{"id":2662160,"url":"https://alion.io/job/luxat-temenos-t24-transact-java-developer-mfx","title":"Temenos T24 / Transact Java Developer (m/f/x)","company":{"id":4435704,"name":"LuxAt","domain":"lux-at.com","url":"https://alion.io/company/luxat","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":null,"truth_index":null},"role":"Enterprise Apps","role_family":"Enterprise Apps","seniority":"senior","employment_type":"freelance","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":60000,"max_usd":163000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":1499},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Java","optional":false},{"name":"Git","optional":true},{"name":"Rest API","optional":true}],"status":"live","first_seen_at":"2026-10-15T09:00:00Z","employer_posted_date":null,"last_verified_at":"2026-10-15T09:00:00Z","board_verified":false,"closed_at":null,"days_open":5,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":5},"description":"About Luxat\n\nLuxat is a Luxembourg-based boutique consultancy specialising in Temenos Transact (T24) for banks. We are a small team of experienced core banking experts who deliver implementation, upgrade and support projects for banks in Luxembourg and abroad. With us you won't be a number. You'll work directly with senior Temenos specialists, on real projects, with real impact.\n\nYour role\n\nYou will join our delivery team working on core banking projects for our banking clients. You will:\n\nDevelop and maintain Java components and extensions on Temenos Transact\n\nAnalyse, troubleshoot and fix defects across the T24 landscape\n\nWork closely with functional consultants, testers and client teams to deliver solutions\n\nTake ownership of your topics, from analysis to tested and documented delivery\n\nWhat you bring\n\n5+ years of experience in software development in the banking or financial sector\n\nA real passion for Java programming\n\nHands-on experience with Temenos T24 / Transact\n\nGood understanding of banking processes\n\nStrong bug fixing and troubleshooting skills: you enjoy finding the root cause\n\nIndependence: you organise your work and drive topics to completion\n\nOpen, proactive communication with colleagues and clients\n\nFluent English\n\nNice to have\n\nOther European languages (French, German, Spanish, Italian…)\n\nInfobasic programming\n\nTPH (Temenos Payments Hub) configuration\n\nAPIs and integration (REST, IRIS, Integration Framework)\n\nGit and version control practices\n\nWhat we offer\n\nPermanent contract with a growing Luxembourg consultancy\n\nHybrid work: 4 days on site in Luxembourg, the rest remote\n\nVaried projects for banks, with direct exposure to clients and senior experts\n\nA small team where your ideas count and your work is visible\n\nCompetitive salary\n\nImmediate start\n\nLocation: Luxembourg (hybrid)\n\nStart date: As soon as possible\n\nHow to apply\n\nSend your CV in English via Jobs.lu with the reference \"T24 Java Developer\". 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