Junior .Net Developer (ASP .Net Core background)
✨ AI Summary
Spektrum, supporting NATO and defence clients, is hiring a Junior .Net Developer for the NSPA's NDSS logistics software programme in Capellen, Luxembourg. The role focuses on ASP .Net Core 6 (C#), SQL Server, Entity Framework, JavaScript, and MVC architecture, requiring 3 years of IT experience with at least 2 years in .Net technologies. Must hold NATO or National Secret clearance, speak French and/or English (STANAG 3333), and work onsite 40 hours per week.
Spektrum supports apex purchasers (NATO, UN, EU, and National Government and Defence) and their Tier 1 supplier ecosystem with a wide range of specialist services. We provide our clients with professional services, specialised aerospace and defence sales, delivery, and operational subject matter expertise. We seek personnel to join our team and support key client projects.
Introduction
The Automated Integrated Product Support (IPS) Programme Office (LN) of the NATO Support and Procurement Agency (NSPA) is responsible to provide responsive, effective and cost-efficient electronic, automated and integrated logistic support on behalf of NATO or NATO Member Nations.
NDSS is an automated and integrated logistics software support tool designed, developed and supported by NSPA. It covers the main logistic functionalities such as item management, stock management, requisitioning, procurement, fleet management, transport request, maintenance and repair, property accounting and property disposal.
The modules of the application software are written in PowerBuilder and Microsoft .Net, and are implemented in a client/server environment. Web front-end of NDSS is implemented using 3-tier Architecture.
NDSS is active in 31 user organizations across NATO and areas of NATO operations.
NSPA is involved in different development projects regarding the functional evolution of NDSS and its maintenance and is also involved in the support of other integrated logistics tools.
The contracted staff shall assist NDSS team in developing and implementing different projects based on PowerBuilder and .Net technologies.
Role Responsibilities
The Junior .Net Developer with ASP .Net Core background shall work with the IT development team dedicated to NDSS / ILSS software. Involved in the maintenance and development of .Net applications, knowledge and experience in that domain and technologies related are required. The ASP .Net Core Developer shall have the following tasks and activities :
- Development and implementation of appropriate solutions
- Design and code software
- Writing and maintenance of documentation (technical and user)
- Maintenance of deployed solutions
- Design and maintenance of technical guidelines
- Contribution to integration and system tests
Required Skills and Experience
Involved in the maintenance and development of different projects, this profile must have a proven professional experience in Web development. An experience of 3 years in IT and 2 years in .Net technologies is required
- Professional experience with minimum 2 years:
- ASP .Net Core 6 projects in C#
- Microsoft Visual Studio .NET
- Integration with SQL Server database platforms, including tables, views, stored procedures and functions
- Professional experience with minimum 1 year:
- SQL Server Management Studio
- Database Project in Visual Studio
- Entity Framework
- Javascript
- Common libraries (jquery, bootstrap)
- Web Services
- IIS troubleshooting
- Multithreading
- TFS 2015 or equivalent tool
- Multitier architecture - Model View Controller
- Soft Skills:
- Communication
- Team Player
- Flexibility and adaptability
- Good interpersonal skills
Security Clearance
- National Secret or NATO Secret Clearance
Language Requirements
- Mandatory French and/or English – STANAG 6001 SLP 3333.
Work Arrangement
- Onsite - Capellen, Luxembourg.
- 215 working days per year
- 40 working hours per week, Monday to Friday.
About the Company
At Spektrum, we don't just say we are different; We are different. Defence, Humanitarian and Government markets are challenging, and complex to navigate, typically supported by a large ecosystem of organisations from small specialist’s to leading global enterprises. These problematic situations are demanding to steer, even for the most experienced industry party. We enable its clients to navigate this landscape and achieve their aerospace and defence market objectives, focusing on their Apex purchasers within international institutional organisations and English-speaking national governments and ministry of defence. Our extensive and fast-growing global network of subject matter experts, partners and suppliers enable Spektrum to deliver services that provide measurable differences to its clients and their objectives.
More jobs at Spektrum
-
DevOps Engineer
Braine l'Alleud, Belgium · Hybrid · Oct 2, 2026
-
Software Developer
Remote · Contract · Sep 30, 2026
-
Senior AI Engineer – Cybersecurity
Mons, Belgium · Hybrid · Sep 25, 2026
-
Senior Cyber Security Engineer – CIS Accreditation
City, Country · Full-time · Sep 23, 2026
-
Ground Stations Service Level Manager / Lead Engineer
Darmstadt, Germany · Contract · Sep 22, 2026