Backend Senior Engineer — Order & Execution Management

Job Location: Hibrid in Bucharest, 2 days WFO

Domain: Private Bank

Recruitment process:

• HR discussion
  
• 2 X technical discussion

About the Team
We are part of a technology and software engineering centre in Bucharest, Romania, delivering mission-critical solutions for a leading global financial institution. Our team oversees a high-frequency, low-latency Order and Execution Management system, supporting Private Bank business lines across multiple regions. We are hands-on, pragmatic, and focused on delivering the best product to our users.

About the Role
On your first day, we will expect you to have:

• A creative approach towards solving technical problems fast, as part of an L3 Rota: intra-day and on-call.
• Desire and ability to learn, debug, and investigate across a complex system landscape.
• Strong analytical skills and demonstrable software development experience.
• In-depth understanding of SDLC.
• Ability to work with modern frameworks and tools, analyse requirements and learn.
• Understanding of asynchronous communication patterns and event-driven architecture.

Java Requirements

• Demonstrable knowledge of Java SE fundamentals: Collections Framework, Generics, Exception Handling.
• Hands-on experience with modern Java features (Java 17+): Streams API, Lambda expressions, Records.
  
• Good understanding of multithreading, concurrency patterns, and memory management (JVM internals).
• Proven ability to write testable code using JUnit and Mockito.
• Ability to deliver clean, maintainable, and efficient Java code following industry best practices.
• Ability to identify and resolve performance bottlenecks through systematic debugging and JVM tuning.
• Knowledge of TeamCity/Jenkins, Maven, Gradle, GIT, GCP, Kubernetes.
• In-depth understanding of software quality and maintainability, including QA automation.
• SQL, Bash, Linux basic knowledge.
• Excellent communication skills in English.

Nice to Have

• Experience in Capital Markets, preferably Trading systems.
• Design Patterns.
• Message brokers: JMS, Kafka, RabbitMQ, IBM MQ, Solace.
• Experience supporting live critical systems.
• FIX Protocol.

What We Offer

• 24 days holiday + loyalty days + bank holidays.
• Flexible working hours and hybrid work model.
• Private healthcare and life insurance.
• A truly diverse, global working culture.
• Continuous learning and professional development opportunities.