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Senior Dot Net Developer Jobs in Ontario (NOW HIRING)

StackandCo

\n \n \n \n \n One of our clients, who have excelled throughout the pandemic due to the nature of their business, is seeking to add a strong, either Back End or Full Stack Senior C# .Net Developer to ...

StackandCo

... a Senior C# .Net Software Developer to their global development team who can hit the ground running and start contributing from day 1, on both modern web and classic applications. \n \n \n \n \n \n ...

StackandCo

Senior C# .Net Developer

Galway, NY · On-site +1

... Senior C# .Net Software Developers to their global development team who can hit the ground running and start contributing from day 1, on both modern web and classic applications. \n \n \n \n \n \n ...

StackandCo

... Senior C# .Net Software Developers to their global development team who can hit the ground running and start contributing from day 1, on both modern web and classic applications. \n \n \n \n \n \n ...

Proton

Senior .NET Developer (Desktop/SDK)

London, ON · On-site

NET development * Strong experience with concurrent multi-threaded programming * Optional experience building and maintaining desktop applications * Working knowledge of file systems * Working ...

StackandCo

NET Developer to join their growing team on a daily rate contract position. \n \n \n \n \n \n You will be required to be involved at every stage of the SDLC and provide support in testing and ...

StackandCo

\n \n \n \n \n We are working with a global leader in the technology space to help them secure a talented Senior C# .Net Developer to work in one of their product teams on an a new and exciting e ...

StackandCo

NET Developer to play a key role in their upcoming projects for high\-end clients. \n \n \n \n \n \n They are looking someone with an innovative and can\-do attitude, and takes full responsibility of ...

StackandCo

\n \n \n \n \n We are working with an exciting, international, Cloud based Software House based out of Ireland who are seeking to add a Senior\/Lead C# .Net Developer to head up a new C# .Net ...

StackandCo

\n \n \n \n \n Our client is looking to add a Senior Developer to their already highly skilled team ... years + C# \/ .Net Development \n * Experience with client side technologies e.g. HTML, CSS ...

StackandCo

... strong Senior C# . Net Developer to join their growing team and use their expertise to solve ... Net Web Stack \n * Experience with UI Development, JavaScript required but a modern framework would ...

Citi

AVP .NET Senior Developer

Mississauga, ON · On-site

CA$94K - CA$141K/yr

We are seeking a talented and highly motivated Senior Full Stack .NET Developer to join our team. In this role, you will be responsible for the end-to-end design, development, and deployment of ...

StackandCo

\n \n \n \n \n We have an opportunity for a Senior .NET Contractor to join a global company in Dublin City Centre. \n \n \n \n \n \n This is a great opportunity for ongoing work for the right ...

StackandCo

Net Developers for their R&D team who can hit the ground running and play influential roles within these new projects. \n \n \n \n \n \n We are ideally looking for Mid and Senior Level C# .Net ...

StackandCo

Net Developers for their R&D team who can hit the ground running and play influential roles within these new projects. \n \n \n \n \n \n We are ideally looking for Mid and Senior Level C# .Net ...

StackandCo

\n \n \n \n \n A number of fantastic opportunities have just opened up with our client in Dublin. \n \n \n \n \n \n We are searching for talented mid and senior level Full Stack C# .Net Developers to ...

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All JobsDot Net Developer JobsSenior Dot Net Developer JobsSenior Dot Net Developer Jobs in Ontario

Senior Dot Net Developer information

See Ontario salary details

$67K

$117.7K

$160.5K

How much do senior dot net developer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior dot net developer in Ontario is $117,677.00, according to ZipRecruiter salary data. Most workers in this role earn between $100,500.00 and $132,000.00 per year, depending on experience, location, and employer.

What does a senior dot net developer do?

A Senior Dot Net Developer designs, develops, and maintains software applications using Microsoft's .NET framework. They work on complex projects, often leading development teams, architecting solutions, and ensuring code quality through best practices. Their responsibilities also include troubleshooting issues, optimizing application performance, and mentoring junior developers. They typically collaborate with other IT professionals and stakeholders to deliver scalable and efficient software solutions.

What are the key skills and qualifications needed to thrive as a senior dot net developer?

To thrive as a Senior Dot Net Developer, you need advanced proficiency in C#, .NET frameworks, object-oriented programming, and a bachelor's degree in computer science or a related field. Expertise with Visual Studio, SQL Server, Azure DevOps, and relevant certifications like Microsoft Certified: .NET Developer are highly valued. Strong problem-solving, leadership, and effective communication skills help drive complex projects and mentor junior team members. These competencies ensure robust, scalable software solutions and foster high-performing development teams.

How does a senior .NET developer typically collaborate with cross-functional teams during a project lifecycle?

As a Senior .NET Developer, you will frequently work alongside product managers, UI/UX designers, quality assurance testers, and other developers to deliver robust software solutions. Your role often involves clarifying technical requirements, providing input on architecture and feasibility, and ensuring seamless integration with other systems. Effective communication and proactive problem-solving are vital, as you'll help bridge the gap between technical and non-technical stakeholders. Regular code reviews and agile ceremonies like sprint planning and stand-ups are common in this collaborative environment.

What is the difference between Senior Dot Net Developer vs Software Engineer?

AspectSenior Dot Net DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related, .NET certificationsBachelor's in CS or related, various programming certifications
Work EnvironmentDeveloping .NET applications, coding, debuggingDesigning, coding, testing software across platforms
Employer & Industry UsageTech companies, finance, healthcare using .NETBroad industry use, including tech, finance, startups
Common Search & ComparisonYesYes

The main difference between a Senior Dot Net Developer and a Software Engineer lies in their focus areas. Senior Dot Net Developers specialize in building and maintaining applications using the .NET framework, often with specific certifications. Software Engineers have a broader scope, working across various programming languages and platforms. Both roles are vital in tech industries, but the Senior Dot Net Developer role is more specialized in Microsoft technologies.

What are the most commonly searched types of Dot Net Developer jobs in Ontario?

The most popular types of Dot Net Developer jobs in Ontario are:

What are popular job titles related to Senior Dot Net Developer jobs in Ontario?

For Senior Dot Net Developer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Senior Dot Net Developer jobs in Ontario look for?

The top searched job categories for Senior Dot Net Developer jobs in Ontario are:

What cities in Ontario are hiring for Senior Dot Net Developer jobs?

Cities in Ontario with the most Senior Dot Net Developer job openings:

What are popular job titles related to Senior Dot Net Developer jobs in ON?

For Senior Dot Net Developer jobs in ON, the most frequently searched job titles are:

Senior Dot Net Developer jobs near you
Infographic showing various Senior Dot Net Developer job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 14% Part Time, 2% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution, with an average salary of $117,677 per year, or $56.6 per hour.

Senior C# .Net Software Developer, Dublin

StackandCo

On-site

Full-time

Re-posted 6 days ago

Job description

\n <\/head>\n \n \n
\n One of our clients, who have excelled throughout the pandemic due to the nature of their business, is seeking to add a strong, either Back End or Full Stack Senior C# .Net Developer to their growing team.<\/span>
\n <\/div>\n
\n
\n <\/div>\n
\n The successful candidate will become part of a team of 9 other strong C# .Net Developers and together you'll be working on new features and functions that will drive forward our client's core platform, whilst playing a key role in the modernisation and migration of their current stack towards Microservices and Cloud technologies.<\/span>
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\n Requirements
<\/u><\/b>\n <\/div>\n
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  • 5+ years with C# .Net Development (most of this should be with web)
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  • Experience with ASP.Net, MVC, .Net Core, Web API's & Web Services
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  • Strong back end skills for development and great knowledge around SQL Server and other relational databases
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  • Understanding of modern web based architecture
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  • Good communication and team working skills
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  • Any of the following would be a bonus: Microservices, Azure or another cloud, JavaScript and any modern frameworks, CI\/CD, TDD
    <\/li>\n <\/ul>\n
    \n Benefits:
    <\/b>\n <\/div>\n
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    • Salary 60\-70k
      <\/li>\n
    • Great benefits package
      <\/li>\n
    • Flexible workplace
      <\/li>\n <\/ul>\n
      \n
      \n <\/div><\/span>
      \n <\/body>\n<\/html>

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