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Senior Software Developer Jobs in Ontario (NOW HIRING)

Cority Software

Sr. Software Developer

Toronto, ON · On-site

Cority is looking for a Sr. Software Developer to be a part of our existing team. We are very interested in individuals who have a track record of finding creative solutions to unique problems and ...

Cority Software

Sr. Software Developer

Toronto, ON · On-site

Cority is looking for a Sr. Software Developer to be a part of our existing team. We are very interested in individuals who have a track record of finding creative solutions to unique problems and ...

MMIST

Senior Software Developer

Stittsville, ON · On-site

Salary: $120,000 - $130,000 Senior Software Developer Ottawa, ON Mist Mobility Integrated Systems Technology is a pioneering company in the field of precision aerial delivery and recovery systems ...

Autodesk

Senior Software Developer

Toronto, ON

Job Requisition ID # 26WD96718 L'affichage de poste en francais suivra / The French job posting follows. 26WD96718, Senior Software Developer Position Overview We are seeking a passionate and ...

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 ...

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 ...

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 ...

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 ...

Seequent

Senior Software Developer

Toronto, ON · On-site

Role A Senior Software Developer, Subsurface Information Management is responsible for the end-to-end design, development, and release of high-performance platform services and APIs that enable ...

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 · Hybrid

As a Senior Software Engineer, you will be responsible for developing and maintaining the infrastructure, deployment systems, and platform capabilities that power our products and services. You will ...

Thales

Senior Software Developer

Ottawa, ON · Hybrid

Position Summary The Senior Software Developer will implement software for defence and security applications, with a particular expected focus on Research & Development applications related to Army ...

Warnerbros

Senior Software Developer

Kanata, ON · On-site

About the Job CNN is hiring a Senior Software Developer to join the Messaging and Newsletters team. This is a great opportunity for an individual that is passionate about building digital products ...

Autodesk

Job Requisition ID # 26WD98045 26WD98045, Senior Software Developer (PreCon) French translation to follow!/Traduction francaise a suivre! Position Overview Autodesk, Inc. (NASDAQ: ADSK) makes ...

Source Code

RQ11139 - Sr. Software Developer

Toronto, ON

CA$87.38 - CA$104.86/hr

RQ11139 - Sr. Software Developer 6+ month contract (132 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

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 ...

Source Code

RQ11140 - Sr. Software Developer

Toronto, ON

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 ...

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All JobsSoftware Developer 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 Jul 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 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 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.

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 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 July 2026, with employment types broken down into 85% Full Time, 3% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $114,745 per year, or $55.2 per hour.

Sr. Software Developer

Cority Software

Toronto, ON • On-site

Full-time

Re-posted 18 days ago

Job description

Software Developer

Technology · Toronto, Ontario

POSITION DESCRIPTION

POSITION: Software Developer

REPORTS TO: Manager, Software Engineering                    

Cority is the global enterprise EHS software provider creating industry-leading technology to empower those who transform the way the world works.
For over 35 years, Cority has been powered by the spirit of innovation, deep domain expertise, and a commitment to integrity that enables higher levels of operational and sustainable performance with the most comprehensive, human-centered, and secure SaaS platform to help workers and businesses thrive in 100 countries around the world.The company enjoys the industry’s highest levels of client satisfaction and has received many awards for its strong employee culture and outstanding business performance. To learn more, visit www.cority.com.

POSITION SUMMARY:

Cority is looking for a Sr. Software Developer to be a part of our existing team. We are very interested in individuals who have a track record of finding creative solutions to unique problems and who thrive in challenging situations. We take the success of our customers incredibly seriously and our team is a critical part of this success. We are looking for absolutely and only the best people. Reporting to the Development Manager, the Software Developer is primarily responsible for designing and modifying base Cority software, as well as working with Product Development to develop software to meet client needs.


RESPONSIBILITIES: 

  • Designs and develops new software and modifies and enhances existing software for clients’ systems, and for Cority’s base software.
  • Communicates directly with Cority clients to ensure that requirements and specifications are understood fully.
  • Reviews completed software designs or prototypes with clients.
  • Tests software and ensures that completed work correctly meets requirements.
  • Works in conjunction with other developers on development projects and ensures that their work is compatible with, and does not duplicate the work of others.
  • Diagnoses and repairs software problems or bugs, and assists clients with technical problems and helps to resolve those problems.


REQUIRED QUALIFICATIONS:

  • Must have a university degree in computer science or a related program with equivalent work experience
  • 5 years’ experience in developing software
  • Strong interpersonal and communication skills, creative thinker
  • Knowledge of Web development software including .Net and C#
  • Experience in the development of database applications using relational database systems such as SQL Server

PREFERRED QUALIFICATIONS:

  • Frontend testing automation using Selenium
  • Scripting with batch/powershell/python
  • Knowledge of Docker
  • Knowledge of AWS or similar CI/CD pipelines
  • Experience with ASP.NET Core, NHibernate/Entity Framework, JQuery, Ajax, Web Services, JavaScript, Typescript or RESTful API
  • Previous experience in the field of environmental and/or chemical management
 

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