## Java Developer - Assistant Vice PresidentApply:

Hybrid

Mississauga Ontario Canada

Full time

Posted Today

26988017Citi is looking for a skilled Java Developer to join our Technology team and play a key role in building, maintaining, and advancing enterprise-grade shared services that underpin critical financial operations at global scale. In this role, you will design and deliver high-performance Java-based solutions within a high-throughput computing environment, working closely with cross-functional technology teams to drive application stability and reliability.

This is an opportunity to take ownership of meaningful technical challenges, mentor junior colleagues, and operate as a subject matter expert within a collaborative, performance-driven engineering environment.## Responsibilities Design, develop, and implement enterprise Java applications using Spring Boot, Apache Camel, and related open-source technologies to meet complex business and system requirements. Build and maintain messaging and integration layers using JMS, WebSphere MQ, and TIBCO EMS to support high-volume, low-latency transaction processing. Lead application analysis, performance tuning, and measurement activities to ensure systems meet reliability and throughput standards in production environments. Manage Tier 3 production support, diagnosing and resolving critical issues using tools such as Thread Dump Analyser and Memory Analyser Tool to minimize service disruption. Contribute to all phases of the software development lifecycle — from requirements analysis and design through to testing, deployment, and post-implementation review — within an Agile delivery model. Implement and recommend security measures during post-deployment analysis to protect system integrity and ensure continued functionality.



Act as a technical advisor to senior stakeholders and less experienced team members, setting engineering standards and guiding development practices across the team. Assess technical and operational risk when making development decisions, ensuring solutions align with compliance requirements and safeguard the integrity of Citi's systems and clients.## Required Qualifications & Skills 5+ years of hands-on experience developing and maintaining enterprise shared services, with demonstrable expertise in Java 8, Spring Boot, and MongoDB. Proficiency with messaging and integration technologies including Apache Camel, JMS, WebSphere MQ, TIBCO EMS, and OSGi, applied within large-scale, high-transactional environments. Practical knowledge of RESTful API development, SSL, and Git-based source control workflows. Working knowledge of containerization technologies, including Docker and OpenShift, for deploying and managing application workloads. Experience operating within Agile development lifecycles, including sprint planning, iterative delivery, and continuous integration practices. Proficiency with DevOps tooling, including GitHub, uDeploy, and SonarQube, to support build automation, deployment, and code quality management. Solid SQL knowledge with the ability to query, analyse, and troubleshoot relational data sources effectively.



Bachelor's degree in a relevant field or equivalent practical experience.## Beneficial Skills & Qualifications Familiarity with critical-situation diagnostic tools such as Samurai and Thread Dump Analyser (TDA) for advanced JVM troubleshooting. Hands-on experience with Linux command-line administration, particularly on Red Hat Enterprise Linux (RHEL) environments. Prior experience with Lightspeed CI/CD pipelines or equivalent enterprise deployment platforms.## What We OfferAt Citi, you will work on technology that directly supports global financial services at scale.

Our Technology teams operate in a collaborative, results-oriented environment where engineers are empowered to solve complex problems, develop their expertise, and make a tangible impact on systems used by clients and institutions worldwide. A hybrid working model with 3 days in the office and 2 days working remotely, giving you flexibility alongside meaningful in-person collaboration. Exposure to large-scale, high-transactional enterprise systems that present genuine technical depth and complexity. Opportunities to grow into senior technical leadership, with the autonomy to influence engineering standards and mentor the next generation of engineers. Access to continuous learning and professional development resources to keep your technical skills current and your career progressing. A performance-driven team culture that values technical excellence, transparent ownership, and high-quality delivery. Competitive compensation and a comprehensive benefits package designed to support your financial wellbeing and long-term career at Citi. Wellbeing and work-life balance support through Citi's global employee programmes, tailored to your location. Apply today and bring your Java engineering expertise to a team building the technology infrastructure that keeps global financial services moving.

📌 Java Developer - Assistant Vice President (Mississauga)
🏢 Citibank (Switzerland
📍 Mississauga