Backend & Integration Engineer - Banking, Cloud & Microservices

Banco Santander SA; Valladolid; On-site; EUR 50,000 - 70,000; Full time

Benefits offered by this job

BeHealthy wellness programme

Parental leave & childcare support

Volunteer opportunities

Career development

Job summary

Openbank seeks a Back End Developer / Integration Engineer to design, develop, and integrate secure, scalable backend solutions for critical banking processes. You will work with microservices, APIs, and cloud-native architectures, adhering to security and corporate standards.

Responsibilities include CI/CD, code reviews, security reinforcement, and collaboration with Cybersecurity, Architecture, and Cloud teams. English and Spanish are required for this role.

Qualifications

• 3-5 years of experience in technology projects, backend development and integration environments, with strong knowledge of Java 17+, Spring Boot, Spring JPA, Spring Security, microservices, APIs, and cloud/containerized environments.
• Bachelor’s degree in Computer Science, Software Engineering, or a related (required)
• Language: English (Required) Spanish (Required)
• Hard Skills: Java 17+, Spring Boot, Spring JPA, Spring Security, Spring Cloud Config, microservices, Kubernetes, AWS (EKS), DocumentDB, Aurora, KMS; SonarQube, Fortify, Trivy, Jira, Apigee; AI in software development; Devin preferred; security and compliance emphasized.

Responsibilities

• Participating in the design and development of backend applications and integration solutions based on microservices architectures, as well as the definition, development, and maintenance of APIs of various types.
• Working closely with Cybersecurity, Architecture, and Cloud teams to ensure compliance with technology, security, and software quality standards.
• Actively contributing to CI/CD processes, code reviews, testing, security reinforcement, and continuous improvement of application quality.
• Collaborating with teams on banking processes, especially in Risk Management, AML, GDPR compliance, and third‑party integrations.
• Contributing to evolution of shared components, development of best practices, and advanced automation/AI usage in the lifecycle.

Skills

Java 17+

Spring Boot

Spring JPA

Spring Security

Microservices

APIs

AWS

Kubernetes

CI/CD

Apigee

SonarQube

Fortify

Trivy

Education

Bachelor’s degree in Computer Science or Software Engineering

Tools

Jira

Apigee

SonarQube

Fortify

Trivy

Job description

Openbank seeks a Back End Developer / Integration Engineer to design, develop, and integrate secure, scalable backend solutions for critical banking processes. You will work with microservices, APIs, and cloud-native architectures, adhering to security and corporate standards.

Responsibilities include CI/CD, code reviews, security reinforcement, and collaboration with Cybersecurity, Architecture, and Cloud teams. English and Spanish are required for this role.