Java Developer

Citibank (Switzerland) AG; Mississauga; Hybrid; Confidential; Full time

Job summary

Citibank (Switzerland) AG in Mississauga, Canada seeks a Java Developer (Apps Dev Intermediate) to design, build, and maintain Citi1Credit platform applications. You will work with Core Java 8, Spring, and RESTful APIs, delivering robust software in a hybrid environment with both in-office and remote collaboration.

The role spans the full development lifecycle, includes security considerations, and requires CI/CD with Maven, Jenkins, and SonarQube.

Qualifications

• 2+ years of hands-on Java/J2EE development, preferably in financial services or similar environments.
• Proficiency with Core Java 8 and Spring (Spring Core, MVC, JDBC) and ORM frameworks.
• Experience building and consuming RESTful web APIs and JSON data exchange.
• Working knowledge of SQL, queries, stored procedures, and indexes.

Responsibilities

• Build and enhance features on Citi1Credit platform using Core Java 8, Spring, and RESTful APIs.
• Design and develop components across the full development lifecycle, from analysis to deployment and support.
• Identify vulnerabilities and security gaps; implement fixes via debugging and testing.
• Develop and maintain SQL queries, stored procedures, and database objects for data access and performance.
• Integrate CI pipelines using Maven, Jenkins, and SonarQube to maintain code quality.
• Consult with business users and technology teams to diagnose issues and support deployed systems.
• Assess risk to ensure compliance and reliability of client-facing systems.

Skills

Java/J2EE

Core Java 8

Spring ecosystem

RESTful APIs

SQL

Build tools (Maven/Jenkins/SonarQube/`

JUnit testing

Education

Bachelor's degree in CS/Engineering

Tools

Maven

Jenkins

SonarQube

JUnit

Job description

## Java DeveloperApply: Hybrid: Mississauga Ontario Canada: Full time: Posted Today: 26991967Citi 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 Citi1Credit 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 Citi1Credit 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.## What We OfferJoining Citi means working on technology that operates at global scale, with access to the resources, tools, and collaborative environment needed to grow your career. This role offers the opportunity to take ownership of meaningful engineering work while benefiting from flexibility, development support, and a performance-driven team culture.* Hybrid working model with 3 days in the office and 2 days working remotely, giving you flexibility while maintaining strong team collaboration.* Exposure to complex, large-scale financial technology systems that directly impact how Citi serves its clients globally.* Ongoing learning and development opportunities to advance your technical skills and career progression within a global technology organization.* A results-focused team environment where your contributions are recognized and your autonomy is valued.* Access to wellbeing support, work-life balance initiatives, and a comprehensive benefits package tailored to your location.Build software that matters — apply today and bring your Java expertise to a global technology team at Citi.