Backend Engineer

Job Title: Medium Backend Engineer

Location: Malaga, Spain - Hybrid: 1 Day to Office Every Week

Duration: Permanent

Employment Type: Full-Time

Roles & Responsibilities:

We are looking for a Backend Engineer to join our MICROS team, working on highly scalable, event-driven microservices that power financial transaction and confirming platforms. You will design, build, and support distributed backend services using modern Java and cloud-native technologies.

Key Responsibilities

• Develop and maintain microservices using Java 8/11, Spring Boot, Spring Batch, and Spring Cloud Stream
• Build event-driven systems using Kafka
• Design and expose REST & SOAP APIs following OpenAPI standards
• Integrate with Oracle, PostgreSQL, and Redis
• Write unit and integration tests using JUnit, Mockito, and Postman
• Participate in CI/CD pipelines (Git, GitHub, Jenkins, SonarQube)
• Deploy and operate applications on OpenShift and WebSphere
• Collaborate with DevOps, QA, and Product teams in an agile environment

Required Skills

• 3–5 years of experience in Java backend development
• Strong knowledge of Spring Boot, Spring Batch, Spring Cloud Stream
• Experience with microservices & distributed systems
• Kafka and event-driven architecture
• REST, SOAP, and API design
• Oracle, PostgreSQL, Redis
• CI/CD: Git, Jenkins, SonarQube
• Fluent English (B2–C1)

Nice to Have

• Python
• Control-M
• AWS or Azure
• Reactive programming
• Spanish (B2–C1)
• Experience in financial systems / confirming core