This job advert was originally written in Spanish.

Requirements

What we're looking for

Required in...

Project development with JSON-REST APIs.
Spring (Boot, MVC, Core, Security, Data, Batch, etc.).

Minimum 1 year developing with Spring Boot.

First of all, we need you to...

You are passionate about technology with business logic
You are not complacent and you seek continuous improvement
You are willing to face new technological challenges

Nice to have

Valuable in..

Management of Oracle, MySQL, and PostgreSQL databases.
Object-oriented design patterns (OOP).
Development and consumption of REST APIs.
Implementation of integrations with Kafka.
Development of continuous integration pipelines with Jenkins.
Containers and orchestration with Docker and Kubernetes.
Version control with Git.
Hexagonal architecture with Java and Spring.
Microservices architecture patterns.

Experience

Education & certifications

Degree in Computer Science / Telecommunications or Vocational Training in DAM / DAW.

Pay & benefits

What you'll get

✨ Unique and high-impact projects.

👥 An IT team of more than 1,400 professionals.

🛠️ High-level technology stack.

📈 Career plan with annual salary reviews.

⏰ Flexible working hours.

🎓 Ongoing training and professional growth.

🔒 Stability and team culture.

🏥 In-house medical service.

🏢 Innovative and collaborative offices.

💰 Competitive salary based on your experience.

What we ask of you

The role

As a Java developer with experience in Spring Boot, you will face technical engineering and architecture challenges, and you will lead the migration of systems that impact thousands of users.

What you'll do

💻 You will design and develop RESTful web services and microservices with Spring Boot.
🗄️ You will integrate services with relational and non-relational databases using Hibernate and JPA.
✅ You will create unit and integration tests with JUnit, Mockito and Spring Test.
📚 You will document and maintain the code so that it is always clear and accessible.
👥 You will collaborate with the FrontEnd team for seamless integration.
🚀 You will stay up to date with the latest trends in Java Spring and BackEnd development.

How you'll work

Full-Time
Gross annual remuneration based on your experience
29.678€ - 45.054€

About Mercadona

Mercadona is Spain's largest supermarket chain and a leading food retailer in the Iberian Peninsula. Founded in 1977 in Valencia, it operates over 1,600 stores across Spain and Portugal, with a workforce exceeding 90,000 employees. The company is known for its vertically integrated supply chain, private-label products, and a strong focus on operational efficiency and customer service.

Mercadona's headquarters are in Valencia, and it has a significant presence throughout Spain, with stores, logistics centers, and offices in nearly every region. The company is deeply rooted in Spanish culture and is a major employer, offering stable, long-term contracts and internal promotion opportunities. For international professionals, Mercadona provides a unique opportunity to work in a large, stable Spanish company, though most roles require Spanish language proficiency and are focused on retail operations, logistics, and technical maintenance.

Industry: Retail
Founded: 1977
Employees: 50,000–100,000
Headquarters: Valencia, Spain
In Spain: Valencia, Madrid, Barcelona and 19 more
Website: https://jobeax.com/link/oiBNDCqhCFZrYVXP

Good to know if you are moving

Mercadona is the largest supermarket chain in Spain, with over 1,600 stores, making it a stable and prominent employer.
The company is headquartered in Valencia, Spain, and has a strong presence across all Spanish regions.
Mercadona offers permanent contracts and internal promotion opportunities, which are attractive for long-term career development.
Most roles require Spanish language proficiency, as they involve direct customer service or operational tasks.
The company is known for its 'Total Quality' model, which emphasizes employee training and customer satisfaction.

All open roles at Mercadona

Backend Developer Java Spring Boot - Valencia/València

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