Java Developer | DealWise @ING Hubs Romania, Amsterdam

Discover ING Hubs Romania ING Hubs Romania offers 130 services in software development, data management, non-financial risk&compliance, audit, and retail operations to 24 ING units worldwide, with the help of over 2000 high-performing engineers, risk, and operations professionals.

We started out in 2015 as ING’s software development hub, then steadily expanded our range to include more services and competencies. Now we provide borderless services with bank-wide capabilities and operate from two locations: Bucharest and Cluj-Napoca.

Our tech capabilities remain the core of our business, with more than 1800 colleagues active in Data Management, Touchpoint Channels&Integration, Core Banking, and Global Products.

We enjoy a flexible way of working and a highly collaborative environment, where fair and constructive feedback is encouraged.

For us, impact isn’t a perk. It’s the driver of our work, and we are guided and rewarded by a shared desire to make the world a better place, one innovative solution at a time.

The Mission As a Java Developer, you will be part of a multidisciplinary squad contributing to the development and maintenance of backend services and integrations powering DealWise. This platform provides non‑banking benefits such as loyalty products, digital perks, integrations with major streaming services, and innovative eSIM capabilities — bringing meaningful value to millions of users across multiple countries. You will support our team in building reliable features, testing existing workflows,and ensuring high‑quality deliveries while continuously learning modern engineering practices.

You will have the opportunity to work closely with experienced engineers who will help you grow your skills in Java development, API design, test automation, and event‑driven systems using Kafka.

Your Day-to-Day

Contribute to the development and maintenance of backend services using Java and Spring.

Implement and execute manual test cases, ensuring features behave as expected.

Support the team in creating and improving automated tests (API, integration, component level).

Use Postman to validate APIs, mock scenarios, and troubleshoot issues.

Assist in consuming, testing, and validating data flows using Kafka.

Participate in code reviews, pair programming, and backlog refinement.

Collaborate with product owners, UX/UI, QA, and engineering peers.

Learn to deploy and monitor applications using the team’s CI/CD pipelines and tooling.

Investigate and resolve technical and functional issues with the support of the team.

Embrace the agile way of working within a cross‑functional squad.

What You Bring to the Team Technical Skills

Knowledge of Java and OOP principles.

Familiarity with REST APIs and HTTP fundamentals.

Experience with Postman (requests, environments, collections).

Understanding of manual testing techniques and functional validation.

Interest or experience with test automation frameworks (JUnit, REST Assured, Selenium, or similar).

Curiosity about event‑driven architectures and Kafka (consumer/producer concepts).

Knowledge of Git version control.

Soft Skills

Eagerness to learn, explore, and improve.

Good communication and collaboration skills.

Analytical mindset and attention to detail.

Ability to work in a structured, agile environment.

Nice to Have

Experience with SQL or NoSQL databases.

Exposure to CI/CD tools (Azure DevOps, Jenkins, etc.).

Previous work or academic projects related to software development.

Required Languages

English

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