Java Developer

Hybrid in Portugal: Distrito de Lisboa, Lisbon

Location-specific conditions & benefits*

Portugal: Distrito de Lisboa, Lisbon

We are seeking a skilled Java Developer to join our team and contribute to the development of high-quality, scalable applications.

In this role, you will work on designing, implementing, and maintaining Java-based solutions while collaborating with cross-functional teams. The ideal candidate is passionate about clean code, problem-solving, and delivering impactful software solutions.

Responsibilities

Design, develop, and maintain Java-based applications and microservices
Collaborate with cross-functional teams to define, design, and ship new features
Implement and manage RESTful APIs to ensure seamless integration with other systems
Write clean, maintainable, and efficient code following best practices
Conduct unit testing and ensure proper code quality using tools like Sonar and G-unit
Optimize applications for performance, scalability, and reliability
Troubleshoot and resolve production issues, ensuring system stability
Participate in Agile ceremonies, including sprint planning and retrospectives

Requirements

Bachelor’s degree in Computer Science or a related field
At least 2 years of experience in programming and software development
Strong knowledge of Java Core and the Java Spring framework
Experience with designing and implementing RESTful APIs
Familiarity with Java microservice infrastructure
Hands-on experience with design and testing tools such as Sonar, NFR, and G-unit
Strong analytical and problem-solving skills, with a focus on production-level solutions
Fluent English communication skills (written and spoken) at a B2 level or higher

Nice to have

Understanding of client-server architectures, including low-level protocols, threads, event-driven systems, authentication, and cryptography
Experience working with databases and messaging systems
Familiarity with caching tools such as Redis
Hands-on experience with API gateways and networking concepts
Knowledge of CI/CD pipelines and tools like Jenkins
Experience with monitoring and logging tools such as Splunk
Familiarity with event-streaming platforms like Apache Kafka

We offer/Benefits

International projects with top brands
Work with global teams of highly skilled, diverse peers
Healthcare benefits
Employee financial programs
Paid time off and sick leave
Upskilling, reskilling and certification courses
Unlimited access to the LinkedIn Learning library and 22,000+ courses
Global career opportunities
Volunteer and community involvement opportunities
EPAM Employee Groups
Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn