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.