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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Backend Developer (Java + Spring), Hibrido - **Company:** UST España - **Location:** Vitoria-Gasteiz, Spain (Remote available) - **Contract:** Temporary contract - **Skills:** Java (Programming Language), Database Development, Software Debugging, Digital Technology, Eclipse (Software), IBM WebSphere MQ, Internetworking, Oracle Databases, RabbitMQ, Software Construction, Software Engineering, SQL Databases, Test Data, Backend, Integration Tests, Apache Kafka, Restful APIs - **Published:** August 26, 2026 - **Apply:** https://www.buscojobs.com.es/backend-developer-java-spring-hibrido-en-vitoria-ID-368962435 ## About the Role Note: We will provide training on the Actico Platform Strong knowledge of the Java technology stack, software engineering best practices, and the full software development lifecycle. Good understanding of RESTful web service integration. Experience with Eclipse IDE for development, debugging, and application troubleshooting. Experience with Oracle Database and SQL development. Experience with Kafka is preferred, while exposure to platforms such as IBM MQ (WebSphere MQ), RabbitMQ, or similar alternatives will also be considered. Functional testing Integration testing Acceptance testing Mock-up testing Ability to independently define test scenarios, create test data, build mock environments, and thoroughly test their own developments. As there will initially be no dedicated QA team, developers will be responsible for ensuring the quality, stability, and validation of their own applications before release. Modelling Management Implementation Certifications or training in Visual Rules or Actico Rules. Hybrid (3 days at the office, 2 WFH)English C1Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances). `Retribución Flexible ? Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan...)Free access to several training platforms Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime...) ## Description More in detail, UST is a multinational company based in North America, certified as a Top Employer and Great Place to Work company with over ****** employees all over the world and a presence in more than 35 countries.We are leaders on digital technology services, and we provide large-scale technologic solutions to big companies.We are looking for a Mid/Senior Java Backend Developer to contribute in a project with one of our global customers in wealth management.We are building a very strong team comprised of high caliber professionals that will work closely with the client's IT and Business stakeholders to deliver impactful programs.You will have the opportunity to work on challenging projects with talented colleagues in an international environment while developing your domain knowledge working for a top company.Work model is hybrid in Madrid (3 days at the office, 2 WFH), feel free to apply if you are also open for relocation!Note: We will provide training on the Actico Platform Strong knowledge of the Java technology stack, software engineering best practices, and the full software development lifecycle.Good understanding of RESTful web service integration.Experience with Eclipse IDE for development, debugging, and application troubleshooting.Experience with Oracle Database and SQL development.Experience with Kafka is preferred, while exposure to platforms such as IBM MQ (WebSphere MQ), RabbitMQ, or similar alternatives will also be considered.Functional testing Integration testing Acceptance testing Mock-up testing Ability to independently define test scenarios, create test data, build mock environments, and thoroughly test their own developments.As there will initially be no dedicated QA team, developers will be responsible for ensuring the quality, stability, and validation of their own applications before release.Modelling Management Implementation Certifications or training in Visual Rules or Actico Rules.Hybrid (3 days at the office, 2 WFH)English C1Numerous benefits (Heath Care Plan, Internet Connectivity, Life and Accident Insurances).`Retribución Flexible ? Program: (Meals, Kinder Garden, Transport, online English lessons, Heath Care Plan...)Free access to several training platforms Real Work Life Balance measures (flexibility, WFH or remote work policy, compacted hours during summertime...) ## Related Videos - [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) - [Dirty Tests And How To Clean Them](https://www.wearedevelopers.com/videos/515-dirty-tests-and-how-to-clean-them) - [Beyond Kafka & RabbitMQ: Why NATS is the Future of Microservices Messaging](https://www.wearedevelopers.com/videos/1646-beyond-kafka-rabbitmq-why-nats-is-the-future-of-microservices-messaging) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Unlocking the potential of Digital & IT at Vodafone](https://www.wearedevelopers.com/videos/602-unlocking-the-potential-of-digital-it-at-vodafone) - [Stop Guessing, Start Measuring: Evaluating RAG Systems with Synthetic Test Data](https://www.wearedevelopers.com/videos/1982-stop-guessing-start-measuring-evaluating-rag-systems-with-synthetic-test-data) ## 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) - [Spanish Business Culture and Etiquette](https://www.wearedevelopers.com/magazine/353-spanish-business-culture-and-etiquette) - [Best Job Boards for Remote Work for Developers](https://www.wearedevelopers.com/magazine/290-best-job-boards-for-remote-work-for-developers) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries) - [Where To Find Software Engineering Jobs](https://www.wearedevelopers.com/magazine/396-where-to-find-software-engineering-jobs)