Full Stack Developer – Java OneApp (Java / Spring Boot / AWS)
Spain | Hybrid (preferred) in Madrid, Barcelona, Málaga or Logroño | Remote in the rest of the country
Full-time

About the role
We are looking for a Full Stack Developer with strong experience in Java and Spring Boot , capable of contributing across the full software delivery lifecycle within a large-scale international banking environment.
The role combines backend development, CI/CD, cloud-native platforms, observability, database performance analysis, and production support responsibilities within a highly collaborative engineering ecosystem.
This is a hands-on technical role with exposure to modern microservices architectures and cloud environments.
What you’ll do
- Design, develop, and maintain Java/Spring Boot microservices
- Build and maintain RESTful APIs
- Write and maintain automated test suites using Cucumber
- Build and improve CI/CD pipelines using GitHub Actions
- Collaborate with infrastructure and database teams to resolve performance bottlenecks




- Monitor applications and troubleshoot production issues using Dynatrace and Kibana
- Create and present release implementation plans to technical and non-technical stakeholders
- Participate in a 24x7 on-call rotation shared across the team

What we’re looking for
- Strong hands-on experience with:
- Java
- Spring Boot
- REST APIs
- Microservices architectures
- Experience working with:
- Kubernetes
- AWS EKS and/or OpenShift
- Experience with:
- Cucumber
- automated testing
- CI/CD pipelines
- GitHub Actions
- Solid knowledge of:
- relational databases
- SQL performance analysis
- query optimization
- Experience using:
- Dynatrace
- Kibana
- observability/monitoring tools
- Ability to communicate effectively with technical and non-technical stakeholders
- Experience preparing and presenting implementation/release plans
- English level C1 or higher – mandatory
- Spanish fluent/native level or equivalent

Nice to have
- Experience in banking or

📌 Full Stack Developer (Madrid)
🏢 Talent Connect
📍 Madrid