ING Group NV
Java Senior Software Engineer - Core Banking - Billing
OnsiteSeniorBruxelles Avenue Marnix, the NetherlandsFinTech
Our Take
Build and enhance core banking billing engine for ING Group in Belgium.
What you’ll do
- Design and deliver reliable features
- Improve development lifecycle
- Maintain and enhance existing assets
- Resolve defects
- Adapt to new tools and standards
- Write clean, tested code
- Support and coach junior engineers
What they’re looking for
- 5+ years Java experience
- Java 17, Linux, Spring, JPA, Drools
- Web Services, MQ, Oracle
- Familiar with Git, Maven, Postman
- Familiar with VS Code, Npm
- Familiar with Ansible, Azure DevOps
What you get
- Extensive learning opportunities
- Virtual and classroom training
- Peer coaching
- Conference attendance
- Safe and inclusive environment
- Internal mobility support
- Career progression
Skills & Focus Areas
- Java
- Spring
- JPA
- Drools
- Web Services
- MQ
- Oracle
- Git
As posted by ING Group NV
Function title : Java Senior Software Engineer (Full‑Stack)
A day in the life of a Senior Software Engineer
- Designing and delivering reliable, and high‑quality features across multiple business lines
- Continuously improving the development lifecycle, from unit testing, code check-ins to peer reviews, static code analysis and automated test execution
- Proactively maintaining and enhancing existing asset by identifying performance bottlenecks, quickly reproducing and resolving defects
- Adapting to continuous change by learning, adopting, promoting new tools, technologies and standards
How to succeed
We hire smart people like you for your potential. Our biggest expectation is that you’ll stay curious. Keep learning. Take on responsibility. In return, we’ll back you to develop into an even more awesome version of yourself.
- Bringing 5+ years of Java experience and strong knowledge of its ecosystem
- Ability to work effectively in a challenging landscape with Java 17 on Linux, Spring, JPA, Drools, Web Services, MQ, and Oracle, and contributing to the migration toward the ING Web framework (REST, JavaScript, Lit‑HTML, Node.js)
- Be familiar with common dev tools. For the backend: Git, Eclipse/IntelliJ, Maven, Postman/Bruno. For the Frontend: VS Code, Npm. For the CI/CD: Ansible, Azure Devops.
- Applying software craftsmanship, writing clean, readable, and well‑tested code
- Communicating clearly and proactively in English, sharing ideas and constructive feedback
- Support and coach less experienced engineers, contributing to capability building and knowledge sharing within the chapter and squad (strong plus)
As a DevOps 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
- Continuously develop your skills through extensive learning opportunities, including virtual and classroom training, peer coaching, and conference attendance (e.g. Devoxx)
- 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
The team
As an IT Engineer within the Daily Banking Tribe, you will join the S.TAR Billing Squad, responsible for the TAR Billing engine used in Belgium. Working in an agile environment, you will help ING deliver high‑quality products to its customers. You will collaborate closely with fellow engineers, developers, and business stakeholders. We are looking for an enthusiastic engineer with a strong passion for IT, capable of bringing the different pieces together and making a tangible impact on upcoming deliveries.