Senior .NET Tech Lead - Modernization (Hybrid)

SmartRecruiters, Inc.; Brussel; Hybrid; EUR 90,000 - 120,000; Full time

Benefits offered by this job

Hybrid working environment

Job summary

SmartRecruiters, Inc. is seeking an experienced Senior .NET Technical Developer to lead hands-on development and modernization initiatives within a large-scale internal platform. You will drive architecture improvements, performance tuning, and security enhancements while collaborating with business stakeholders and cross-functional teams.

The role emphasizes ownership, technical excellence, and guiding modernization efforts across legacy environments, with a hybrid onsite requirement in Belgium.

Qualifications

• Minimum 10 years of experience in Microsoft development environments.
• Strong knowledge of C# and .NET.
• Experience with ASP.NET MVC.
• In-depth knowledge of .NET Framework environments.
• Experience with modern .NET (.NET 6/7/8).
• Experience with REST APIs and systems integration.
• Experience working within complex legacy environments.
• Proven modernization and migration project experience.
• Strong analytical and problem-solving skills.
• Excellent communication with technical and business stakeholders.
• Dutch: professional working proficiency (spoken and written).
• English: professional working proficiency (spoken and written).

Responsibilities

• Hands-on development within a .NET environment.
• Analyze and improve existing architecture.
• Reduce technical debt and lead refactoring initiatives.
• Identify and resolve performance and security issues.
• Advise on technical decisions and modernization initiatives.
• Design future-proof solutions within an existing environment.
• Challenge and guide technical stakeholders.
• Collaborate with business stakeholders and development teams.
• Contribute to migration and continuous improvement programs.

Skills

C#

.NET

ASP.NET MVC

REST APIs

Legacy modernization

Architectural design

Communication with stakeholders

English proficiency

Dutch proficiency

Tools

Azure

IIS hosting

WCF

Job description

SmartRecruiters, Inc. is seeking an experienced Senior .NET Technical Developer to lead hands-on development and modernization initiatives within a large-scale internal platform. You will drive architecture improvements, performance tuning, and security enhancements while collaborating with business stakeholders and cross-functional teams.

The role emphasizes ownership, technical excellence, and guiding modernization efforts across legacy environments, with a hybrid onsite requirement in Belgium.