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Added 23 days ago
Senior Full Stack Developer (.NET, React & Cloud Technologies)
Cognizant
Halifax, NS
Full-time
As a Senior Full Stack Developer, you will make an impact by designing, developing, and supporting scalable web applications and cloud-based solutions that drive business outcomes. You will…
Added 24 days ago
Senior .NET Developer - Kafka
Tamanna Technology
Toronto, ON · Greater Toronto Area, Canada
Contract
We are seeking a highly skilled .NET C# developer with deep expertise in Kafka, modern .NET (Core/6/7+), and experience across frontend, cloud (Kubernetes), and DevOps. Experience with…
Added 26 days ago
Senior Dotnet Developer
Millennium Software and Staffing Inc
Montreal, QC
Full-time
Looking for experienced Full Stack .NET Developers with strong hands-on expertise in C#, .NET Core/ASP.NET Core, SQL Server, REST APIs, and Entity Framework, along with Angular/React and…
Added 1 month ago
Senior C#/.NET Developer
Cognizant
Toronto, ON
$61,650 to $102,500 CAD / year
Full-time
As a Senior .NET Developer, you will make an impact by developing and maintaining high-performing enterprise applications, APIs, and integration solutions that support critical business…
Added 27 days ago
Senior Dotnet Developer
InfiCare Staffing
Montreal, QC
Contract
As a hands-on Senior Developer/Engineer in the EUCS squad, you will be deeply involved in design, implementation, and L3 support. You will collaborate with the Product Owner, SaaS vendors,…
Added 1 month ago
Senior .NET Developer
Citi
Mississauga, ON
Full-time
The Applications Development Senior Programmer Analyst is an intermediate level position responsible for participation in the establishment and implementation of new or revised application…
Added 1 month ago
Senior Full Stack .NET Developer
Corpay
Vancouver, BC
Corpay is currently looking to hire a Senior Fullstack .NET Developer within our Buyatab division. This position falls under our Corpay Payables line of business and is located in…
Added 2 months ago
Senior Full Stack .NET Developer - .Net Framework, .Net Core, C#, SQL Server
J&M Group
Toronto, ON
Contract
Role: Senior Full Stack .NET Developer - .Net Framework, .Net Core, C#, SQL Server
Added 9 days ago
Senior .NET Core Full Stack Developer
Entergrade
Remote, Canada
$95,000 to $125,000 CAD / year
Full-time · Remote
Stack: C#, .NET 8 to .NET 10, Azure CosmosDB / MS SQL / PostgreSQL, Svelte / React
Added 3 months ago
Senior .NET Developer
BrainStation
Vancouver, British Columbia · Toronto, Ontario
Full-time
As a Senior .NET Developer you'll be tasked with working on web application development in C# and .NET. Working within the software development team, your duties will require you to assist…
Added 3 months ago
Senior Dotnet Developer
LanceSoft, Inc.
Montreal, Quebec
Contract
This position of .NET UI Developer encompasses the following responsibilities:
Added 9 days ago
Senior Full-Stack .NET Developer (Vue.js AND Angular/React experience)
Iris Software Inc.
Toronto, ON
Contract
Position: Senior Full-Stack .NET Developer (Vue.js AND Angular/React experience)
Added 2 months ago
Senior .NET / Azure Developer
MNP
Toronto, Ontario · Ontario
Full-time
Make an impact as we look to strengthen our Digital Solutions practice with a Senior .NET / Azure Developer with strong leadership capabilities to support upcoming project work, including…
Added 2 months ago
Senior .NET / Azure Developer
MNP
Saint John, New Brunswick · Dartmouth, Nova Scotia
Full-time
Make an impact as we look to strengthen our Digital Solutions practice with a Senior .NET / Azure Developer with strong leadership capabilities to support upcoming project work, including…
Added 9 days ago
Senior .Net/C# Developer with Python
Programmers.io
Burnaby, BC
Full-time
Build and maintain backend services in .NET 8 / C# and Python (FastAPI, Dramatiq workers, Dask data pipelines)
Added 5 months ago
Senior .Net Developer
Mindtris
St. John's, Newfoundland and Labrador · Greater St. John's Metropolitan Area
Full-time
The Senior .Net Developer will join the project team to assist with technical design and development, while supporting application work streams across the integration, data, and…
Added 10 days ago
Senior Developer - (.NET/O365/SharePoint)
Capgemini
Montreal, QC
$79,000 to $103,000 CAD / year
Full-time
Added 2 months ago
Senior .NET Developer
Symbiotic Digital
Toronto, Ontario · Downtown Toronto (Central Bay Street), Ontario
Contract
We are seeking a Senior Full Stack Software Developer to
Added 2 months ago
Senior .NET Developer
Rentsync
Toronto, ON
$100,000 to $120,000 CAD / year
As our Senior .NET Developer you’ll architect and ship cloud-native APIs on .NET 8+ and Azure, set the engineering standard across the team, and lead how we put AI development tools to work…
Added 3 months ago
Senior .NET Developer
Sapsol Technologies Inc
Montreal, Quebec
Contract
Well versed with Microsoft technologies - .NET, Azure Data services (ADF, Azure SQL) Azure PaaS (Web apps, key vaults, Function Apps, Azure App Service) & Azure DevOps – CI/CD
Added 3 months ago
Senior Software Developer (.NET/SQL Server)
Monark
Surrey, British Columbia · White Rock, British Columbia
Full-time
We’re looking for a Senior Software Developer to build and support enterprise applications across a mix
Added 2 days ago
Senior Software Developer
Valsoft Corporation
Remote, Canada
Remote
We’re looking for a Senior Software Developer to join a small development team working on large, multi-month projects across our platform. This is a hands-on senior individual contributor…
Added 10 days ago
Senior Software Engineer
USA Tech Recruit
Toronto, ON
Full-time
Key words: Senior Software Engineer / Senior Frontend Engineer / Full-Stack Engineer / Frontend Developer / React Developer / Software Engineer / React / TypeScript / JavaScript / GraphQL /…
Added 10 days ago
Senior Software Engineer
USA Tech Recruit
Toronto, ON
Full-time
Key words: Senior Software Engineer / Senior Cloud Engineer / Cloud Platform Engineer / Cloud Software Engineer / Software Architect / Cloud Architect / Platform Engineer / .NET / ASP.NET…
Added 4 months ago
Senior Full Stack Developer
Societe Generale
Montreal, Quebec
Full-time
React | TypeScript | Bootstrap | .NET C# │ PostgreSQL | Jenkins | GitHub Actions | Azure | Private Cloud | Kubernetes

J&M Group

Senior Full Stack .NET Developer - .Net Framework, .Net Core, C#, SQL Server

Toronto, ON, Canada

Job type: Contract
Apply by: Jan 13, 2027
Experience: 6+ years of IT industry experience
Posting language: English
Posted: Jul 17, 2026

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Original job description

Role: Senior Full Stack .NET Developer - .Net Framework, .Net Core, C#, SQL Server

Location: Toronto 4 days a week on site F2F interview required

Background check MANDATORY

Duration: 6+ Months

Job Description

Experience Required

6+ years of IT industry experience
Proven hands-on expertise in .NET development, APIs, and MS SQL

Key Responsibilities

Design, develop, and deploy scalable, secure enterprise-grade applications using .NET framework and .NET Core/.NET 5+
Build and maintain RESTful APIs and microservices architecture
Optimize and manage MS SQL Server databases, including query performance tuning and schema design
Collaborate with architects, QA, DevOps, and business teams to deliver high-quality solutions
Participate in full software development lifecycle activities within Agile/Scrum environments
Troubleshoot, debug, and resolve production issues with minimal downtime
Conduct code reviews and mentor junior developers
Document technical specifications and maintain up-to-date knowledge base

Required Technical Skills

Languages & Frameworks: ASP.NET, C#, .NET Framework, .NET Core/.NET 5+
API Development: RESTful API design, implementation, and integration
Database: MS SQL Server, T-SQL, query optimization, Entity Framework
Architecture: Microservices, system design, legacy modernization
Version Control: Git or equivalent
Development Tools: Visual Studio, SQL Server Management Studio

Preferred/Added Advantages

DevOps Experience: CI/CD pipelines, containerization (Docker), orchestration tools
Cloud Platform: OpenShift Container Platform (OCP) or equivalent cloud solutions (Azure, AWS)
Domain Knowledge: Wealth Management, Financial Services, or Banking applications
Additional Skills: WPF/WCF, messaging queues (RabbitMQ, Service Bus), caching strategies

Essential Soft Skills

Excellent Communication: Clear articulation of technical concepts to both technical and non-technical stakeholders
Cross-functional collaboration and teamwork
Problem-solving and analytical thinking
Ability to manage multiple priorities and meet deadlines
Documentation and knowledge-sharing capabilities

Qualifications

Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent professional experience)
Portfolio or GitHub profile demonstrating .NET development expertise
Familiarity with Agile/Scrum methodologies

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More about this job

Responsibilities

The Senior Full Stack .NET Developer will design, develop, and deploy scalable enterprise-grade applications using .NET technologies. They will also build and maintain RESTful APIs and collaborate with various teams to deliver high-quality solutions.

Requirements

Candidates should have over 6 years of IT experience with proven expertise in .NET development and MS SQL. A bachelor's degree in a related field is required, along with familiarity with Agile/Scrum methodologies.

Skills

ASP.NET
C#
.NET Framework
.NET Core
RESTful API
MS SQL Server
T-SQL
Entity Framework
Microservices
Git
Visual Studio
SQL Server Management Studio
CI/CD
Docker
Agile
Scrum

Visa sponsorship

Not detected in the job text

Keywords

.NET
.NET Framework
.NET Core
C#
SQL Server
RESTful API
Microservices
Agile
Scrum
T-SQL
Entity Framework
Visual Studio
SQL Server Management Studio
CI/CD
Docker
Wealth Management
Financial Services
Banking
WPF
WCF
RabbitMQ
Service Bus
Caching Strategies
DevOps
OpenShift
Azure
AWS
Problem-Solving
Analytical Thinking
Cross-Functional Collaboration

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