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Senior Software Developer Jobs in Ontario (NOW HIRING)

Source Code

RQ11140 - Sr. Software Developer

Toronto, ON · On-site

CA$87.38 - CA$104.86/hr

RQ11140 - Sr. Software Developer 6+ month contract (147 business days) ONSITE 5 days - 21 College Street, Toronto MUST HAVES: * Over 8+years of overall experience in entire Software Development Life ...

Source Code

RQ11141 - Sr. Software Developer

Toronto, ON · On-site

CA$87.38 - CA$104.86/hr

RQ11141 - Sr. Software Developer 1-year contract (253 business days) ONSITE 5 days - 21 College Street, Toronto MUST HAVES: * Over 8+years of overall experience in entire Software Development Life ...

Warnerbros

Senior Software Developer

Kanata, ON

The Job As a Senior Software Developer, CNN Connected TV Devices , you will lead technical efforts to build out world-class connected TV streaming video applications across an ever-growing number of ...

Autodesk

Job Requisition ID # 26WD95787 L'affichage de poste en francais suivra / The French job posting follows. 26WD95787, Senior Software Developer (Back End) Position Overview We are seeking a Senior ...

Autodesk

Senior Software Developer

Toronto, ON · On-site +1

CA$107K - CA$157K/yr

We are seeking a Senior Software Developer to join our Fusion Data team in Toronto, Canada and help build full stack solutions that power core data capabilities for Autodesk Fusion. This team focuses ...

Autodesk

Senior Software Developer

Toronto, ON

CA$107K - CA$157K/yr

We'relooking for a highly motivated Senior Software Developer to join our dynamic team in building a modern SaaS application for digital twins. In our fast-paced, collaborative, product-centric ...

Autodesk

Senior Software Developer

Toronto, ON · On-site

We're looking for a highly motivated Senior Software Developer to join our dynamic team in building a modern SaaS application for digital twins. In our fast-paced, collaborative, product-centric ...

Interac Corp.

Senior Software Developer

Toronto, ON · Hybrid

The vacant Senior Software Developer role will report to the Head, RTR, T&O and will be responsible for developing and maintaining the company's highly distributed, high-performance payment system.

Autodesk

Senior Software Developer

Toronto, ON · On-site

CA$107K - CA$157K/yr

... portfolio of software to give customers the power to solve their design, business, and ... Autodesk's Digital Experience Engineering team is looking for an experienced Senior Developer who ...

Autodesk

Job Requisition ID # 26WD95615 L'affichage de poste en francais suivra / The French job posting follows. 26WD95615, Senior Software Developer Position Overview The Autodesk Assemble team is seeking ...

StackandCo

... the senior application developer, in collaboration with a multidisciplinary delivery team, will be the design and development of software applications based on defined requirements. Primary ...

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All JobsSenior Software Developer JobsSenior Software Developer Jobs in Ontario

Senior Software Developer information

See Ontario salary details

$52.5K

$114.7K

$162.5K

How much do senior software developer jobs pay per year?

As of Jun 13, 2026, the average yearly pay for senior software developer in Ontario is $114,745.00, according to ZipRecruiter salary data. Most workers in this role earn between $95,000.00 and $130,000.00 per year, depending on experience, location, and employer.

What is the average salary of a senior software developer?

The average salary of a senior software developer typically ranges from $100,000 to $150,000 annually, depending on experience, location, and industry. Factors such as proficiency in programming languages, experience with cloud platforms, and certifications can influence compensation levels.

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

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What is L1, L2, L3, and L4 developer?

In the context of a Senior Software Developer role, L1, L2, L3, and L4 typically refer to different levels of experience and responsibility within an organization, with L1 being entry-level and L4 being senior or lead positions. These levels often correspond to increasing technical skills, project management capabilities, and leadership responsibilities, and are used to structure career progression and compensation. The specific definitions can vary by company, but generally, higher levels require more advanced coding, problem-solving, and mentorship skills.

What Is a Senior Software Developer?

Senior software developers have several years of experience in the software industry. They have proven successful in exceeding client expectations when developing programs and have provided excellent support in the managing of those applications. They have worked their way up from junior software developer positions and have mastered a variety of coding languages and programs. Senior software developers train and oversee a team of junior software developers.

What kinds of projects and responsibilities can a Senior Software Developer expect to handle on a daily basis?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

Can I make 200k a year as a software engineer?

Senior software developers in high-cost-of-living areas or with specialized skills such as cloud computing, machine learning, or leadership roles can earn $200,000 or more annually. Compensation varies based on experience, location, company size, and industry, with some senior roles reaching or exceeding this level through bonuses and stock options.

What are Senior Software Developers?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What engineers make $500,000?

Senior software engineers, especially those with specialized skills in areas like machine learning, cloud computing, or cybersecurity, can earn $500,000 or more annually, often through a combination of base salary, bonuses, and stock options. Such compensation typically requires extensive experience, advanced technical expertise, and work at large tech companies or startups with high growth potential.

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

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Ontario? The most popular types of Software Developer jobs in Ontario are:
What are popular job titles related to Senior Software Developer jobs in Ontario? For Senior Software Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Software Developer jobs in Ontario look for? The top searched job categories for Senior Software Developer jobs in Ontario are:
What cities in Ontario are hiring for Senior Software Developer jobs? Cities in Ontario with the most Senior Software Developer job openings:
What are popular job titles related to Senior Software Developer jobs in ON? For Senior Software Developer jobs in ON, the most frequently searched job titles are:
Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Ontario as of June 2026, with employment types broken down into 84% Full Time, 10% Part Time, 4% Temporary, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $114,745 per year, or $55.2 per hour.
RQ11140 - Sr. Software Developer

RQ11140 - Sr. Software Developer

Source Code

Toronto, ON • On-site

CA$87.38 - CA$104.86/hr

Contractor

Posted 21 days ago

Job description

RQ11140 - Sr. Software Developer

6+ month contract (147 business days)

ONSITE 5 days - 21 College Street, Toronto

MUST HAVES:

  1. Over 8+years of overall experience in entire Software Development Life Cycle as well as Microsoft .Net Framework Technologies. Having sound knowledge of developing web-based B2B and B2C applications in the client/server environment.
  2. Experience and knowledge of Web Development skills like HTML, XML, XSLT, JavaScript, and Visual Studio 2005/2008/2010
  3. Expertise in database systems, MS SQL 2005, 2008, 2012 and stored procedures

Nice-to-have:

  1. OPS experience (preferably)

Scope

  • The Justice Technology Services - Digital Design Branch requires one (1) senior Software Developer with 8+ years of experience for building a modern digital information system and its integration with other internal and external applications.

Assignment Deliverables

  • The Justice Technology Services - Digital Design Branch requires one (1) senior Software Developer with 8+ years of experience for building a modern cloud-based system and it's integration with other internal and external applications
    • Provide application support
    • Support the testing team during system and UAT testing
    • Prepare deployment packages of code and instructions for builds in Development, UAT, and Production environments
    • Participate in Knowledge transfer

Experience and Skillset Requirements:

Mandatory Requirements

  • Over 8+ years of overall experience in entire Software Development Life Cycle as well as Microsoft .Net Framework Technologies. Having sound knowledge of developing web based B2B B2C applications in the client/server environment.

Desired Skills and Experience

  • Extensive implementation experience in installation, configuration, customization and extension of Microsoft Azure as well as doing the deployment, trouble shooting and production support for the applications developed.
  • Experience in developing web-based solution including sitemap writing client side JavaScript.
  • Hands-on experiences in developing Web/Windows applications using C#, .net Core, ADO.net, SQL Server 2005/2008R2, and .Net Framework 4.0/5.0 with strong knowledge of Object-Oriented concepts.
  • Expertise in Database Systems, SQL, and Stored Procedure.
  • Good knowledge of Web Development skills like HTML, XML, XSLT, JavaScript, and Visual Studio 2005/2008/2010.
  • Worked on setting up relationships between System and Custom entities
  • Worked on Form customization using JavaScript
  • Experience in converting client requirements and functional specifications to technical design with effort estimation.
  • Expertise in generating Entity relationship diagrams to describe the relation between different entities.
  • Experience in converting client requirements and functional specifications to technical design with effort estimation and doing development for the same.
  • Excellent analytical, logical and interpersonal skills. Hard working and fast learner with self motivated personality.
  • Good knowledge of Microsoft IIS 7.0/8.0
  • Good analytical, communication skills and ability to work independently and perform as part of a team.
  • Technical Skills:
    • Languages & Scripting: C#, CSS, Java Script, JQuery, XML, XSL, HM, XSLT.
    • Frameworks: ASP.NET, MVC, AJAX, WPF, WCF, Windows & Web Services.
    • Web Server: Internet Information Services (IIS) 7.0, 8.0.
    • Databases: MS SQL Server 2005,2008,2012.
    • Reporting Tools: Crystal reports, Excel, SSRS
    • Development Tools: Visual studio (2015, 2013, 2010), MS Project.
    • Operating Systems: Windows 10/8/7/XP, Windows server 2008,2012
    • Data Migration and Reporting: SSIS, LINQ, SSRS

AI Disclaimer: Source Code may use artificial intelligence (AI) tools to assist in certain aspects of its recruiting and business operations.

Note: The higher end of the range is intended for absolutely exceptional candidates who meet all must-have requirements and most or all nice-to-have qualifications. The client will evaluate candidates based on both rate expectations and overall skill set when shortlisting.

INCORPORATED RATE RANGE (7.25 billable hours per day)

  • $87.38/hr - $104.86/hr Inc.

T4 RATE RANGE (7.25 billable hours per day)

  • $69.90/hr - $83.88/hr T4