Backend Java Engineer - FCP (Customer Data & Onboarding)

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

Backend Java Engineer - FCP (Customer Data & Onboarding)

A day in the life of a Backend Java Engineer

Designing, building, and delivering reliable, scalable, and maintainable backend services and APIs

Developing and enhancing microservices that support customer onboarding journeys and customer data processes

Continuously improving the development lifecycle through unit testing, code reviews, static code analysis, CI/CD automation, and performance monitoring

Proactively maintaining and optimizing existing applications by identifying bottlenecks, reproducing issues, and implementing sustainable solutions

Collaborating closely with frontend engineers, architects, analysts, and DevOps engineers to deliver end-to-end solutions

Adapting to continuous change by learning, adopting, and promoting new technologies, standards, and engineering practices

Exploring and applying AI-powered development tools and capabilities to improve productivity, quality, and customer experience

How to succeed in this role

We hire smart people for their potential. Our biggest expectation is that you'll stay curious. Keep learning. Take on responsibility. In return, we'll support you in becoming an even more awesome version of yourself.

What we're looking for

• 4+ years of experience in backend software development
• 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 common development tools: Backend: Java, Spring Boot, Maven, Git, IntelliJ, Postman/Bruno CI/CD & Operations: Azure DevOps, Ansible, Kubernetes, OpenShift, Docker
• Applying software craftsmanship principles by writing clean, maintainable, and well-tested code
• Communicating clearly and proactively in English, sharing ideas and constructive feedback

AI knowledge

• Experience using AI-assisted development tools such as GitHub Copilot, or similar solutions
• Interest in Generative AI and Agentic AI concepts
• Understanding of AI integration patterns and how AI capabilities can be embedded into enterprise applications
• Curiosity to explore AI-driven automation and intelligent workflows
• Enthusiasm for leveraging AI to improve engineering productivity, software quality, and customer processes

As a Backend Java Engineer, you will have the opportunity to

Work with a clear sense of purpose as part of a highly empowered IT DevOps team

Leverage your expertise to contribute to complex and meaningful projects

Build scalable services that support critical banking processes and customer journeys

Continuously develop your skills through extensive learning opportunities, including virtual and classroom training, peer coaching, and conference attendance

Experiment with modern technologies, cloud-native development, and AI-powered engineering practices

Thrive in a safe and inclusive environment where new ideas are encouraged and valued

Grow within a large corporate organization that actively supports internal mobility and career progression

Work in a hybrid way of working: 50% at the office, 50% from home

The team

As a Backend Java Engineer within the Financial Crime Prevention (FCP) area, part of the Customer Data & Onboarding (CD&O) domain, you will design, build, and maintain systems that support customer due diligence, regulatory compliance, onboarding, and customer lifecycle management. These applications play a critical role in protecting the bank against financial crime risks while enabling customers to start and maintain their relationship with ING.

You will work closely with business, operations, architects, and engineers across local and global teams to deliver reliable, scalable, and secure solutions that support key banking processes.

In the coming years, the area will continue to invest in digitalization, automation, AI-enabled capabilities, and the modernization of backend platforms and integrations.

The area consists of more than 120 engineers located in Brussels, India, and Manila.

Would you like to get to know the department better? Book a coffee with the hiring manager, a team member, or the recruiter.