{"id":2427611,"url":"https://alion.io/job/neofacto-senior-java-developer","title":"Senior Java Developer","company":{"id":4428079,"name":"NEOFACTO","domain":"neofacto.lu","url":"https://alion.io/company/neofacto","size_band":null,"is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Luxembourg City, Luxembourg"],"countries":["LU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":72000,"max_usd":211000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":6933},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"Angular","optional":false},{"name":"Apache Kafka","optional":false},{"name":"CI/CD","optional":false},{"name":"Gradle","optional":false},{"name":"ITIL","optional":false},{"name":"JavaScript","optional":false},{"name":"JUnit","optional":false},{"name":"Mockito","optional":false},{"name":"React.js","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Spring Boot","optional":false},{"name":"SQL","optional":false},{"name":"TestNG","optional":false},{"name":"TypeScript","optional":false},{"name":"Java","optional":true},{"name":"Kotlin","optional":true}],"status":"live","first_seen_at":"2026-10-13T08:05:53Z","employer_posted_date":null,"last_verified_at":"2026-10-13T08:05:53Z","board_verified":false,"closed_at":null,"days_open":2,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":2},"description":"NEOFACTO\nWE DELIVER INNOVATION \n We are looking for a Senior Java Developer to participate in the projects of a financial institution in Luxembourg\n\nMissions\n\nParticipate in the analysis of technical and functional requirements\n\nDesign, develop, and maintain back-end applications in Java Spring Boot\n\nDevelop and optimize APIs and application services\n\nPerform unit tests and ensure code quality\n\nCollaborate with project teams in an agile environment and contribute to technical decisions\n\nProfile\n\nYou have at least a Bachelor Degree in IT\n\nYou have strong professional experience as a software engineer working with Java and modern Spring Boot applications (Java 17; preferably Java 21 or higher)\n\nYou have a solid understanding of modern application architecture, including MicroServices, clean APIs, modular backend design, and frontend-backend integration (React + Spring Boot).\n\nYou have a solid experience in both designing and coding complex applications\n\nYou have some experience with relational databases.\n\nYou have a strong knowledge of REST services, Kafka, and JSON‑based integration patterns.\n\nYou have a strong knowledge of JUnit/TestNG and mocking frameworks such as Mockito.\n\nYou have a good understanding of Agile/Scrum.\n\nSome experiences in React is an plus\n\nOur offer\n\nWorking in a Great Place to Work based in Luxembourg\n\nAttractive salary and pretty cool benefits (meal vouchers, mobile subscription...)\n\nDevelop your skills and ideas over a coffee, a beer or a pizza during our Neo'vations\n\nEvolve within a strong company culture, you'll join us for the opportunity and you'll stay because we're super cool (well according to 98% of our employees NEOFACTO Annual Survey 2024)\n\nBetween afterworks, innovative workshops and ski weekends, there's never a dull moment when you're part of the Neo'Squad\n\n About NEOFACTO:\n Created in 2000, NEOFACTO is a major player that supports companies in their digitalization. Navigating between the creativity of startups and the experience of large groups, NEOFACTO has the ability to position itself and adapt to all projects. Guided by our passion for innovation, we support our customers with the goal of pioneering the new technologies and commercial models of tomorrow. Are we a dynamic and innovative team? Yes! And above all, a team that is united and driven by a very strong corporate culture. We share and cultivate common values to build together the NEOFACTO of tomorrow! You will join us for an opportunity and stay for the people around you.\"\n\n www.neofacto.com\n\n NEOFACTO - Senior Java Developer\n NEOFACTO\n\n Apply \n\n Similar offers\n\n JAO Joint Allocation Office - Java Developer\n Luxembourg - SSH, SSL/TLS, HTTPS, CI/CD, ITIL \n\n NSI - Senior Java Developer\n Luxembourg - RESTful APIs, JVM, Gradle\n\n NEOFACTO - Integration Engineer\n Luxembourg - DevOps, CI/CD, TerraForm, Bicep\n\n NEOFACTO - Software Developer (Java & Angular)\n Esch-Sur-Alzette - Web Services, RESTful APIs, TestNG \n\n Similar job postings based on the criteria : \n Full-stack Developer Back-end Developer Java / J2EE JavaScript Spring SQL Kafka TypeScript Agile React / ReactJS \n\n ictjob.lu\n\n Who are we?\n\n Sitemap\n\n Terms of Use\n\n Privacy Statement\n\n Partners\n\n Contact us\n\n Candidates\n\n Browse jobs\n\n Create your CV\n\n Create Job Alert\n\n Find an internship\n\n Search jobs by company\n\n Recruiters\n\n Post a job\n\n CV search\n\n Create an IT internship posting\n\n Ask for a custom quote\n\n ictjob.lu\n\n ictjob.be\n\n Contact\n\n Legal notices","description_format":"text","description_chars":3469,"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":[],"hiring_locations":[{"name":"Luxembourg","iso":"LU","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":[],"lifecycle":[{"event":"open","at":"2026-10-13T08:05:53Z"}],"visa":[],"liveness":{"score":90,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.903,"p_room":1,"age_days":1,"expected_fill_days":23,"reasons":["seen:1","velocity","win:early"],"computed_at":"2026-10-15T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/neofacto-senior-java-developer","json_url":"https://alion.io/job/neofacto-senior-java-developer.json","meta":{"generated_at":"2026-10-15T21:39:34Z","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":32847,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-16T00:00:00Z"}},"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":4428079},"rest":"https://alion.io/mcp/rest/get_company?id=4428079"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fneofacto-senior-java-developer"},{"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%2Fneofacto-senior-java-developer"},{"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%2Fneofacto-senior-java-developer"},{"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/neofacto-senior-java-developer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fneofacto-senior-java-developer"}]}