Brussels (Hybrid) or Remote within Spain | Occasional travel required

I’m currently working with a leading international organisation operating in a highly secure, multinational environment, supporting critical systems and services used across multiple countries

.
They are looking for an experienced Senior .NET Web Develop er to join a team building and maintaining enterprise-grade web applications that are secure, scalable and designed for long-term impac

t.
What you’ll be do

• ingDesigning, developing and maintaining modern web applications across the full software development lifecyc
• le.Building robust backend services using .NET and Entity Framework Co
• re.Developing modern frontend applications using JavaScript and Svelte/SvelteK
• it.Creating and consuming REST APIs to integrate with enterprise systems and identity servic
• es.Contributing to architecture, application security, performance and scalability improvemen
• ts.Working within CI/CD environments and supporting cloud-ready application deploymen

ts.
What we’re looking

• forStrong experience developing enterprise web applications using modern .NET technolog
• ies.Solid knowledge
• of:.NET (current LTS versi
• ons)Entity Framework
• CoreREST API design and integra
• tionSQL Se
• rverJavaSc
• riptSvelte / Svelt
• eKitExperience with secure software development practi
• ces.Familiarity with CI/CD pipelines, monitoring and application lifecycle managem
• ent.Experience working with Git and modern development tool
• ing.Strong English communication ski

lls.
Nice to

• haveExperience deploying applications to cloud environm
• ents.Knowledge of identity and authentication sys
• tems.French language sk
• ills.Experience working in international, public sector, defence or highly regulated environm

ents.
Why

• join?Work on meaningful projects with real-world i
• mpact.Modern technology stack with both backend and frontend owne
• rship.International and collaborative enviro
• nment.Flexible working model: Brussels or remote within E
• urope.Long-term projects focused on quality, security and innov

ation.