Senior Java Engineer @ING Hubs Romania

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. We are guided and rewarded by a shared desire to make the world a better place, one innovative solution at a time. Our colleagues make it their job to do impactful things and they love doing it in good company. Do you?

The Mission

ING Hubs Romania is looking for a strong developer who is technically passionate, solution-focused and able to design, develop, test, maintain and expand the functionalities of a portal that is used by different clients.

Our global portal serves different clients across 40 countries and for ING employees worldwide. With features like Service Requests and Client Insights, our goal is to empower colleagues to support clients more efficiently while driving client digitalization. At the same time, we are committed to strengthening application resilience by enhancing security, implementing robust quality gates, and improving monitoring and alerting capabilities.

Your day to day

• Design and develop new backend features using Java & Spring Boot, and improve existing components.

• Build and maintain integrations using Kafka for asynchronous communication.

• Write and optimize Oracle SQL queries needed by the application.

• Perform code reviews, write automated tests (JUnit, Mockito), and contribute to continuous improvement and refactoring.

• Deploy and operate services in Kubernetes and work with Azure DevOps pipelines for CI/CD.

• Participate in design discussions, align on solutions with stakeholders, and contribute to technical decisions.

• Investigate production issues, support incidents, and work on long-term stability and resilience improvements.

• Collaborate in an Agile environment with developers, product owners, and architects across multiple locations.

What you’ll bring to the team

Must have

• 5+ years of experience in backend development.

• Strong knowledge of Java and the Spring ecosystem (Spring Boot, Web, Data, Security).

• Experience with messaging systems, ideally Kafka.

• Basic to intermediate experience with Oracle SQL and relational databases.

• Experience with Azure DevOps (repos, pipelines) and deploying apps on Kubernetes.

• Understanding of secure coding principles and general IT security concepts.

• Comfort working in Linux environments and with CI/CD practices.

Nice to have

• Experience with Python or other JVM languages.

• Exposure to performance tuning (Java, SQL, messaging throughput).

• Familiarity with observability tools (Grafana, Prometheus, ELK).

• Knowledge of event-driven architectures and DDD concepts.

Why join us

• Contribution to a global, business‑critical platform used in 40+ countries.

• Strong engineering culture focused on learning, collaboration, and quality.

• Flexible ways of working and the chance to influence architectural decisions.

If you want to deep dive into the processing of personal data conducted by ING Hubs Romania during the recruitment process and your rights related to it, read the privacy notices on our website (make sure to scroll until you reach the Data Protection section/ Candidates tab).