Requirements: English
Company: RIXT Recruitment
Region: Amstelveen , Noord-Holland
About our Client
Our client is an independent, data driven and fast growing asset management company and hedge-fund growing towards their ambition of becoming a FinTech company. They have positioned themselves as a niche player in developing a unique mix of quantitative and fundamental investment strategies over the last decade. They use a self-developed multi-factor valuation system with machine learning and artificial intelligence that continuously looks at which companies are the most attractive in terms of valuation. The unique man & machine investment concept enables the Portfolio Management Department to realize high Sharpe ratios. This department processes several million data items per day through a layered system of several hundred programmed investment decisions.
Your Role
To support the expansion and growth and reach their ambition of growing towards a FinTech company we are currently recruiting for a Senior .NET Developer with Azure experience to join the IT team and mainly focus on designing, developing, and deploying web applications (portals), with a focus on leveraging Microsoft Azure''s cloud services. You will also participate in the transformation of migrating the IT & Data Infrastructure to Azure cloud, with the clear goal of making the environment scalable and future proof.
Your Skills and Expertise:
Core ASP.NET 4.8 Developer Skills
NET Framework 4.8 Proficiency
- Strong understanding of the .NET Framework architecture.
- Experience with Web Forms, MVC, or both (depending on the application).
- Mastery of C# and/or VB.NET.
ASP.NET Web Development
- Web Forms or MVC (depending on the project).
- Server-side controls, view state management, postback handling.
- HTTP pipeline, session and application state.
Frontend Integration
- HTML, CSS, JavaScript, and jQuery.
- Familiarity with AJAX and client-side validation frameworks.
Entity Framework / ADO.NET
- Database-first or code-first development.
- Writing efficient LINQ queries and stored procedures.
- SQL Server proficiency (T-SQL, performance tuning, indexing).
Authentication & Authorization
- Forms Authentication, Windows Authentication, Claims-based auth.
- Role-based access control (RBAC).
Debugging and Testing
- Visual Studio debugging tools.
- Unit testing frameworks (NUnit, MSTest).
- Postman/Fiddler for API testing.
Azure Skills (for Deployment, DevOps, and App Management)
Azure App Services
- Deploying ASP.NET apps to Azure App Services.
- Configuring web.config for cloud settings.
- Using deployment slots for staging/production workflows.
Azure DevOps
- CI/CD pipelines for ASP.NET apps.
- Build and release pipelines with MSBuild and Visual Studio projects.
Azure Storage & Databases
- Working with Azure SQL Database.
- Using Blob/Table storage where relevant.
Monitoring & Diagnostics
- Azure Monitor, Application Insights.
- Diagnosing performance issues and exceptions.
Networking and Identity
- Azure Active Directory integration.
- VNETs, NSGs, App Gateway if app interacts with secured resources.
Containers & Legacy Modernization (Bonus)
- If modernizing ASP.NET 4.8 apps: knowledge of running on Windows Containers in Azure Kubernetes Service (AKS) or App Service for Windows.
Soft Skills:
- Strong understanding of SOLID principles and design patterns.
- Familiarity with legacy code refactoring.
- Good documentation and communication skills.
- Agile methodology (Scrum/Kanban) experience.
Your Profile
- Minimum HBO level University degree in Computer Science or a comparable study
- 5+ years of experience in ASP.NET development with a focus on web applications.
- 3+ years of experience with Microsoft Azure or other cloud platforms.
- A solid portfolio of past projects, showcasing both technical skills and contributions to large-scale web applications.
- Experience or proven interest in the financial sector, capital markets and/or asset management
- Excellent written and spoken English
- Understanding of Dutch is a