Senior Java Engineer – Trading Systems (Hybrid, Warsaw)

Cantor Fitzgerald Ireland Ltd; Województwo mazowieckie; Hybride; PLN 180 000 - 320 000; Plein temps

Résumé du poste

Cantor Fitzgerald is seeking a Senior Java Developer for trading systems in Warsaw. You will design, develop and maintain server-side Java apps, using Spring and Spring Boot, while collaborating with analysts, traders and developers to deliver mission-critical features.

The role focuses on high-throughput, low-latency real-time trading environments, with emphasis on code quality, testing, and DevOps automation within a hybrid work setup in Poland.

Qualifications

• Strong Java server-side development experience (8+)
• Expertise with Spring/Spring Boot for enterprise apps
• Experience with web app frameworks (Angular/React) and RESTful services
• Knowledge of multithreading, concurrency, and performance tuning
• Familiarity with CI/CD pipelines and DevOps practices
• Experience with message queues (Kafka/JMS) and relational DBs

Responsabilités

• Design, develop, and maintain server-side Java apps for trading platforms
• Implement robust, scalable solutions using Spring Framework and Spring Boot
• Collaborate with analysts, tech leads, traders and developers to deliver features
• Optimize performance for high throughput and low latency in real-time trading
• Ensure code quality through unit tests and automated testing
• Participate in DevOps pipelines and deployment automation with Git/GitLab, Maven, Jenkins
• Troubleshoot production issues and provide timely resolutions

Connaissances

Java (server-side)

Spring Framework

Spring Boot

Web frameworks

Multithreading/Concurrency

DevOps/CI-CD

Messaging (Kafka/JMS)

RESTful services

SQL/Databases

Outils

Git/GitLab

Maven

Jenkins

Description du poste

Cantor Fitzgerald is seeking a Senior Java Developer for trading systems in Warsaw. You will design, develop and maintain server-side Java apps, using Spring and Spring Boot, while collaborating with analysts, traders and developers to deliver mission-critical features.

The role focuses on high-throughput, low-latency real-time trading environments, with emphasis on code quality, testing, and DevOps automation within a hybrid work setup in Poland.