Backend Engineer - Java, Microservices, Cloud (Banking)

Banco Santander (Brasil); Valladolid; On-site; EUR 42,000 - 64,000; Full time

Job summary

Openbank is seeking a Backend Developer / Integration Engineer to design, develop, and integrate secure, scalable backend solutions for critical banking processes. You will work on microservices, APIs, and cloud-native architectures, aligning with architecture, security, and software standards.

You will collaborate with Cybersecurity, Cloud and Architecture teams to ensure quality, compliance, and continuous improvement through CI/CD, automated testing, and AI-assisted development.

Qualifications

• 3–5 years of experience in technology projects, backend development and integration
• Strong knowledge of Java 17+ and Spring ecosystem
• Experience with microservices, APIs, and cloud/containerized environments
• Experience in banking processes (risk/compliance) is a plus
• Experience with DevOps tools and CI/CD practices
• Familiarity with security standards and software quality practices

Responsibilities

• Design, develop, and integrate backend solutions based on microservices
• Collaborate with Cybersecurity, Architecture and Cloud teams to ensure standards
• Contribute to CI/CD, code reviews, testing, and security hardening
• Work with banking processes, AML, GDPR, and third‑party integrations
• Advance shared components and automation throughout the SDLC

Skills

Java 17+

Spring Boot

Spring JPA

Spring Security

Microservices

APIs

Kubernetes

AWS / Amazon EKS

DocumentDB / Aurora / KMS

SonarQube

Fortify

Trivy

Jira

Apigee

Artificial Intelligence (AI) in SDLC

Devin

Code reviews

Security best practices

Education

Bachelor's degree in Computer Science / Software Engineering

Tools

Kubernetes

AWS

Amazon EKS

DocumentDB

Aurora

KMS

Job description

Openbank is seeking a Backend Developer / Integration Engineer to design, develop, and integrate secure, scalable backend solutions for critical banking processes. You will work on microservices, APIs, and cloud-native architectures, aligning with architecture, security, and software standards.

You will collaborate with Cybersecurity, Cloud and Architecture teams to ensure quality, compliance, and continuous improvement through CI/CD, automated testing, and AI-assisted development.