Senior .NET Architect for Scalable, Secure Solutions

Altia is seeking a Senior Solution Architect to provide high-value technical services for a prominent EU Public Agency within its Digital Solutions unit. You will design secure, scalable IT solutions, including business and technical architectures, data models, C4 views, API contracts, and threat models.In a multicultural, Agile environment, you will guide...

Euroclear is seeking a Senior .NET Software Engineer within the Group Business Solutions (GBS) division to design, build, and evolve enterprise-grade applications that support operations and strategic initiatives. You will own the application alongside stakeholders, drive modernization, and promote engineering excellence across the platform.In this role you...

Senior Azure .NET Architect - Build the Backbone of Modern MessagingWe're reimagining a mission-critical communication platform that powers how systems exchange data, files, and events with the outside world. This is not a greenfield toy project-it's a high-impact transformation at scale.As a Senior Azure .NET Architect, you'll help design and shape a...

Moody's is seeking a Senior Software Engineer (C# / .NET) to join the Orbis platform within Moody's Analytics. You will own end-to-end development across .NET Framework and .NET 10, optimize performance, and design scalable software architectures.Collaborate with product, design, and data teams to deliver AI‑powered, reliable solutions for financial data...

Senior Data & Solution Architect for the modernisation of a central market platform at an organisation in the Belgian energy sector in Brussels. Time & material, start December 2026. Dutch or French (C1) required.DescriptionWe are looking for a Senior Data & Solution Architect to guide the architecture of a modernisation programme at an organisation in the...

Moody’s is seeking a senior .NET engineer to join the Orbis platform team. You will own production-grade services across .NET Framework and .NET Core, drive performance improvements, and lead complex issue resolution across large-scale financial data systems.You’ll design robust architectures, implement AI-enabled workflows, and mentor engineers to...

Neurho Solutions in Belgium is seeking a Senior Data & Solution Architect to guide the modernisation of a data-exchange platform for the Belgian energy market. You will shape its data and solution architecture, connecting systems with secure, scalable cloud-native components on Azure.You will define target architectures, assess current models, design...

Atelier Informatique is seeking an experienced .NET Architect to lead the technical design and modernization of a complex portfolio. You will guide architecture decisions, migrate services to .NET 10, and plan a Kubernetes adoption path for the coming years.You will manage senior Full Stack .NET developers working on micro-services, integrate an existing...

We are looking for a Senior Data & Solution Architect to guide the modernisation of a platform that supports data exchange in the Belgian energy market. You will shape its data and solution architecture, connecting existing systems with secure, scalable cloud-native components on Azure.Your roleDefine and oversee the data and solution architecture for the...