At a Glance
- Tasks: Design and develop high-performance Java backend services for modern payment architecture.
- Company: Join a leading global provider of cash management and treasury services.
- Benefits: Hybrid work model, competitive salary, and opportunities for professional growth.
- Other info: Dynamic environment with a focus on continuous improvement and mentorship.
- Why this job: Be part of a team transforming payment systems with innovative technology.
- Qualifications: 7+ years in Java development, strong skills in Spring Framework and microservices.
The predicted salary is between 91064 - 111300 $ per year.
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 an experienced Senior Java Backend Developer to join a group modernizing CitiDirect’s Payment architecture. The ideal candidate will have a strong foundation in Core Java and extensive experience with Spring Framework, microservices architecture, Apache Kafka, MongoDB, and Oracle databases.
Key Responsibilities:
- Design, develop, and maintain robust, scalable, and high-performance Java-based backend services
- Architect and implement microservices using Spring Framework 6, Spring Boot 3 and Spring Cloud
- Design and 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
- Participate in code reviews and mentor junior developers
- Contribute to the continuous improvement of our development processes and best practices
Required Qualifications:
- 7+ years of experience in Java development, with a strong command of Core Java concepts
- Extensive experience with Spring Framework, including Spring Boot and Spring Cloud
- Proven track record of designing and implementing microservices architecture
- Experienced in Reactive programming
- Proficiency in working with Apache Kafka, including designing and implementing event-driven systems
- Strong experience with MongoDB, including schema design, complex queries, and performance optimization for large-scale applications
- Solid 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
- In-depth knowledge of application security principles and experience implementing secure coding practices
- Expertise in implementing authentication and authorization in microservices architecture (OAuth 2.0, JWT etc.)
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
Senior Java Developer for Payments Modernization in Mississauga employer: Citi
Citi stands out as an exceptional employer, offering a dynamic work culture that fosters innovation and collaboration within its global technology teams. With a commitment to employee growth, Citi provides access to extensive learning resources and a hybrid working model that promotes work-life balance, ensuring that you can thrive both personally and professionally. Join us to make a meaningful impact in the financial technology sector while enjoying competitive compensation and comprehensive wellbeing support.
