Senior Developer – .NET Core & Blazor

Pauwels Consulting; Brussel; Hybride; EUR 80 000 - 100 000; Plein temps

Résumé du poste

Pauwels Consulting is seeking a Senior Developer to design, develop, and maintain robust software solutions. You will provide technical leadership, code reviews, and ensure performance, security, and longevity of critical systems.

You will work with .NET Core/.NET Framework, Blazor, and Entity Framework, plus REST APIs and SQL, while mentoring the team and evaluating new technologies. The role is hybrid, based in Brussels with at least two days onsite weekly.

Qualifications

• 8+ years of development experience with .NET Core and .NET Framework.
• 8+ years of experience with Agile methodologies.
• 3+ years with Blazor and Entity Framework.
• 3+ years with REST APIs and SQL.
• 3+ years in security and identity management (JWT, OIDC, claims).
• 3+ years in unit testing and integration testing.
• 1+ years of experience utilizing GitHub Copilot.
• Strong technical leadership and a proactive, solution-oriented mindset.
• Fluent in French or Dutch with professional English.

Responsabilités

• Design, develop and maintain robust software solutions for the client environment.
• Collaborate with architecture team to design scalable technical solutions.
• Provide technical coaching and mentorship to team members.
• Conduct code reviews and ensure development best practices.
• Translate functional requirements into technical solutions with business analysts.
• Optimize performance while maintaining security and maintainability.
• Evaluate and integrate new technologies aligned with business objectives.

Connaissances

English (professional)

French or Dutch

Leadership

Analytical thinking

Solution-oriented mindset

Outils

.NET Core

.NET Framework

Blazor

Entity Framework

REST APIs

SQL

JWT

OIDC

claims

GitHub Copilot

Unit testing

Integration testing

Agile

Description du poste

Our client, a leading public sector organization, is seeking a Senior Developer to play a key role in designing, developing, and maintaining robust software solutions. This position focuses on delivering high-quality code and providing technical leadership to ensure the performance and longevity of critical systems.

• Develop and maintain software components using .NET Framework and .NET Core.
• Design scalable technical solutions in collaboration with the architecture team.
• Provide technical coaching and mentorship to team members to foster excellence.
• Conduct code reviews and ensure compliance with development best practices.
• Translate functional requirements into technical solutions alongside business analysts.
• Optimize system performance while ensuring security and maintainability.
• Evaluate and integrate new technologies aligned with business objectives.

• You have 8+ years of development experience with .NET Core and .NET Framework.
• You bring 8+ years of experience working with Agile methodologies.
• You possess 3+ years of experience with Blazor and Entity Framework.
• You have 3+ years of experience working with REST APIs and SQL.
• You bring 3+ years of experience in security and identity management using JWT, OIDC, and claims.
• You possess 3+ years of expertise in unit testing and integration testing.
• You have 1+ years of experience utilizing GitHub Copilot.
• You're proactive with strong technical leadership, analytical thinking, and a solution-oriented mindset.
• You are fluent in French or Dutch with a professional command of English.

Nice to Haves

• Willingness to explore and integrate emerging Microsoft technologies.

• Start date: November 2, 2026.
• Duration: 2 months.
• Work regime: Full-time.
• Location: Brussels.
• Working model: Hybrid (minimum 2 days onsite per week).
• Contract: open to both permanent employees and freelancers.