Senior Backend Engineer — Microservices & Cloud (Remote)

ING España&Portugal; Comunidad de Madrid; Híbrido; EUR 60.000 - 100.000; Jornada completa

Ventajas ofrecidas por este puesto de trabajo

Health insurance

Flexible remuneration

Free company shuttle

Pension plan

Descripción de la vacante

ING España&Portugal is seeking a skilled Software Backend Engineer to design, develop and test backend services for our banking applications, ensuring performance and reliability. You will own Java microservices including REST APIs, design patterns, testing (unit/integration), configuration with Docker/OpenShift/Kubernetes, and collaboration across squads to maintain a robust production stack.

This role emphasizes DevOps awareness, modern security practices, and strong English communication; the

Formación

• Experience designing and implementing backend software for complex applications.
• Strong knowledge of Java and microservices architectures.
• Familiarity with REST APIs, OpenAPI, Swagger, and testing strategies.
• Experience with middleware, database access, and DevOps tooling.

Responsabilidades

• Design, develop and test backend services meeting functionality and performance goals.
• Deliver production-ready software and support in Production by analyzing issues.
• Collaborate across squads to improve technical discipline and architecture.

Conocimientos

Java

Microservices

REST APIs

Design patterns

SOLID

Testing

Maven

JPA

Oracle

JDBC

Git

DDD

Docker

Kubernetes

OpenShift

Azure DevOps

5+ years experience

Agile/SCRUM/Kanban/XP

English

Feature Flags

Retail banking knowledge

Flyway/Liquibase

Grafana

ELK stack

JWT

Mutual TLS

Ansible

BDD

Selenium

Cucumber

RabbitMQ

Kafka

NoSQL (Cassandra/MongoDB)

Herramientas

Docker

Kubernetes

OpenShift

Jenkins/Azure DevOps

Maven

Git

Descripción del empleo

ING España&Portugal is seeking a skilled Software Backend Engineer to design, develop and test backend services for our banking applications, ensuring performance and reliability. You will own Java microservices including REST APIs, design patterns, testing (unit/integration), configuration with Docker/OpenShift/Kubernetes, and collaboration across squads to maintain a robust production stack.

This role emphasizes DevOps awareness, modern security practices, and strong English communication; the