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Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. We are looking for a skilled Java Developer to join our engineering team. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable, and resilient applications using modern Java technologies. This role requires strong technical expertise, a passion for problem-solving, and the ability to contribute significantly to our product development lifecycle, from concept to deployment. The Senior Java Developer will also mentor junior team members and contribute to architectural discussions.
Job Responsibility:
Design, develop, and maintain robust, scalable, and high-performance backend applications and services using Java and the Spring ecosystem (Spring Boot, Spring Framework)
Write clean, efficient, well-documented, and testable code following best practices and design patterns
Collaborate with product owners, architects, and other developers to understand requirements, define technical specifications, and deliver innovative solutions
Participate in all phases of the software development lifecycle, including analysis, design, development, testing, deployment, and support
Optimize application performance, identify bottlenecks, and implement solutions to ensure high availability and responsiveness
Conduct code reviews, provide constructive feedback, and ensure adherence to coding standards and architectural guidelines
Troubleshoot and debug complex issues in development and production environments
Mentor junior developers, share knowledge, and contribute to a culture of continuous learning and improvement
Stay up-to-date with emerging technologies, industry trends, and best practices in Java development and software engineering.
Requirements:
Bachelor's or Master's degree in Computer Science, Software Engineering, or a related technical field
Professional experience in Java development
Strong expertise in Core Java, including multithreading, data structures, algorithms, and object-oriented design principles
Extensive experience with Spring Framework and Spring Boot for building microservices and RESTful APIs
Solid understanding and hands-on experience with relational databases (e.g., PostgreSQL, Oracle, MySQL, SQL Server), including advanced SQL, schema design, and ORM frameworks (e.g., Hibernate, JPA)
Experience with building and consuming RESTful web services
Proficiency with build tools such as Maven or Gradle
Experience with version control systems, particularly Git
Familiarity with Agile development methodologies (Scrum, Kanban)
Strong problem-solving skills, attention to detail, and ability to work independently and as part of a team
Excellent communication skills, both written and verbal.
Nice to have:
Experience with NoSQL databases (e.g., MongoDB, Cassandra, Redis)
Familiarity with cloud platforms (e.g., AWS, Azure, GCP) and containerization technologies (e.g., Docker, Kubernetes)
Experience with message brokers (e.g., Kafka, RabbitMQ)
Knowledge of testing frameworks (e.g., JUnit, Mockito) and experience with Test-Driven Development (TDD)
Understanding of CI/CD pipelines and tools (e.g., Jenkins, GitLab CI, GitHub Actions)
Experience with performance tuning and optimization of Java applications
Familiarity with front-end technologies (e.g., JavaScript, React, Angular) is a plus, but not required for this backend-focused role.
What we offer:
27 days annual leave (plus bank holidays)
A discretional annual performance related bonus
Private Medical Care & Life Insurance
Employee Assistance Program
Pension Plan
Paid Parental Leave
Special discounts for employees, family, and friends
Access to an array of learning and development resources