop, and maintain scalable Java backend services using Spring Framework and microservices.

You will work with Kafka, MongoDB and Oracle, design RESTful APIs, and contribute to tests and DevOps practices. A strong foundation in Core Java and 3+ years of experience is required, with a willingness to learn AI integration into development.

Qualifications

• 3+ years of experience in Java development.
• Experience with Spring Framework (Spring Boot & Spring Cloud).
• Experience implementing microservices architecture.

Responsibilities

• Design, develop, and maintain robust, scalable Java-based backend services.
• Implement microservices using Spring Framework 6, Spring Boot 3 and Spring Cloud.
• Implement event-driven architectures using Apache Kafka.

Skills

Java

Spring Framework

Spring Boot

Spring Cloud

Apache Kafka

MongoDB

Oracle

REST API

JUnit/Mockito

Testing

Tools

Docker

Kubernetes

CI/CD

Job description

Services is a leading provider of cash management, treasury, trade, clearing, depository receipts and commercial cards services. Services has a global network spanning more than 90 countries and is unique in the industry for its reach, interoperability, and flexibility. We provide clients with dynamic information, platforms, tools, and APIs to effectively manage their portfolios, financial positions, working capital and supply chains. CitiDirect serves as the unified digital gateway for clients to access our full suite of services.

We are seeking a Java Backend Developer to join a group modernizing CitiDirect’s Payment architecture, who has a technical curiosity and is willing to learn new skills. The ideal candidate will have a strong foundation in Core Java with a desire to learn tips and tricks for integrating AI into the development process.

Key Responsibilities:

• Design, develop, and maintain robust, scalable, and high-performance Java-based backend services
• Implement microservices using Spring Framework 6, Spring Boot 3 and Spring Cloud
• Implement event-driven architectures using Apache Kafka
• Work with MongoDB and Oracle - design schemas and optimize queries
• Implement and maintain comprehensive unit and integration tests
• Contribute to the continuous improvement of our development processes and best practices

Required Qualifications:

• 3+ years of experience in Java development, with a strong command of Core Java concepts
• Experience with Spring Framework, including Spring Boot and Spring Cloud
• Experienced implementing microservices architecture
• Proficiency in working with Apache Kafka, including designing and implementing event-driven systems
• Proficiency with MongoDB, including schema design, complex queries, and performance optimization for large-scale applications
• Understanding of NoSQL database concepts and best practices
• Experience with Oracle databases and SQL, and performance optimization
• Expertise in RESTful API design principles
• Proficiency in writing unit and integration tests using frameworks like JUnit and Mockito

Preferred Qualifications:

• Familiarity with containerization technologies (e.g., Docker, Kubernetes)
• Experience with CI/CD pipelines and DevOps practices
• Understanding of Agile methodologies
• Solid understanding of payments industry, including various payment systems and processes
• Familiarity with ISO 20022 standards, and their application in payments messaging
• Contributions to open-source projects

Job Family Group:

Job Family:

Applications Development

Time Type:

Full time

Primary Location Full Time Salary Range:

$94300,00 - $141500,00

Most Relevant Skills

Please see the requirements listed above.

Other Relevant Skills

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

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.

This job opening is for an existing job vacancy.

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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