{"id":2718178,"url":"https://alion.io/job/uni-systems-java-engineer","title":"Java Engineer","company":{"id":55545,"name":"Uni Systems","domain":"unisystems.com","url":"https://alion.io/company/uni-systems","size_band":"201-500","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":{"grade":"A","score":88,"open_postings":8,"ghost_share":0,"stale_share":0.5,"repost_share":0,"time_to_fill_p50_days":31,"computed_at":"2026-10-16T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Athens, Greece"],"countries":["GR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Dependency Injection","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"SOAP","optional":false},{"name":"Spring Boot","optional":false},{"name":"Spring Framework","optional":false},{"name":"Apache Camel","optional":true},{"name":"CI/CD","optional":true},{"name":"ElasticSearch","optional":true},{"name":"JavaScript","optional":true},{"name":"Jenkins","optional":true},{"name":"Oracle","optional":true},{"name":"React.js","optional":true},{"name":"SQL","optional":true}],"status":"live","first_seen_at":"2026-10-16T14:19:07Z","employer_posted_date":"2026-10-16","last_verified_at":"2026-10-16T22:39:40Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"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.\nIn 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.\nOur 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!\nFor the Java Engineer position, we expect you to:\nWork as part of a skilled development team on the analysis, design and implementation of Java-based solutions for our customers\nDevelop, maintain and enhance existing software applications, identifying areas for improvement and modification\nCollaborate closely with client and internal teams to understand and implement business requirements\nProduce and maintain technical and system documentation\nContribute to the technical analysis and implementation of solutions, working alongside more experienced team members when needed\nParticipate in code reviews, testing and troubleshooting, contributing to the overall quality of the delivered software\nActively collaborate with the team, share knowledge and continuously develop your technical skills\nRequirements\nWhat do you need to succeed in this position?\nYour experience, technical skills and willingness to grow will help you succeed in this position.\nWe would like you to have:\n3+ 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\nGood knowledge of Java, object-oriented programming and dependency injection\nGood understanding of ORM frameworks, such as Hibernate or EclipseLink, and JPA\nHands-on experience with RESTful web services; experience with SOAP will be considered a plus\nGood understanding of design patterns and software development best practices\nFamiliarity with authentication and authorization standards, such as OAuth2 and JWT\nExperience with code quality practices, automated testing and test coverage\nGood knowledge of relational databases, preferably Oracle\nExperience with Java EE Application Servers, such as WebLogic or WildFly\nGood analytical and problem-solving skills\nThe ability to work independently on assigned tasks and collaborate effectively within a development team\nA passion for software development and continuous learning\nA collaborative mindset and the ability to maintain professionalism in a team environment\nA University/College degree in Computer Science or a related field, or equivalent professional experience\nThe following will be considered an asset:\nExperience with frontend development frameworks, such as React\nFamiliarity with distributed and modular architectures\nFamiliarity with Elasticsearch\nFamiliarity with Enterprise Integration frameworks, such as Apache Camel\nFamiliarity with Jenkins and CI/CD practices\nExperience with PL/SQL\nBenefits\nWhat are we offering to our UniQue IT people?\n People-first approach and open environment to express your ideas\n Work-life balance and a hybrid work model\n Continuous training and development\n Opportunities to join innovation initiatives\n Ticket restaurant - meal vouchers\n Corporate laptop and equipment\n Corporate mobile phone subscription\n Health and insurance plan for you and your family members\n Employee consulting and guidance support by Ergonomia\n Discounts on the services and products of our Group’s companies\n Gift vouchers for major life milestones\n Special work schedule on summer Fridays and birthdays\n Our UniQue IT people are the most valuable part of Uni Systems; their knowledge and experience has made us the leading and reliable systems integrator of today and has contributed to our steady financial growth. We have created and are maintaining a stable working environment for our employees, with countless opportunities to innovate and thrive. Our work culture recognizes our UniQue IT people, supports the free sharing of ideas and the flow of information via open communication, while appreciating and effectively utilizing the talents, skills and perspectives of each employee.\nAt Uni Systems, we are providing equal employment opportunities and banning any form of discrimination on grounds of gender, religion, race, color, nationality, disability, social class, political beliefs, age, marital status, sexual orientation or any other characteristics. Take a look at our Diversity, Equality & Inclusion Policy for more information.","description_format":"text","description_chars":4732,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":["Continuous learning","Hybrid work"],"hiring_locations":[{"name":"Greece","iso":"GR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["IT Consulting & Digital Transformation","Systems Integrators"],"lifecycle":[{"event":"open","at":"2026-10-16T14:19:07Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":31,"reasons":["conf:3","win:early"],"computed_at":"2026-10-17T01:48:59Z"},"pay":null,"html_url":"https://alion.io/job/uni-systems-java-engineer","json_url":"https://alion.io/job/uni-systems-java-engineer.json","meta":{"generated_at":"2026-10-17T01:48:59Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":2501,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-18T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":55545},"rest":"https://alion.io/mcp/rest/get_company?id=55545"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Funi-systems-java-engineer"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Funi-systems-java-engineer"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Funi-systems-java-engineer"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/uni-systems-java-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Funi-systems-java-engineer"}]}