Temenos T24 / Transact Java Developer (m/f/x) – Luxembourg, Hybrid
Veröffentlicht am 14/10/2026
Luxat
About Luxat
Luxat 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.
Your role
You will join our delivery team working on core banking projects for our banking clients. You will:
- Develop and maintain Java components and extensions on Temenos Transact
- Analyse, troubleshoot and fix defects across the T24 landscape
- Work closely with functional consultants, testers and client teams to deliver solutions
- Take ownership of your topics, from analysis to tested and documented delivery
What you bring
- 5+ years of experience in software development in the banking or financial sector
- A real passion for Java programming
- Hands-on experience with Temenos T24 / Transact
- Good understanding of banking processes
- Strong bug fixing and troubleshooting skills: you enjoy finding the root cause
- Independence: you organise your work and drive topics to completion
- Open, proactive communication with colleagues and clients
- Fluent English
Nice to have
- Other European languages (French, German, Spanish, Italian…)
- Infobasic programming
- TPH (Temenos Payments Hub) configuration
- APIs and integration (REST, IRIS, Integration Framework)
- Git and version control practices
What we offer
- Permanent contract with a growing Luxembourg consultancy
- Hybrid work: 4 days on site in Luxembourg, the rest remote
- Varied projects for banks, with direct exposure to clients and senior experts
- A small team where your ideas count and your work is visible
- Competitive salary
- Immediate start
Location: Luxembourg (hybrid)
Start date: As soon as possible
How to apply
Send your CV in English with the reference "T24 Java Developer" to jsuwalska@lux-at.com. Please mention your availability.
Candidates must be eligible to work in Luxembourg or the EU.