Senior C# .NET Developer

Motion Recruitment Partners; Mississauga; Hybrid; CAD 80,000 - 100,000; Full time

Job summary

A leading recruitment firm is seeking a Senior C# .NET Developer in Mississauga. This contract role offers a hybrid work schedule and involves designing and developing enterprise applications. Candidates should have over 6 years of C# and .NET experience, strong backend skills, and familiarity with Agile methodologies. Excellent problem-solving and leadership abilities are essential.

Qualifications

• 6+ years of professional development experience in C# and .NET technologies.
• Strong proficiency in backend development.
• Experience working in Agile/Scrum environments.

Responsibilities

• Design and develop enterprise-grade applications.
• Lead the design and development of backend services and APIs.
• Mentor junior developers, ensuring high technical standards.

Skills

C# and .NET technologies

Backend expertise with C# .NET Core

Database programming

SQL Server optimization

Event-driven systems (Kafka)

React or other JavaScript frameworks

Microservices architecture

Agile/Scrum environments

Job description

Senior C# .NET Developer

Mississauga, Ontario

Hybrid

Contract

$56/hr - $58/hr

Grow your career with an innovative global bank as Senior C# .NET Developer in Mississauga, Ontario. Contract role with strong possibility of extension. Will require working a hybrid schedule 3 days onsite per week.

Join one of the world's most renowned global banks and trusted brand with over 200 years of continuously evolving financial services worldwide. You will work alongside some of the smartest minds in the industry who are excited to share their knowledge and to learn from you.

Contract Duration: 11+ Months

Required Skills & Experience

• 6+ years of professional development experience in C# and .NET technologies.

• Must have strong backend expertise with C# .NET Core, and database programming, combined with exposure to modern integration tools and frontend frameworks.

• Backend Expertise: Strong proficiency in C#. .NET Core, ASP.NET, T-SQL.

• Databases: Advanced knowledge of SQL Server; experience with query optimization and stored procedures.

• Integration & Messaging: Hands-on experience with Kafka or equivalent event-driven systems.

• Frontend Exposure: Experience with React or other modern JavaScript frameworks (preferred).

• Architecture & Microservices: Proven ability to design scalable microservices-based solutions.

• Strong problem solving, communication, and leadership skills.

• Experience working in Agile/Scrum environments.

Desired Skills & Experience

• Programming & Frameworks: React, ASP.NET MVC

• Databases: SQL, NoSQL (MongoDB/Cosmos DB)

• Integration & Messaging: Kafka

• Advanced Microservices architecture

• Deeper functional knowledge of financial markets.

What You Will Be Doing

• Will design, develop, and maintain enterprise-grade applications.

• Will work closely with cross-functional teams to deliver secure, scalable, and high-performance solutions, while mentoring junior developers and driving technical excellence.

• Lead the design and development of backend services and APIs using C#, .NET Core, and ASP.NET.

• Design and optimize SQL server database solutions, ensuring performance, scalability, and security.

• Collaborate with architects, business analysts and stakeholders to define requirements and solutions.

• Implement and maintain event-driven and messaging systems (Kafka preferred).

• Develop microservices and integrate with RESTful APIs.

• Provide Guidance in application architecture, code reviews, testing, and DevOps practices.

• Mentor junior developers, ensuring high technical standards and best practices.

Motion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP’s Employment Accommodation policy. Applicants need to make their needs known in advance.

Posted by: Melissa Klein

Specialization:

• .Net