.NET Technical Lead

Job Title: Technical Lead .NET

Contract Duration: 01/01/2026 - 31/12/2026

Location: Brussels, Belgium

Work status: OnSite

Languages: French, English and Dutch

Description:

Job Purpose:

• He/She is responsible for delivering impactful technical solutions to a specific portfolio. His/Her role encompasses the technical oversight of new project initiatives and the maintenance of existing applications. Working collaboratively with developers and other team members, including functional experts and business analysts, he/she also coordinates with the
• portfolio architect and the Infrastructure & Operations (I&O) teams. Reporting directly to the Project Lead, his/her expertise is crucial in driving innovation and integrating technology solutions that align with business goals and enhance operational efficiency.

Key Responsibilities:

The Technical Lead's role is a blend of high-level technical oversight and hands-on coding. This dual responsibility ensures that the Technical Lead remains deeply connected to the project's technical details and challenges, while providing technical leadership and design direction. The Key responsibilities of a technical lead are:

1. Technical Leadership and Coaching: Providing guidance and mentorship to the development team, fostering a culture of technical excellence.

2. End Technical Responsibility of Software Systems within the application team: Overseeing all technical aspects within the application team, ensuring that software development and deployment meet organisational standards and goals.

3. Active Development Contribution: Dedicating a significant portion of time to hands-on development work, contributing to coding, feature development, and bug fixes.

4. Preparation of Technical Deliverables: Creating detailed technical documentation for software releases, including infrastructure requests and release documents 5. Requests for Configuration Changes to I&O: Managing configuration change requests made to I&O to ensure system stability and performance.

6. System Design: Designing scalable, reliable, and maintainable systems while adhering to architectural standards and complementing the overarching architecture in collaboration with the architecture team.

7. Requirements Analysis: Collaborating with the analyst to refine requirements and translate them into robust technical solutions.

8. Code Review and Quality Assurance: Ensuring code quality through thorough reviews and implementing stringent quality assurance processes.

9. Performance Optimisation: Regularly assessing software performance and making necessary adjustments for optimisation.

10. Security Considerations: Incorporating up-to-date security practices to safeguard software systems against threats, taking into account architectural decisions.

11. Technology Evaluation and Integration: Assessing and integrating new technologies that align with business objectives and enhance system capabilities, taking into account architectural decisions.

12. Troubleshooting and Support: Leading the resolution of complex technical issues, providing expert troubleshooting and support.

13. Adherence to Architecture Standards and Collaboration: Collaborating with the portfolio architect to align with the strategic architecture while retaining the discretion to make complementary design choices.

Key Soft Skills:

For a technical lead, especially in a .NET environment, key soft skills would typically include:

1. Leadership: Ability to inspire, motivate, and guide the other developers towards achieving project goals. Collaborative mindset to work with various cross-functional teams harmoniously. Awareness and consideration of team members’ emotions and motivations to create a positive work environment. Clear and effective communication skills, both verbal and written, for collaborating with team members, stakeholders, and non-technical audiences.

2. Mentorship: Willingness to share knowledge, provide feedback, and foster professional growth among other developers. Ability to mediate disputes within the team and negotiate solutions with stakeholders.

3. Problem-Solving & Decision-Making: Strong analytical abilities to identify issues and develop innovative solutions. Confidence and competence to make crucial decisions impacting project direction and execution. Capacity to understand the broader business goals and align technical objectives accordingly. Ability to empathise with customer needs and translate them into technical solutions.

4. Resilience: Flexibility to cope with changing technologies, requirements, and environments. Capacity to prioritise tasks and manage time effectively to meet deadlines. Stamina to handle the pressures of deadlines and technical challenges without compromising performance. Commitment to stay updated with the latest industry trends and technologies.

5. Language skills:

• Fluency in one of the two national languages: FR or NL (Level C2*)
• Good knowledge of the other language (level B2*)
• Very good level of English (level C1*)

Skills

• .NET Core
• .NET Framework
• ASP.NET Web API & ASP.NET Core Web API
• Azure Bus
• Blazor
• GIT
• Microsoft Azure
• Networking Concepts
• Patterns & Best Practices
• REST APIs
• Security (OWASP / OAUTH / OpenId / …) experience: Any time
• Server Management
• SQL
• Unit Testing