Graduate Java Developer

2 weeks ago

Dublin, Ireland Datalex Full time

Overview
Graduate Java Developer – Spring Boot, REST API, Cloud
Location:
Dublin or Manchester (Hybrid)
Reports to:
Engineering Manager
About the Role
We are looking for a passionate and eager Graduate Java Developer to join our Engineering team.
This is an excellent opportunity for someone with up to 2 years of experience (including internships or academic projects) to gain hands-on exposure to enterprise-level development, modern APIs, and cloud-native technologies.
Our platform consists of multiple distributed services which process millions of requests per hour.
You will work closely with experienced developers on projects that involve transitioning legacy systems to modern microservices using Spring Boot and AWS.
Key Responsibilities
API Development Support
Assist in building and testing REST APIs using Spring Boot
Support integration of new REST services with existing SOAP-based systems
Collaborate on API design using tools like Swagger Hub
Gain hands-on experience with Docker, Kubernetes, or AWS ECS
Participate in the deployment and monitoring of microservices on AWS
Learn about Infrastructure as Code tools such as Terraform or CloudFormation
Testing & Code Quality
Write basic unit and integration tests using JUnit and Mockito
Work with senior developers to debug and improve system reliability
Contribute to code reviews and continuous integration pipelines
Participate in daily stand-ups, sprint planning, and agile ceremonies
Pair with mentors to grow technical and problem-solving skills
Demonstrate a proactive approach to learning new tools and technologies
Required Skills & Qualifications
0–2 years of Java development experience (including academic or internship projects)
Basic understanding of Spring Boot and RESTful API development
Familiarity with JSON and basic HTTP concepts
Willingness to learn about SOAP-to-REST migrations and microservices
Exposure to or interest in cloud platforms such as AWS
Experience with Git and basic CI/CD practices
Foundational knowledge of unit testing with JUnit or similar tools
Strong problem-solving skills and eagerness to learn in a team environment
Completed a BSc in Computer Science, Software Engineering, or a related discipline
Preferred Skills
Familiarity with Swagger, Postman, or similar API tools
Exposure to Docker, Kubernetes, or AWS ECS during coursework or projects
Interest in DevOps, monitoring, or cloud infrastructure
Understanding of authentication protocols (e.g., OAuth2, JWT)
About Datalex
Datalex's purpose is to transform airline retail.
Datalex is a market leader in airline retail technology, offering unique products that enable airlines to drive revenue and profit as digital retailers.
Datalex has a strong track record of delivering digital retail transformation for progressive airline brands worldwide, including Aer Lingus, easyJet, JetBlue Airways, Air China, Edelweiss, Air Transat, and Air Macau.
The Group is headquartered inDublin, Ireland, and maintains offices acrossEurope, theUSAandChina.
In 2024, Datalex was awarded the 'Great Place to Work and 'Best Workplaces in Tech' certifications.
Datalex plc is a publicly listed company, on Euronext Growth,Dublin.
Learn more atwww.datalex.com or follow on LinkedIn @Datalex.
Are you currently based in the country of employment?
*
Do you have eligibility to work and reside in the country of employment?
*
Datalex offers a hybrid work model.
Are you willing to work from the office at least two days per week?
*
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