Senior Java Developer

Office in Portugal: Distrito de Lisboa, Lisbon

Location-specific conditions & benefits*

Portugal: Distrito de Lisboa, Lisbon

We are seeking an experienced Senior Java Developer to join our innovative team and contribute to creating high-quality software solutions.

In this role, you will be responsible for designing, developing, and maintaining Java-based applications while ensuring adherence to industry standards and organizational guidelines.

Responsibilities

Take ownership of software delivery tasks, including code development, testing, and deployment at the application/component level
Collaborate in team prioritization discussions with product and business stakeholders
Analyze, troubleshoot, and refactor existing codebases
Embrace the use of new programming languages and architectural patterns to meet project needs
Shape technical decisions made by the team to align with long-term goals
Provide mentorship and guidance to peers and less experienced team members
Contribute to technical discussions within engineering communities and initiatives
Create clear and precise documentation for APIs and services delivered

Requirements

3+ years of experience writing secure code in Java
Knowledge of secure coding standards, including OWASP, CWE, and SEI CERT
Proficiency in git-based workflows, including standard branching strategies (e.g., GitFlow) and peer review processes
Capability to utilize tools like Sonar, Zally, and Checkmarx for code quality analysis and pattern detection
Background in creating and executing unit, service-level, and integration tests to ensure functional coverage
Familiarity with design patterns such as factory, adapter, singleton, composite, observer, and strategy
Understanding of requirement analysis, effort estimation, and prioritization processes to deliver value to stakeholders
Experience with SDLC practices like Waterfall, Scrum, Kanban, or SAFe, and insight into their appropriate use
Expertise in engineering principles critical for software delivery, including security, testing, user experience, operability, and simplification
Experience with diverse application patterns, such as APIs, event-driven services, batch processing, web applications, and big data solutions
Competency in CI/CD methodologies and tools, including automation processes, pipelines, containerization, and virtualization
Skills in scripting and automation using Java or other languages, like Python, Bash, Perl, or Ruby
Knowledge of various testing types, both functional and non-functional, as well as experience in estimating test efforts

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