> Markdown version of [/jobs/ext/2914055-back-end-developer-200-300-a-day-remote-200-300-a-day-remote](https://www.wearedevelopers.com/jobs/ext/2914055-back-end-developer-200-300-a-day-remote-200-300-a-day-remote). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Back End Developer - €200 - €300 A Day - Remote - €200 - €300 A Day - Remote - **Company:** Lognext - **Location:** Madrid, Spain (Remote available) - **Contract:** Permanent contract - **Skills:** Java (Programming Language), Agile Methodology, Cloud Computing, Software Quality, Databases, IBM DB2, DevOps, Github, Hibernate (Java), Java Persistence API, Junit, Apache Maven, Enterprise Messaging Systems, MongoDB, OpenShift, Oracle (Applications), Mockito, SONAR (Symantec), Spring-boot, Git, Event Driven Architecture, Containerization, Git Flow, Gherkin, Integration Tests, Kubernetes, Apache Kafka, Non-relational Database, Api Design, Restful APIs, Atlassian Bamboo, Docker, Microservices - **Published:** September 15, 2026 - **Apply:** https://www.buscojobs.com.es/back-end-developer-%E2%82%AC-200-%E2%82%AC-300-a-day-remote-%E2%82%AC-200-%E2%82%AC-300-a-day-remote-en-madrid-ID-370827008 ## About the Role Contribute to code quality using GitFlow, Sonar, and best development practices.Skills: Essential: - 2-5 years of experience as a Backend Java Developer. - Strong experience with Java 17+ and Spring Boot . - Experience building REST APIs (API-first approach preferred). - Experience with Spring Data JPA / Hibernate . - Experience with Kafka or other messaging systems (MQ). - Experience with Docker and Kubernetes or OpenShift . - Experience with Oracle or DB2 databases . - Knowledge of MongoDB . - Experience with JUnit and Mockito . - Familiarity with Gherkin / BDD practices . - Experience working with Git + GitFlow and Maven 3.X . - Experience with GitHub Actions or Bamboo . - Fluent English (minimum B2). Desirable: - Experience working in large-scale cloud-native environments. ## Description At Lognext we have been accompanying companies and teams for more than 18 years to identify and implement the technology necessary to advance, making their challenges and objectives our own and getting closer to their reality.Therefore, being a NEXTER means that your career and talent become meaningful to you and those around you, allowing you to build what matters most to you and reach your next level.We are currently looking for a Java Back-End Developer to join a strategic project for one of our key clients in the retail sector (large-scale enterprise environment).Key Responsibilities: - Design, develop, and maintain scalable microservices using Java and Spring Boot.- Develop REST APIs following API-first principles.- Implement event-driven architectures using Kafka or messaging systems (MQ).- Work with relational and non-relational databases (Oracle, DB2, MongoDB).- Containerize applications using Docker and deploy in Kubernetes/OpenShift environments.- Develop unit and integration tests using JUnit and Mockito.- Collaborate in CI/CD pipelines using GitHub Actions or Bamboo.- Participate in Agile ceremonies and collaborate with cross-functional teams.- Contribute to code quality using GitFlow, Sonar, and best development practices.Skills: Essential: - 2-5 years of experience as a Backend Java Developer.- Strong experience with Java 17+ and Spring Boot .- Experience building REST APIs (API-first approach preferred).- Experience with Spring Data JPA / Hibernate .- Experience with Kafka or other messaging systems (MQ).- Experience with Docker and Kubernetes or OpenShift .- Experience with Oracle or DB2 databases .- Knowledge of MongoDB .- Experience with JUnit and Mockito .- Familiarity with Gherkin / BDD practices .- Experience working with Git + GitFlow and Maven 3.X .- Experience with GitHub Actions or Bamboo .- Fluent English (minimum B2).Desirable: - Experience working in large-scale cloud-native environments.- Strong DevOps mindset.Job Conditions & Benefits: - Permanent contract.- Competitive salary.- Remote work assistance.- Professional Development: Access to an annual budget dedicated to advancing your skills through professional certifications.Join our expert team, where creativity, commitment, and the ability to bring new perspectives are essential to make a difference in a world full of opportunities.Are you ready for your NEXT LEVEL?In Lognext we are committed to equality between women and men and as proof of this we have a registered and published Lognext Equality Plan.We also believe that multiculturalism is a source of values, experiences and knowledge that add value to our projects, which is why we believe in diversity, and we are committed to it.We work every day to create environments where people are treated with respect and dignity no matter where they come from, we do not discriminate based on race, religion or beliefs, ethnicity, disability, age, nationality, marital status, sexual orientation, or gender.#Employment #Technology #Cloud #Java #DevOps #Innovation #ProfessionalDevelopment #Equality #Diversity ## Related Videos - [Local Candidates vs International Talent - Building the Very Best Dev Team](https://www.wearedevelopers.com/videos/1067-local-candidates-vs-international-talent-building-the-very-best-dev-team) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [How Unit Testing Saved My Career](https://www.wearedevelopers.com/videos/1642-how-unit-testing-saved-my-career) - [How a Small Team Shrank a Microsoft Monorepo by 94%](https://www.wearedevelopers.com/videos/1236-how-a-small-team-shrank-a-microsoft-monorepo-by-94) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) - [Docker build without Docker](https://www.wearedevelopers.com/videos/100114-docker-build-without-docker) ## Related Articles - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Best Job Boards for Remote Work for Developers](https://www.wearedevelopers.com/magazine/290-best-job-boards-for-remote-work-for-developers) - [How Much Does a Software Engineer Make? Realistic Software Engineering Salaries](https://www.wearedevelopers.com/magazine/425-how-much-does-a-software-engineer-make-realistic-software-engineering-salaries)