Senior Software Engineer - C# .NET

FDM is a global business and technology consultancy delivering client and industry driven solutions through our 5 core specialist Practices; Software Engineering, Data & Analytics, IT Operations, Change & Transformation, and Risk, Regulation & Compliance.

FDM is seeking a Senior Software Engineer (C#/.NET) located in Waterloo to support a project in the I nsurance sector. Involvement in this project is anticipated to last initially 12 months but may be extended.

This role will be hybrid with requirements to be in office 2 days per week.

FDM is seeking a Senior Developer for an enterprise VB6 to C# modernization project. The successful candidate will take hands-on development and lead responsibilities as part of a team of developers and testers.

Required experience: (6+ years)

C# Development, ASP.NET, Restful APIs with Swagger, WinForms

MS SQL Server and Transact SQL experience

Unit Testing using Xunit and supported by GitHub Copilot

Git source control

Use of Docker for local development

Additional desirable skills:

MS SQL Server tools like Query Store, profiler, etc and an understanding of execution plans

Ability to understand VB6 Code to compare old and new systems

Understanding of Azure APIM

Understanding of containerization in Azure Container Apps

Ability to work within Azure DevOps for task tracking

Work experience in Enterprise level systems have similar scale in size and complexity

FDM powers the people behind tech and innovation. We spot trends, find top talent, and help businesses stay ahead.

With 35+ years of experience, we coach, mentor, and launch fresh thinkers from diverse backgrounds into world-class careers. Partnering with top global companies, we deliver the right talent at the right time—while guiding our people toward exponential growth.

🌍 Global impact – 18 centers across North America, APAC, the UK, and Europe 🚀 25,000+ careers launched – and counting 🤝 300+ trusted client partners

Tech careers should be for everyone . With 75+ nationalities represented, FDM thrives on diversity, fuels innovation through unique perspectives, and celebrates success together. As an Equal Opportunity Employer and FTSE4Good-listed company, we ensure every qualified applicant gets a fair shot—no barriers, just opportunities.

ATTENTION: MONTREAL OPENINGS: Due to the operational requirements of these roles, including frequent communication with clients and FDM employees located outside Quebec, the duties associated with these positions require proficiency in English. / ATTENTION : OFFRES À MONTRÉAL : En raison des exigences opérationnelles de ces postes, y compris la communication fréquente avec des clients et des employés de FDM situés en dehors du Québec, les tâches associées à ces postes exigent une maîtrise de l'anglais.

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