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Senior Software Developer Jobs in Ontario (NOW HIRING)

BinSentry

Senior Software Developer - HD

Kitchener, ON · On-site

CA$100K - CA$140K/yr

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 ...

Fortive

Senior Software Developer

Mississauga, ON · On-site +1

As a Senior Software Developer , you'll play a key role in designing and building high-performing, user-friendly applications on our next-generation platform. You'll collaborate across disciplines in ...

Warnerbros

Senior Software Developer

Kanata, ON · On-site

As a Senior Software Developer, you will work across the stack to develop fast, secure, and scalable applications at the center of CNN's affiliate distribution ecosystem. You will collaborate closely ...

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 ...

Clio

Senior Software Developer

Toronto, ON · Hybrid

CA$144K - CA$195K/yr

We are currently seeking a Senior Software Developer to join our rapidly growing Engineering team. This role is for someone who is passionate about building innovative solutions and being exposed to ...

OpenText

Sr Software Developer

Waterloo, ON

CA$86K - CA$130K/yr

As a Sr Software Developer, you will: * Provide strong leadership for the team, wielding technical and business influence beyond team boundaries. * Drive multi-team initiatives spanning diverse ...

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Showing results 21-40

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 Aug 17, 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 a senior software developer?

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 does a senior software developer do?

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 skills and qualifications are needed to thrive as a senior software developer?

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 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 August 2026, with employment types broken down into 1% Internship, 78% Full Time, 18% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $114,745 per year, or $55.2 per hour.

Senior Software Developer - HD

BinSentry

Kitchener, ON • On-site

CA$100K - CA$140K/yr

Full-time

Medical, Dental

Posted 9 days ago

Job description

About BinSentry:

BinSentry is an extremely fast-growing ag-tech company started here in KW. BinSentry is focused on providing solutions for the agriculture supply chain that help increase efficiency, reduce costs, and enhance profitability. As a leader in the use of artificial intelligence, BinSentry offers technology solutions that pair best-in-class optical sensors with user-friendly software to provide our customers with enhanced forecasting and decision-making capabilities.

With our technology, feed mills and protein producers are enhancing feed ordering efficiency, raising healthier animals, improving employee safety, reducing their environmental footprint and - most significantly - uncovering new savings. Today, BinSentry is monitoring more than 64,000 bins in real time across North America. When it comes to the future of agricultural supply chain management, BinSentry is leading the way. For more information visit www.binsentry.com.


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 Summary:

Join our growing team to develop BinSentry's newest product line! We’re looking for smart, generalist developers who are highly detail oriented and completeness-driven, who have a demonstrated ability to learn quickly, and who can work closely with our principal architect and product team to enhance the efficacy and accuracy of our ProSense HD product. We are a small, fun team that moves fast without a lot of red tape. We are outcomes focused and tackle interesting and hard problems, driven by data. You’ll work across our product backend & ML pipeline, developing innovative solutions to improve our sensor accuracy and performance.


Key Responsibilities:

  • Collect and use data to understand key performance characteristics of our sensors
  • Report on progress, communicate complex concepts to a variety of audiences
  • Propose solutions to current, often ambiguous challenges, both technical and organizational
  • Identify and deliver outcomes quickly and iteratively


Who You Are:

  • Problem solver, proactive, go-getter and professional team player
  • Ability to manage ambiguity, prioritize tasks, set realistic estimations, and manage time effectively
  • A fast learner, willing to pivot when new information comes to light

Qualifications:

  • Bachelor's degree in Computer Science, Software Engineering, or related field (or equivalent experience)
  • 5+ years of professional software development experience
  • Demonstrated Computer vision, ML architecture & problem solving ability preferred
  • Proficiency in JavaScript (we use React, Node.js)
  • Proficiency in Python
  • Proficiency in AWS (DynamoDB, Lambda, SQS, Serverless) is a plus
  • 3D image capturing experience, particularly around accuracy is an asset

Benefits:

  • Company-paid group health and dental benefits plus your choice of an annual HSA or PSA
  • Competitive compensation and an equity package
  • Awesome company events
  • Be a part of a team of talented and friendly senior-level developers.


We use artificial intelligence tools to support parts of our recruitment process, such as screening or assessing applications. Final hiring decisions are made by our hiring team.


This posting is for an existing vacancy.