We are supporting a major European utilities organisation on several business-critical digital initiatives linked to platform engineering and the energy transition. For a long-term programme, we are looking for an experienced .NET Architect to provide technical leadership across a portfolio of modern cloud-based platforms.LogisticsRole: Freelance .NET ArchitectContract: 12–24 monthsLocation: Brussels (Hybrid - 2 days/week on-site)Languages: EnglishStart Date: ASAP / FlexibleRate: €(Competitive & negotiable)ResponsibilitiesLead the technical architecture for a suite of portal and platform productsProvide architectural direction for a .NET 8 microservices-based environmentGuide and mentor full-stack .NET developers across multiple Scrum teamsCoordinate development activities and support delivery during sprint cyclesInvestigate complex technical issues and drive structured solution designChallenge and refine architectural and technical decisions with peersCollaborate closely with Product Owners to validate and shape featuresOrganise technical workshops and knowledge-sharing sessions with developersCommunicate architectural concepts clearly to technical and non-technical stakeholdersRequired SkillsStrong experience as a .NET Architect or Technical LeadDeep expertise in C# and modern .NET ecosystemsProven experience with Azure Kubernetes Service (AKS) and KubernetesExperience designing and supporting microservices-based architecturesStrong knowledge of Azure cloud environmentsExperience working with SQL and/or MongoDBFamiliarity with clean architecture principlesAbility to lead technical discussions and coordinate development teamsComfortable working in Agile / Scrum delivery environmentsOther Desired SkillsExperience with Blazor or modern .NET frontend technologiesKnowledge of Helm and container-based deployment practicesExposure to Dapr or distributed application runtimesExperience in the energy or utilities sectorInterest in platform engineering and cloud-native architecturesInterested? Get in touch to discuss the role and next steps.