Build high-performance Java applications at Citi with Spring Boot and RESTful API expertise. Work hybrid, three days in office and two remotely.

As a Senior Java Developer and Assistant Vice President, you will create production-grade backend services for high-volume, latency-sensitive financial systems. The role requires cloud engineering, distributed systems, database experience, and strong software design practices. You will own application quality, architecture, testing, and reliability across the development lifecycle.

Key Responsibilities:

- Design reusable Java code for high-volume, low-latency applications
- Architect RESTful APIs and scalable Spring Boot backend services
- Translate requirements into technical specifications and solution architecture
- Build unit, integration,



and performance testing automation
- Diagnose critical production issues and maintain system reliability

Requirements:

- Five or more years of skilled Java development experience
- Expertise in Java, RESTful APIs, Spring, and Spring Boot
- Experience with Oracle, SQL, and MongoDB databases
- Practical OpenShift, Kubernetes, MQ, and Kafka experience
- Knowledge of clean code, design patterns, and test-driven development

Apply senior Java engineering expertise to Citi’s scalable financial applications, combining Spring Boot, cloud platforms, testing, and production ownership.

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📌 Senior Java Backend Developer (Mississauga)
🏢 Citi
📍 Mississauga