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Java Engineer

GreeceGreece·AthensFull-timemid
Software EngineerSoftware Engineering
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Quick Summary

Overview

At Uni Systems, we are working towards turning digital visions into reality.

Technical Tools
Software EngineerSoftware Engineering

At Uni Systems, we are working towards turning digital visions into reality. We are continuously growing and looking for a Java Engineer to join our UniQue Public Administration and Enterprise Projects team.

In this role, you will have the opportunity to work closely with our customers in the public sector and you will be responsible for developing applications and implementing new technologies while providing excellent client service.

Our UniQue people come from a variety of backgrounds and industries, with different skillsets and approaches, but they all have one thing in common: a passion for technology and innovation!

  • Work as part of a skilled development team on the analysis, design and implementation of Java-based solutions for our customers
  • Develop, maintain and enhance existing software applications, identifying areas for improvement and modification
  • Collaborate closely with client and internal teams to understand and implement business requirements
  • Produce and maintain technical and system documentation
  • Contribute to the technical analysis and implementation of solutions, working alongside more experienced team members when needed
  • Participate in code reviews, testing and troubleshooting, contributing to the overall quality of the delivered software
  • Actively collaborate with the team, share knowledge and continuously develop your technical skills

Requirements

~1 min read

Your experience, technical skills and willingness to grow will help you succeed in this position.

  • 3+ years of professional experience in software development, with at least 2 years of hands-on experience with Java-based solutions, such as Java EE, Spring Framework, Spring Boot and Spring Data
  • Good knowledge of Java, object-oriented programming and dependency injection
  • Good understanding of ORM frameworks, such as Hibernate or EclipseLink, and JPA
  • Hands-on experience with RESTful web services; experience with SOAP will be considered a plus
  • Good understanding of design patterns and software development best practices
  • Familiarity with authentication and authorization standards, such as OAuth2 and JWT
  • Experience with code quality practices, automated testing and test coverage
  • Good knowledge of relational databases, preferably Oracle
  • Experience with Java EE Application Servers, such as WebLogic or WildFly
  • Good analytical and problem-solving skills
  • The ability to work independently on assigned tasks and collaborate effectively within a development team
  • A passion for software development and continuous learning
  • A collaborative mindset and the ability to maintain professionalism in a team environment
  • A University/College degree in Computer Science or a related field, or equivalent professional experience

  • Experience with frontend development frameworks, such as React
  • Familiarity with distributed and modular architectures
  • Familiarity with Elasticsearch
  • Familiarity with Enterprise Integration frameworks, such as Apache Camel
  • Familiarity with Jenkins and CI/CD practices
  • Experience with PL/SQL

What We Offer

~2 min read
✓People-first approach and open environment to express your ideas
✓Work-life balance and a hybrid work model
✓Continuous training and development
✓Opportunities to join innovation initiatives
✓Ticket restaurant – meal vouchers
✓Corporate laptop and equipment
✓Corporate mobile phone subscription
✓Health and insurance plan for you and your family members
✓Employee consulting and guidance support by Ergonomia
✓Discounts on the services and products of our Group’s companies
✓Gift vouchers for major life milestones
✓Special work schedule on summer Fridays and birthdays

Location & Eligibility

Where is the job
Athens, Greece
On-site at the office

About this job

Posted
Today
Employer
has 30 open jobs on Jobera in 7 countries.

Listing Details

Posted
October 16, 2026
First seen
October 16, 2026
Last seen
October 16, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
67%
Scored at
October 16, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust

Uni Systems is a European ICT company founded in 1964, providing a wide range of digital transformation products and services to financial institutions, public organizations, telecom operators, and enterprises. It is a member of the Quest Group of Companies and operates internationally with a significant presence in several European countries.

Employees
1,001-5,000
View company profile
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Java Engineer