Java Software Engineer

NTT DATA Romania SA•Sibiu, AR

About The Position

We don't have the fame, but we've got the flame. We are a distributed group of specialists within NTT DATA Romania, who make the best out of JVM-based technologies, creativity and business solutions. Referred to as Java Competence Center, we co-create and co-accelerate with key players in any field. Without being limited to any business unit, we demonstrated our deep Java development expertise by delivering SaaS platforms in various domains: Web Applications in e-Commerce, Automotive, Telco, Insurance, Banking and Public sector, even Big Data and scientific applications. Our current emphasis lies on PaaS solutions, with a specific focus on Docker, Kubernetes, Open Shift, AWS, and Cloud Foundry. With the increasing demand for Microservices projects, we have created a reference architecture for our major clients, researched various frameworks, and identified the ones that are highly sought after by the large enterprises we collaborate with. Join our client’s growing engineering team as a Java Software Engineer and play a key role in shaping the next generation of their internal CI/CD ecosystem. You will design modern, cloud‑ready microservices, collaborate with talented cross‑functional teams, and help drive innovation in API development, container orchestration, and CI/CD automation. Your work will directly impact product quality and engineering efficiency across the entire organization.

Requirements

Bachelor’s degree in Computer Science or related field
At least 5 years of hands‑on software engineering experience, ideally in microservices‑driven environments
Expert-level Java (11/17) and strong command of Spring Boot and core Spring frameworks
Proven experience building and scaling microservices architectures
Practical knowledge of Kafka or RabbitMQ for event-driven integrations
Solid experience with Docker and Kubernetes for containerized deployments
Comfortable working with relational and NoSQL databases (Oracle, MongoDB or similar)
Hands-on exposure to cloud platforms, preferably AWS
Strong skills in REST API design, architecture patterns, and best engineering practices
Solid testing mindset: JUnit, mocking frameworks, unit & integration testing
Familiarity with Gradle and modern CI/CD workflows (e.g., Jenkins, Git-based pipelines)
Understanding of API security standards, including OAuth2 and modern authentication/authorization patterns
Strong grasp of cloud-native principles, containers, orchestration, and distributed systems
Excellent problem‑solving abilities, communication skills, and a collaborative mindset
Ability to work independently while contributing effectively to team goals
Commitment to delivering high-quality, maintainable solutions

Responsibilities

Build modern microservices using Java 11/17, Spring Boot & Spring Cloud
Shape event‑driven architectures with Kafka or RabbitMQ
Deploy cloud‑ready services using Docker, Kubernetes & AWS
Work with both relational & NoSQL databases, optimizing performance and structure
Design secure, well‑structured REST APIs following top engineering standards
Ensure code quality through solid unit & integration testing (JUnit, mocks)
Improve build & delivery pipelines (Gradle, Jenkins, Git workflows)
Strengthen API security with OAuth2 and best practices for microservices security
Collaborate in agile teams, influencing architecture and delivering high‑impact features
Drive innovation, bringing fresh ideas from the Java/Spring and cloud‑native ecosystem