Senior .NET Developer Technical Analyst Software Architect

Mission Overview:

Keystone Solutions is seeking a Senior .NET Developer with a strong role as a Technical Analyst and Software Architect for a consultancy mission at a client site. This position combines deep technical expertise with strong analytical skills to design, develop, and integrate critical applications, focusing on scalability, performance, and reliability in the healthcare context.

Responsibilities:

• Conduct technical analyses of existing and new IT applications.
• Design and oversee a future-oriented software architecture.
• Develop and maintain back-office and core applications, including billing and administrative processes.
• Integrate software into existing application landscapes.
• Support integrations with external platforms such as payment and exchange systems.
• Translate business functional needs into robust technical solutions.
• Guide and support technical migrations, including application, domain, or infrastructure migrations.
• Contribute to improvements in performance, security, and scalability.
• Actively participate in project management activities.
• Coach and support developers and other IT staff.
• Serve as a technical reference point within the team and organization.

Technical Environment:

You will work in a .NET-oriented environment with:

• Development and platforms: C#, VB.NET, Visual Basic, .NET applications and services.
• Databases: Microsoft SQL Server.
• DevOps and tooling: Azure DevOps.
• Architecture and integration: Integration of existing and new systems, supporting scalable and maintainable solutions.

Profile:

• Bachelor's or Master's degree level.
• Extensive experience as a Senior .NET Developer.
• Strong knowledge of technical analysis and software architecture.
• Experience in or affinity with healthcare is a significant asset.
• Analytical and capable of translating complex issues into sustainable solutions.
• Coaching mindset and strong communication skills.
• Language skills: Native Dutch, very good English, good French.

Context and Impact:

Work within a large healthcare and welfare organization, with applications that require a high degree of reliability and compliance, making a real impact on internal processes and service delivery.

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.

Duration: As soon as possible - 28/08/2029 35 months • (full time)

Skills required:

• .NET Core - Level: Expert - Most recent: Any time
• AKKA.Net - Level: Expert - Most recent: Any time
• ASP.NET - Level: Expert - Most recent: Any time
• Azure DevOps - Level: Expert - Most recent: Any time
• C# - Level: Expert - Most recent: Any time
• Entity Framework - Level: Expert - Most recent: Any time
• MS SQL Server - Level: Expert - Most recent: Any time
• RabbitMQ - Level: Expert - Most recent: Any time
• TCP/IP - Level: Expert - Most recent: Any time
• VB.NET - Level: Expert - Most recent: Any time
• Visual Basic - Level: Expert - Most recent: Any time

Language requirements:

Dutch
Level Native or bilingual proficiency
English
Level Nice to have