act digital logo

Java Software Engineer

act digital
Department:Android Developer
Type:REMOTE
Region:EU
Location:Portugal
Experience:Mid-Senior level
Estimated Salary:€35,000 - €60,000
Skills:
JAVASPRING BOOTSPRING CLOUDMICROSERVICESREST APISDOCKERKUBERNETESAWSAZUREGCPSQLNOSQLGITCI/CDJENKINSGITLAB CIKAFKARABBITMQTDDJUNITMOCKITOAGILESCRUM
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Job Description

Posted on: October 15, 2025

We are looking for a Senior Java Developer to join our engineering team and contribute to the design and development of scalable, high-performance applications. The ideal candidate has solid experience with modern Java (Java 11+), Spring ecosystem, and microservices architectures, and enjoys working in collaborative Agile environments.

Key Responsibilities:

  • Design, develop, and maintain microservice-based applications using modern Java technologies.
  • Implement and optimize RESTful APIs and backend integrations.
  • Work with Spring Boot, Spring Cloud, and related frameworks to deliver robust, maintainable solutions.
  • Collaborate with cross-functional teams (DevOps, QA, Frontend) to ensure high-quality software delivery.
  • Participate in architectural discussions, code reviews, and continuous improvement initiatives.
  • Ensure code quality, security, and scalability following best development practices.

Requirements:

  • 5+ years of experience in Java backend development.
  • Strong knowledge of Java 11+ (Java 17 preferred).
  • Hands-on experience with Spring Boot, Spring Cloud, and Spring Data.
  • Solid understanding of microservices architecture and distributed systems.
  • Experience with REST APIs, JSON, Git, and CI/CD pipelines (Jenkins, GitLab CI, or similar).
  • Familiarity with Docker, Kubernetes, and cloud environments (AWS, Azure, or GCP) is a plus.
  • Good understanding of SQL / NoSQL databases.
  • Fluency in English (B2+).

Nice to Have:

  • Knowledge of Kafka, RabbitMQ, or other message brokers.
  • Exposure to Test-Driven Development (TDD) and automated testing frameworks (JUnit, Mockito).
  • Experience in Agile/Scrum teams.
Originally posted on LinkedIn

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