> Markdown version of [/jobs/ext/2951160-senior-backend-engineer-java-21-spring-boot](https://www.wearedevelopers.com/jobs/ext/2951160-senior-backend-engineer-java-21-spring-boot). 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). --- # Senior Backend Engineer | Java 21 & Spring Boot - **Company:** BCNC GROUP - **Location:** A Coruña, Spain - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Application Programming Interfaces (APIs), Amazon Web Services, Databases, PostgreSQL, MongoDB, Spring-boot, Backend, Apache Kafka - **Published:** September 17, 2026 - **Apply:** https://www.buscojobs.com.es/senior-backend-engineer-java-21-spring-boot-en-la-coruna-ID-371821313 ## About the Role Se exige experiencia en Java 21, Spring Boot y APIs basadas en API First, con fuerte énfasis en DDD, arquitectura hexagonal y Clean Code. Se valorará AWS, Kafka y bases de datos PostgreSQL/MongoDB, entre otros. ## Description BCNC Group busca un/a Senior Backend Developer Java para liderar la construcción de una plataforma logística global desde cero. Trabajarás en un entorno ágil junto a otro desarrollador y un responsable técnico, participando en decisiones de diseño, arquitectura y evolución tecnológica.Se exige experiencia en Java 21, Spring Boot y APIs basadas en API First, con fuerte énfasis en DDD, arquitectura hexagonal y Clean Code. Se valorará AWS, Kafka y bases de datos PostgreSQL/MongoDB, entre otros.#J-*****-Ljbffr ## Related Videos - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [40 Minutes to Build a Serverless COVID-19 REST and GraphQL APIs](https://www.wearedevelopers.com/videos/208-40-minutes-to-build-a-serverless-covid-19-rest-and-graphql-apis) - [Kubernetes and Microservices with Multi-Model Databases](https://www.wearedevelopers.com/videos/382-kubernetes-and-microservices-with-multi-model-databases) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [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)