Java Software Engineer

ConSol Partners; España; Presencial; EUR 90.000 - 120.000; Jornada completa

Descripción de la vacante

ConSol Partners is seeking a Senior Java Engineer to join a talented backend team building scalable, resilient services. You will work with Java 17/21, Spring Boot, and modern distributed architectures.

The role emphasizes event-driven design, reactive programming, and robust testing, with collaboration across teams to deliver secure, reliable solutions. This is a 1-year contract with potential extension.

Formación

• 8+ years of professional Java development experience.
• 3+ years working with Java 17 or Java 21.
• Strong experience with Spring Framework / Spring Boot.

Responsabilidades

• Design and develop high-performance microservices with Java 17/21 and Spring Boot.
• Build and maintain distributed systems using gRPC, Protobuf, and event-driven patterns.
• Develop reactive and asynchronous apps using Project Reactor, RxJava, or modern Java concurrency.
• Create scalable integrations with Kafka, databases, and cloud-native services.
• Drive engineering excellence through robust testing, reviews, and documentation.
• Collaborate across teams to deliver secure, reliable, and maintainable solutions.
• Contribute to architecture decisions and continuous improvement initiatives.

Conocimientos

Java

Spring Boot

gRPC

Protobuf

Project Reactor

RxJava

Kafka

Distributed systems

Microservices

Cloud-native

Herramientas

Java 17/21

Spring Framework

Descripción del empleo

Location: Spain

Contract Type: 1 year + Extension

We are looking for an experienced Senior Java Engineer to join a talented engineering team building scalable, resilient, and high-throughput backend services. This is an opportunity to work with modern Java technologies, event-driven architectures, cloud-native platforms, and cutting-edge distributed systems

Key Responsibilities:

• Designing and developing high-performance microservices using Java 17/21 and Spring Boot.
• Building and maintaining distributed systems leveraging gRPC, Protobuf, and event-driven architectures.
• Developing reactive and asynchronous applications using Project Reactor, RxJava, or modern Java concurrency frameworks.
• Creating scalable integrations with Kafka, databases, and cloud-native services.
• Driving engineering excellence through robust testing, code reviews, design documentation, and technical leadership.
• Collaborating across teams to deliver secure, reliable, and maintainable solutions.
• Contributing to architecture decisions, system design reviews, and continuous improvement initiatives.

Experience:

• 8+ years of professional Java development experience
• 3+ years working with Java 17 or Java 21
• Spring Framework / Spring Boot