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Back-end Developer JAVA/J2EE (M/F/N)

Contract type
Permanent contract, Freelance
English (C1)
Java, JEE


  • To manage the AMOE activities delegated to maintenance by the engineering departments;
  • Reporting on all of the above activities. This list of activities is likely to evolve in response to the issues raised by the projects;
  • Participate in the handover of the solution to the maintainers and the handover of the work with the Project Manager and the Owner;
  • Helping activity managers make decisions (information feedback, risk alerts, etc.);
  • ion during the project (planning, budget monitoring, risk analysis);
  • To respect and update the methods and tools for monitoring the activities carried out by maintenance on the perimeter.
  • Structuring the maintenance organisation;
  • Assurer la coordination entre la maintenance et les équipes d’ingénierie ;
  • Quantify the costs of maintenance takeover by EMS and the impact of the project on maintenance costs in operation;
  • Contribute to system reliability, maintainability and availability analyses;
  • Leading the processes of change management, deployment and release and migration of systems and hardware into the operating environment.
  • Contribute to the management of validation and integration tests requiring maintenance intervention;
  • Ensure coordination between maintenance and engineering teams;
  • Validate the documentation delivered by the project (AVP and PRO files, test plans, executed work file, etc.);


  • Experience in interfacing with a wide range of stakeholders
  • Experience on complex systems integrating information technologies (wired computing and telecommunication, radio, telephony, video, etc.)
  • Knowledge of system integration and validation processes
  • Knowledge of ITIL best practice would be a plus
  • Knowledge of the principles of organisation and operation of maintenance
  • Experiences that required the drafting of documents
  • Knowledge of IP infrastructures (switches, routers, firewalls, etc.)
  • Knowledge of maintenance recovery activities
  • Experience in framing, organising, structuring, planning and managing projects

Recruitment process

  • The pre-qualification interview with our Recruitment Manager Sabina Selvathasan
  • Receipt of our salary proposal / exclusivity agreement
  • 2nd interview with our Business Manager Lukasz Kieliszczyk
  • Technical tests and / or interview with our CTO Florian Sey
  • Proposal of your application to the client
  • Interview at the client's premises, which can be conducted either by video or in person

Our offer

  • Working in a Great Place to Work based in Luxembourg, Paris and Brussels
  • Attractive salary and pretty cool benefits (meal vouchers, mobile subscription, car…)
  • Develop your skills and ideas over a coffee, a beer or a pizza during our Neo'vations
  • Evolve within a strong company culture, you'll join us for the opportunity and you'll stay because we're super cool (well according to 97% of our employees NEOFACTO Annual Survey 2022)
  • Between afterworks, innovative workshops and ski weekends, there's never a dull moment when you're part of the Neo'Squad


Since 2000, NEOFACTO's goal is to build and run a strong network of IT experts, capable of providing high quality IT services to its customers. From major international groups to startups, in Luxembourg, Brussels and Paris, its clients trust NEOFACTO to support their ambitious projects and digital transitions.