Senior Backend Java Engineer - Hybrid (AI & Microservices)

ing; Brussel Hoofdstad; Hybride; EUR 65 000 - 95 000; Plein temps

Résumé du poste

ING is seeking a Backend Java Engineer to design, build, and maintain scalable backend services and APIs that power customer onboarding and data processes.

You'll collaborate with frontend, architects, analysts, and DevOps, applying AI-powered development tools and modern cloud-native practices. The role emphasizes clean, well-tested code, RESTful APIs, and distributed systems, with a hybrid work model (50% office, 50% home).

Qualifications

• 4+ years of backend software development experience.
• Strong knowledge of Java and the Spring Boot ecosystem.
• Experience designing and developing RESTful APIs and microservices.
• Good understanding of software architecture, integration patterns, and distributed systems.
• Experience with relational and/or NoSQL databases.
• Familiarity with development tools: Java, Spring Boot, Maven, Git, IntelliJ, Postman; CI/CD & Ops: Azure DevOps, Ansible, Kubernetes, OpenShift, Docker.
• Writing clean, maintainable, and well-tested code.
• Clear, proactive English communication.

Responsabilités

• Designing, building, and delivering reliable, scalable backend services and APIs.
• Developing microservices supporting onboarding journeys and customer data processes.
• Improving development lifecycle with tests, code reviews, CI/CD, and performance monitoring.
• Maintaining and optimizing existing applications by solving bottlenecks.
• Collaborating with frontend, architects, analysts, and DevOps to deliver end-to-end solutions.
• Adapting to change and applying AI-powered development tools to boost productivity.

Connaissances

Backend development

Java

Spring Boot

RESTful APIs

Microservices

Software architecture

Databases

CI/CD

Git

CI/CD tools

Kubernetes

OpenShift

Docker

Code quality

English communication

Outils

Java

Spring Boot

Maven

Git

IntelliJ

Postman

Bruno CI/CD

Azure DevOps

Ansible

Kubernetes

OpenShift

Docker

Description du poste

ING is seeking a Backend Java Engineer to design, build, and maintain scalable backend services and APIs that power customer onboarding and data processes.

You'll collaborate with frontend, architects, analysts, and DevOps, applying AI-powered development tools and modern cloud-native practices. The role emphasizes clean, well-tested code, RESTful APIs, and distributed systems, with a hybrid work model (50% office, 50% home).