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Lead .NET Developer - Transport Sector - Brussels - Freelance / CDI

icon building Company : Act Digital
icon briefcase Job Type : Full Time

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Job Description - Lead .NET Developer - Transport Sector - Brussels - Freelance / CDI

Company Description

Our end‑client is seeking an experienced and highly motivated Lead .NET Developer to support the design and development of Web APIs and to take on technical leadership responsibilities within an Integration team composed of developers, analysts, and architects.

The role involves working in a modern cloud‑based environment where Azure services form the backbone of the integration landscape.

 

 

Job Description

Development & Integration

  • Design, develop, and maintain Web APIs using ASP.NET / .NET 8+
  • Create robust integration solutions using established Integration Patterns
  • Implement integration solutions on Azure, such as:
    • Service Bus
    • Logic Apps
    • API Management (APIM)
    • Azure Functions
    • Key Vault
    • Cosmos DB
    • Application Insights
    • Hybrid connectivity, security, logging & metrics
  • Contribute to microservices‑oriented architecture and cloud design patterns
  • Participate in the development, improvement, and maintenance of CI/CD pipelines
  • Work in an Agile (SCRUM) environment

Technical Leadership

  • Coordinate developer activities (task allocation, follow‑up, technical support)
  • Conduct code reviews ensuring compliance with standards, security, performance, and observability best practices
  • Provide accurate effort estimations (effort, risk, dependencies)
  • Contribute to architecture decisions and guide the team in critical technical choices

Qualifications

Technical Skills

.NET / API Development

  • .NET 8 or higher
  • ASP.NET / Web API development
  • Strong development hygiene: testing, security, performance, observability

Azure Cloud

  • Practical experience with Azure components such as:
    • Service Bus
    • Logic Apps
    • APIM
    • Application Insights
    • Key Vault
    • Cosmos DB
    • Azure Functions
    • Identity management (Azure AD)

CI/CD & Architecture

  • Hands‑on experience with CI/CD environments
  • Microservices architecture
  • Cloud design patterns

Integration / APIs

  • Experience consuming and integrating APIs (bonus if familiar with digital platforms such as HR, ERP, engineering or low‑code systems)
  • Solid mastery of integration concepts:
    • Messaging
    • Routing
    • Transformation
    • Orchestration
    • Error handling & retries
    • Idempotency

Soft Skills

  • Motivated & autonomous
  • Team‑player
  • Flexible & proactive
  • Clear communicator
  • Analytical mindset

Languages

  • Required: French & English
  • Nice to have: Other languages

Education

  • Bachelor or Master’s degree in IT

Nice‑to‑Have Skills

  • Blazor
  • WPF
  • Entity Framework Core
  • Document generation tools (Carbone, Windward Studios)

Additional Information

Additional Information

  • Candidates must have a valid work and residence permit for Belgium (if non-EU)
  • The client values diversity and inclusion, offering a positive work culture focused on well-being
  • Opportunity to contribute to innovative, ground-breaking technologies in the energy sector
Original job Lead .NET Developer - Transport Sector - Brussels - Freelance / CDI posted on GrabJobs ©. To flag any issues with this job please use the Report Job button on GrabJobs.
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About the Company

Act Digital

We are seeking a highly skilled IT Senior Developer / Technical Lead with extensive expertise in Contact Center Solution & chatbot technology platforms like Sprinklr to lead our initiatives. The ideal candidate will combine technical acumen with strategic thinking to design, develop, and maintain ch...

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