Senior Backend Engineer - Java/Kotlin, API & Kafka

Euronext; Porto; Híbrido; EUR 65 000 - 90 000; Tempo integral

Resumo da oferta

Euronext is seeking a Senior Backend Developer in Porto to join the Settlement team. You will build and maintain scalable Java-based backend services, collaborate with cross-border teams and drive modernization efforts as part of Convergence project. The role focuses on Java/Kotlin, Spring Boot, and event-driven architectures.

You’ll work on RESTful APIs, CI/CD pipelines, and observability, contributing to a high-impact financial infrastructure in a dynamic European environment.

Qualificações

• Strong foundation in software engineering principles (Clean Code, SOLID, basic Domain-Driven Design).
• Hands-on experience developing RESTful APIs using Java/Kotlin.
• Familiarity with event-driven systems; experience with Kafka is a strong plus.
• Proficiency in GIT and test-driven development.
• Knowledge of or interest in observability practices (e.g. logs, metrics, tracing).

Responsabilidades

• Develop, unit test, and maintain high-quality backend services using Java/Kotlin and Spring Boot.
• Design and implement scalable, event-driven architectures.
• Build and integrate RESTful APIs aligned with OpenAPI standards.
• Collaborate with cross-functional teams to deliver new features and system enhancements.
• Troubleshoot and resolve application issues, ensuring optimal performance and responsiveness.
• Write clean, maintainable, and testable code following best practices.
• Participate in code reviews and share knowledge with team members.
• Support unit testing and continuous integration pipelines.
• Use GIT for version control and team collaboration.
• Contribute to our observability setup (OpenTelemetry is a plus).
• Create and maintain clear technical documentation.

Conhecimentos

Java/Kotlin

Spring Boot

RESTful APIs

GIT

Test-driven development

OpenTelemetry

Kafka

Quarkus

SOLID

DDD

CI/CD

Ferramentas

Kafka

OpenTelemetry

Quarkus

Descrição da oferta de emprego

Euronext is seeking a Senior Backend Developer in Porto to join the Settlement team. You will build and maintain scalable Java-based backend services, collaborate with cross-border teams and drive modernization efforts as part of Convergence project. The role focuses on Java/Kotlin, Spring Boot, and event-driven architectures.

You’ll work on RESTful APIs, CI/CD pipelines, and observability, contributing to a high-impact financial infrastructure in a dynamic European environment.