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Senior Net Software Developer Jobs in Ontario (NOW HIRING)

BinSentry

Senior Software Developer

Kitchener, ON

As we scale up, we are looking for a Senior Software Developer to help us build the software that is changing the face of the feed industry. This is a new vacancy due to growing business needs. Job ...

BinSentry

Senior Software Developer

Kitchener, ON · On-site

As we scale up, we are looking for a Senior Software Developer to help us build the software that is changing the face of the feed industry. This is a new vacancy due to growing business needs. Job ...

Geotab

Senior Software Developer

Oakville, ON · On-site +1

As a Senior Software Developer your key area of responsibility will be driving full-stack development with a strong focus on frontend features, specifically managing video frontend development and ...

Geotab

Senior Software Developer

Oakville, ON

Geotab is seeking a Senior Software Developer who will create web-based applications in JavaScript, C#, and SQL to create fast and responsive user interfaces. The projects will vary in scope ...

Warnerbros

Senior Software Developer

Kanata, ON · On-site

The CNN Growth team is hiring a Senior Software Engineer to help build and evolve the systems and user experiences that drive audience growth, engagement, and monetization acrossCNN's digital ...

StackandCo

... or Senior level Developers for both the web and the desktop team. This role will interview and ... Net Software Development \n * Good understanding of SQL Server and relational databases generally ...

StackandCo

\n \n \n \n \n Our client is looking for a Senior .Net Developer to join their growing team in Dublin City Centre on a contract basis. \n \n \n \n \n \n For the meantime this position will be fully ...

General Motors

Senior Software Developer

Markham, ON · Hybrid

CA$115K - CA$164K/yr

The Role We are seeking a highly motivated Senior Software Developer to join our Diagnostic Software team in the Autonomous Vehicle Integrity Platform department. In this role, you will be ...

Warnerbros

Senior Software Developer

Kanata, ON · On-site

About the Job We are searching for a Senior Level iOS Software Engineer to join our Engineering Team. They are an individual contributor, self-directed, able to work with minimal supervision, and is ...

Alquemy

Senior .NET Developer

Toronto, ON · On-site

We are seeking a Senior .NET Developer to join our client's Equity Derivatives technology group. In this role, you will be a key architect and contributor to the high-throughput distributed systems ...

BrokerLink

Software Developer Senior

Toronto, ON · On-site

About the role We're looking for a Senior Software Development to join our growing team! What you ... NET. * Practical experience designing APIs, integrations, and eventdriven architectures in Azure.

BrokerLink

Software Developer Senior

Oakville, ON

About the role We're looking for a Senior Software Development to join our growing team! What you ... NET. * Practical experience designing APIs, integrations, and eventdriven architectures in Azure.

Scotiabank

Senior .Net Developer

Toronto, ON · On-site

NET Platform Senior Developer for the AML Tech Data Development Team. The successful candidate will be responsible for designing, developing, and delivering scalable, high-performance applications ...

ATS Automation

Software Developer

Woodbridge, ON

Work is performed under the supervision, guidance, and direction of more senior software developers and is commensurate with level of ability Compensation & Benefits * Pay Rate: $36.54 - $50.24

Intact Financial

Software Developer Senior

Toronto, ON · Hybrid

... net shares. Our pension offerings provide flexibility and long-term security for our employees ... The Role As a specialist software developer, you bring strong modeling experience, excellent ...

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All JobsNet Software Developer JobsSenior Net Software Developer JobsSenior Net Software Developer Jobs in Ontario

Senior Net Software Developer information

See Ontario salary details

$49.5K

$113.2K

$154K

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

As of Jun 10, 2026, the average yearly pay for senior net software developer in Ontario is $113,238.00, according to ZipRecruiter salary data. Most workers in this role earn between $93,000.00 and $131,500.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior .NET Software Developer, and why are they important?

To thrive as a Senior .NET Software Developer, you need advanced proficiency in C#, ASP.NET, object-oriented design, and a bachelor’s degree in computer science or related field. Familiarity with tools like Visual Studio, Azure DevOps, SQL Server, and experience with source control systems such as Git are typically required. Strong problem-solving, leadership, and effective communication skills help you navigate complex projects and mentor junior team members. These skills ensure robust, scalable application development and effective collaboration within software teams.

What are Senior .NET Software Developers?

Senior .NET Software Developers are experienced professionals who design, develop, and maintain software applications using the Microsoft .NET framework. They are responsible for writing high-quality code, leading technical projects, and mentoring junior developers. Their work often involves collaborating with other teams, ensuring application performance, and implementing best practices in software development. Senior .NET Developers are also expected to troubleshoot complex issues and contribute to the architectural decisions of their organization.

What Does a Senior .NET Software Developer Do?

A senior .NET software developer helps to create the framework for a web application or piece of software. In this career, you meet with clients or project managers to determine the scope of the project and then begin developing the project with your team. Your duties are to work with other developers, quality assurance analysts, and coders to program, code, and test software. .NET software development projects often require you to integrate database solutions into the project. As a senior developer, you may also have high-level supervisory responsibilities.

What are some common challenges a Senior .NET Software Developer faces when leading a project, and how can they be addressed?

As a Senior .NET Software Developer, one common challenge is balancing hands-on coding with mentoring junior team members and overseeing project architecture. Managing tight deadlines while ensuring code quality and maintaining up-to-date documentation can also be demanding. To address these challenges, it's important to establish clear communication channels, delegate tasks appropriately, and leverage agile methodologies for iterative progress. Regular code reviews and collaboration with cross-functional teams like QA and DevOps help ensure project success and professional growth.

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

AspectSenior Net Software DeveloperSoftware Engineer
Required CredentialsBachelor's in CS or related field, certifications like MCSD often preferredBachelor's or higher in CS or related field, certifications vary
Work EnvironmentTypically in enterprise or corporate settings, focusing on .NET technologiesVaries from startups to large companies, working on diverse projects
Industry UsageCommon in finance, healthcare, and enterprise software sectorsWidely used across tech, finance, healthcare, and more

Both roles require strong programming skills and experience with software development. Senior Net Software Developers focus specifically on .NET frameworks and enterprise applications, while Software Engineers may work across multiple platforms and technologies. The choice depends on the specific tech stack and industry focus.

More about Senior Net Software Developer jobs
What are popular job titles related to Senior Net Software Developer jobs in Ontario? For Senior Net Software Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Net Software Developer jobs in Ontario look for? The top searched job categories for Senior Net Software Developer jobs in Ontario are:
What cities in Ontario are hiring for Senior Net Software Developer jobs? Cities in Ontario with the most Senior Net Software Developer job openings:
What are popular job titles related to Senior Net Software Developer jobs in ON? For Senior Net Software Developer jobs in ON, the most frequently searched job titles are:
Senior Net Software Developer jobs near you
Infographic showing various Senior Net Software Developer job openings in Ontario as of June 2026, with employment types broken down into 89% Full Time, 9% Part Time, 1% Temporary, and 1% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $113,238 per year, or $54.4 per hour.
Senior Software Developer

Senior Software Developer

Infotek Consulting Inc.

London, ON • Hybrid

CA$85 - CA$95/hr

Other

Posted 6 days ago

Job description

Senior Software Developer

Location: London, ON or Winnipeg, MB

Work Model: Hybrid (3 days per week onsite)

Contract Term: June 29, 2026 to December 31, 2026

Hourly Rate: $85-95

About the Opportunity

We are seeking an experienced Senior Software Developer to design, develop, and support enterprise software solutions across a diverse technology landscape. This role offers the opportunity to work with both modern and legacy platforms while contributing to critical business applications that support operational excellence and customer experience.

The successful candidate will collaborate with developers, architects, analysts, and business stakeholders to deliver scalable, high-quality software solutions while providing technical leadership and mentorship to development teams.

Key Responsibilities

  • Lead the design, development, integration, testing, deployment, and maintenance of enterprise software applications.
  • Provide technical leadership and mentorship to developers, fostering collaboration and knowledge sharing.
  • Collaborate with architects, analysts, and cross functional teams to define and implement technical solutions.
  • Modernize and migrate legacy applications to web-based and cloud-native solutions.
  • Identify and implement permanent solutions to recurring technical issues.
  • Provide production support, application monitoring, troubleshooting, and performance tuning.
  • Participate in architecture discussions and contribute to technology roadmaps.
  • Drive continuous improvement initiatives and promote software development best practices.
  • Deliver reliable, scalable, and secure solutions that align with organizational standards.

Required Qualifications

  • Extensive experience in software development within enterprise environments.
  • Strong proficiency with as many of the following technologies as possible:
  • .NET Core
  • C#
  • Python
  • React / ReactJS
  • VBA
  • PowerShell and other scripting languages
  • Experience migrating legacy applications, including Microsoft Access and on-premises solutions, to modern web and cloud platforms.
  • Experience developing solutions in Azure and/or AWS cloud environments.
  • Strong knowledge of software architecture principles and development best practices.
  • Experience with relational and hierarchical databases, including:
  • Microsoft SQL Server
  • DB2
  • Entity Framework
  • Strong understanding of Microsoft Windows environments and/or mainframe platforms.
  • Experience with source control and development tools, including:
  • GitLab
  • SVN
  • Visual Studio
  • VS Code
  • Experience using collaboration and project management tools, including:
  • Jira
  • Confluence
  • SharePoint
  • Microsoft Teams
  • Experience with:
  • MOVEit
  • PowerShell automation
  • Application monitoring and production support
  • Proven track record of successfully leading software development initiatives.

Preferred Qualifications

  • Enhanced Reliability Clearance.
  • Candidates who are Canadian Citizens or Permanent Residents with a minimum of five years residing in Canada.
  • Experience working within highly regulated enterprise environments.
  • Previous experience mentoring junior and intermediate developers.

What We're Looking For

  • Strong analytical and problem-solving skills.
  • Ability to troubleshoot and resolve complex technical challenges.
  • Innovative mindset with a willingness to challenge conventional approaches.
  • Self motivated, organized, and able to work independently and collaboratively.
  • Excellent communication and stakeholder management skills.
  • Demonstrated leadership experience within software development teams.

Location Preference

Candidates located in or near London, Waterloo, Kitchener, Guelph, Winnipeg, or surrounding areas are encouraged to apply due to the hybrid onsite requirement.

Apply