Senior Java Developer

Hybrid in Portugal: Distrito de Lisboa, Lisbon

Location-specific conditions & benefits*

Portugal: Distrito de Lisboa, Lisbon

We are looking for an experienced and driven Senior Java Developer to join our team and help design, develop, and maintain innovative and high-performance microservices and scalable applications.

You will play a pivotal role in building secure and reliable systems using Java and Spring Boot while collaborating with a dynamic team of talented professionals.

Responsibilities

Develop and maintain microservices using Java, Spring Boot, and REST APIs
Design scalable, secure, and high-performance application architectures
Ensure compliance with best practices for code quality, testing, and performance optimization
Collaborate with cross-functional teams to define and refine system requirements
Conduct code reviews and provide mentorship to junior developers
Address production issues by identifying root causes and implementing robust solutions
Contribute to continuous improvement initiatives and automation efforts in deployment pipelines
Work closely with DevOps engineers to ensure seamless integration and deployment of applications
Maintain technical documentation and contribute to knowledge sharing within the team
Stay updated on emerging technologies to recommend their integration in projects where applicable

Requirements

5+ years of experience in Java development with expertise in Spring Boot and REST API design
Knowledge of databases, Java Microservice Infrastructure, and development of secure, scalable high-performance systems
Familiarity with programming principles, software engineering practices, and problem-solving methodologies
Understanding of event-driven architectures, threading, and authentication
Proficiency in tools such as Jenkins, Splunk, Apache Kafka, and Redis for pipelines, monitoring, and messaging
Languages: English at a B2+ level is required

Nice to have

Background in client-server architectures, low-level protocols, and cryptography
Skills in working with networking, API gateways, and caching technologies
Familiarity with Portuguese language is considered a plus

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