{"id":3005656,"url":"https://alion.io/job/arhs-group-senior-java-developer-french-speaking-mf","title":"Senior Java Developer – French Speaking (m/f)","company":{"id":54633,"name":"Arhs Group","domain":"arhs-group.com","url":"https://alion.io/company/ares-group","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"SmartRecruiters","truth_index":{"grade":"B","score":75,"open_postings":5,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":53,"computed_at":"2026-10-23T05:54:15Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Luxembourg City, Luxembourg"],"countries":["LU"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Hibernate","optional":false},{"name":"Java","optional":false},{"name":"Machine Learning","optional":false},{"name":"Maven","optional":false},{"name":"Rest API","optional":false},{"name":"Spring Boot","optional":false},{"name":"Spring Framework","optional":false},{"name":"SQL","optional":false},{"name":"Angular","optional":true},{"name":"Apache Kafka","optional":true},{"name":"Docker","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-21T11:54:17Z","employer_posted_date":"2026-10-21","last_verified_at":"2026-10-23T23:27:55Z","board_verified":true,"closed_at":null,"days_open":2,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":2},"description":"Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development.\nArηs Group was acquired by Accenture in July 2024.\n ARHS Group, part of Accenture, is looking for experienced Senior Java Developers with French language proficiency to join our client teams in Luxembourg, working on various digital transformation projects within the Luxembourgish public sector.\nYou will contribute to the development and modernization of business-critical applications used by Luxembourg public institutions. Working in collaborative technical teams, you will design, develop, and improve Java-based solutions, contribute to architectural decisions, and help deliver reliable and maintainable applications.\nTHE WORK:\nDesign, develop, and maintain Java applications using Spring Boot and the Spring Framework.\n\nBuild and integrate REST APIs, backend services, and microservices.\n\nContribute to technical design, application architecture, and the modernization of existing systems.\n\nWork with relational databases, including SQL queries, data modelling, and object-relational mapping (ORM).\n\nWrite clean, maintainable, and well-tested code following software development best practices.\n\nParticipate in code reviews, troubleshooting, debugging, and performance optimization.\n\nContribute to automated testing, continuous integration, and deployment processes.\n\nCollaborate with developers, architects, business analysts, and other stakeholders throughout the development lifecycle.\n\nParticipate in Agile development activities and contribute to the continuous improvement of applications and development practices.\n\nPrepare and maintain relevant technical documentation.\n\nOnsite at client site: This role requires an onsite presence with our clients and partners to support project delivery and strengthen collaboration.\nOur roles require in-person time to encourage collaboration, learning, and relationship-building with clients, colleagues, and communities. As an employer, we will be as flexible as possible to support your specific work/life needs.\nHERE’S WHAT YOU’LL NEED:\nFluency in French is mandatory, both written and spoken.\n\nMinimum 5 years of professional experience in Java development, preferably working on complex enterprise applications.\n\nStrong hands-on experience with Java, Spring Boot, and the Spring Framework.\n\nSolid knowledge of REST APIs, microservices, and backend application development.\n\nGood understanding of object-oriented programming, software design principles, and application architecture.\n\nExperience with SQL, relational databases, and ORM frameworks, such as Hibernate or JPA.\n\nExperience with Git, Maven, and continuous integration/continuous deployment (CI/CD) practices.\n\nFamiliarity with automated testing and code quality practices.\n\nAbility to analyze technical requirements, troubleshoot issues, and propose effective solutions.\n\nStrong communication skills and the ability to collaborate within multidisciplinary teams.\n\nBONUS POINTS IF YOU HAVE:\nExperience with Docker, Kubernetes, or containerized application environments.\n\nKnowledge of messaging and event-driven technologies, such as Kafka.\n\nExperience with frontend technologies, particularly Angular.\n\nFamiliarity with cloud platforms and modern deployment environments.\n\nPrevious experience working on public sector projects or large-scale digital transformation initiatives.","description_format":"text","description_chars":3743,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false},{"language":"French","level":"Advanced (C1)","optional":false}]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Government","Digital Government","IT Consulting & Digital Transformation","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-10-21T13:40:34Z"}],"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":53,"reasons":["conf:1","velocity","win:early"],"computed_at":"2026-10-23T05:54:15Z"},"pay":null,"html_url":"https://alion.io/job/arhs-group-senior-java-developer-french-speaking-mf","json_url":"https://alion.io/job/arhs-group-senior-java-developer-french-speaking-mf.json","meta":{"generated_at":"2026-10-24T01:24:49Z","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":2304,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-25T00:00:00Z"}},"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":54633},"rest":"https://alion.io/mcp/rest/get_company?id=54633"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Farhs-group-senior-java-developer-french-speaking-mf"},{"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%2Farhs-group-senior-java-developer-french-speaking-mf"},{"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%2Farhs-group-senior-java-developer-french-speaking-mf"},{"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/arhs-group-senior-java-developer-french-speaking-mf\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Farhs-group-senior-java-developer-french-speaking-mf"}]}