Senior .NET Full‑Stack Developer — Remote/Brussels

Smile Open Source Solutions in Brussels is seeking a talented .NET Developer (Freelance) to join our dynamic team on high-impact projects for a major client. The role is hybrid (2-3 days remote per week) with responsibilities spanning design, development, and mentoring for senior profiles.The candidate will work with C#, .NET Core / .NET 6+, ASP.NET Core,...

30-06-2026 Brussels Location: Ringstation II, BelgiumStart Date: 1 January 2027Duration: Until 31 December 2031Employment Type: Full-timeExperience: 10+ years (Expert) About the Role We are looking for a highly experienced Senior DevOps Project Leader & Ansible Expert to join a mission‑critical ICT department responsible for the real‑time management of...

About Smile & The Opportunity Passionate about tech, digital, and innovation? Join the 1,800 employees at Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our...

About RailnovaRailnova helps railway operators, leasing companies and rolling stock manufacturers unlock the full performance of their fleets. Our Railster edge devices stream live data off trains and their components. Railgenius turns that data into real-time diagnostics and predictive insight. Railfleet digitalises the maintenance workflows that follow....

Wil jij je stempel drukken op een nieuw softwareproduct binnen de Healthcare sector? Dan stellen we je graag voor aan dit gerenommeerd Belgisch softwarebedrijf, gespecialiseerd in softwareoplossingen voor de gezondheids- en farmaceutische sector. Voor de ontwikkeling van een nieuw cloud-based softwareproduct, gericht op de farmaceutische zorg, zoeken zij een...

We zoeken een Full Stack Engineer (medior/senior) die graag én goed bouwt. Iemand die AI intensief inzet, maar altijd het stuur in handen houdt. Trust but verify. Jij werkt mee aan ons leerplatform (LMS), op maat gemaakt voor de accountancysector. Van het platform tot de mobiele app: samen zorgen we dat wat we bouwen écht aansluit bij onze gebruikers, van...

Our client is seeking a senior Java developer to strengthen an established team working within a major business transformation environment. This opportunity involves contributing to the handover, refactoring, and greenfield development of business applications while supporting analysts and delivering high-quality software across the full development...

p pBrussels /p pbLocation: /b Ringstation II, Belgiumbr/bStart Date: /b 1 January 2027br/bDuration: /b Until 31 December 2031br/bEmployment Type: /b Full-timebr/bExperience: /b 10+ years (Expert) /p h3About the Role /h3 pWe are looking for a highly experienced bSenior DevOps Project Leader Ansible Expert /b to join a mission‑critical ICT department...

Passionate about tech, digital, and innovation? Join the 1,800 employees at Smile, the European leader in open-source integration, spread across 20 agencies in 9 countries. Collaborative spirit and knowledge sharing are at the heart of our DNA. Our experts push the boundaries every day to build a smarter, more efficient, and more responsible digital world....