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Senior Web Developer Jobs in Ontario (NOW HIRING)

Pala Interactive

Senior Web Developer

Toronto, ON · On-site

The Senior Frontend Developer / Senior Web Developer will have primary responsibility for designing and implementing mobile gaming applications on an open source Linux platform using HTML5, Canvas ...

StackandCo

\n \n \n \n \n Full Stack Software Developer I have a open role for a Senior Full Stack Web Developer in .Net, HTML\/CSS\/Javascript, SQL Server and have some UI Experience in design. This role is ...

Scotiabank

Senior Web Developer

Toronto, ON · On-site +1

We are looking for a Senior Web Developer to design, build, and scale high quality web applications that support critical business and customer experiences. This role is hands on and technical, with ...

Pala Interactive

Senior Web Developer

Toronto, ON · On-site

TheSenior Frontend Developer / Senior Web Developerwill have primary responsibility for designing and implementing mobile gaming applications on an open source Linux platform using HTML5, Canvas ...

Imagine Communications

Senior Web Developer

Toronto, ON · On-site

A Bit About The Role Imagine Communications is seeking a Software Engineer with web development expertise to join our engineering team in Toronto, Canada or Cambridge, UK (both locations are remote ...

Rockstar Games

Senior Web Programmer

Oakville, ON

Rockstar Games is seeking a passionate and experienced Senior Web Programmer with a focus on the "back of the frontend" to join our online development team. This role will involve a deep ...

Esri

Sr. Web Developer - AEC Integration

Ottawa, ON · On-site

CA$94K - CA$138K/yr

TypeScript, JavaScript, NodeJS, Bootstrap, React, Angular, and other responsive web frameworks or extensive experience with C++, .NET and/or Python * Knowledge of Agile software engineering processes ...

Accenture

Senior Front-End Web Developer

Toronto, ON · On-site

... web implementations, and bring the engineers around you up to your standard. Clients rely on you directly for project plans and scope, not just delivery, and you're comfortable being the senior or ...

Pinterest

Sr. Software Engineer, Web

Toronto, ON · On-site +1

At Pinterest, we're seeking curious, versatile Web Engineers to join our Product Engineering teams. You'll work closely with product managers, designers, and backend engineers to continuously push ...

StackandCo

... or Web Developer) \n * Excellent knowledge of HTML, CSS and JavaScript \n * Confidence with Angular 2+ \n * Experience in banking or investment is desirable \n * Experience in TDD and unit testing ...

StackandCo

You will have hands on commercial experience working as a Senior Frontend \/ Web Developer and you will have commercial experience building things in Angular 2+ \n \n * JavaScript \/ TypeScript \n

StackandCo

... or Web Developer) \n * Excellent knowledge of HTML, CSS and JavaScript \n * Confidence with Angular 2+ \n * Experience in banking or investment is desirable \n * Experience in TDD and unit testing ...

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All JobsWeb Developer JobsSenior Web Developer JobsSenior Web Developer Jobs in Ontario

Senior Web Developer information

See Ontario salary details

$43.5K

$105.2K

$159K

How much do senior web developer jobs pay per year?

As of Aug 23, 2026, the average yearly pay for senior web developer in Ontario is $105,245.00, according to ZipRecruiter salary data. Most workers in this role earn between $87,000.00 and $123,000.00 per year, depending on experience, location, and employer.

What is a senior web developer?

A senior web developer is a highly skilled computer coding professional with fluency in languages such as HTML, JavaScript, and CSS. In this career, your responsibilities include designing, developing, and debugging the backend of software programs for websites, applications, tools, and databases. You also work with JavaScript frameworks, develop tests using testing frameworks, help build and deploy automation scripts, troubleshoot, and resolve app performance issues. As a senior web developer, you may supervise a team of developers and collaborate with user experience designers to determine what the frontend user experience and website layout will look like during the design phase. Other duties may include enforcing coding standards, reviewing the work completed by your team, managing the budget and project schedule, and communicating directly with clients.

What are the key skills and qualifications needed to thrive as a senior web developer, and why are they important?

To thrive as a Senior Web Developer, you need advanced proficiency in programming languages like JavaScript, HTML, CSS, and backend frameworks, supported by a bachelor’s degree in computer science or equivalent experience. Expertise in tools such as version control (Git), CI/CD pipelines, and knowledge of modern frameworks (React, Angular, Node.js) are typically required, along with relevant certifications. Strong problem-solving ability, effective communication, and leadership skills help you collaborate across teams and mentor junior developers. These competencies ensure high-quality, scalable web solutions and support successful project delivery in dynamic development environments.

What are some common challenges faced by senior web developers when leading project teams?

Senior Web Developers often encounter challenges such as balancing hands-on coding responsibilities with mentoring junior team members and ensuring project deadlines are met. They must also navigate evolving technologies and frameworks, which requires ongoing learning and adaptability. Effective communication with designers, backend developers, and project managers is essential to align technical solutions with business goals. Successfully managing these aspects leads to smoother project delivery and professional growth.

What is the difference between Senior Web Developer vs Web Developer?

AspectSenior Web DeveloperWeb Developer
Required CredentialsBachelor's in CS or related, experience, possibly certificationsBachelor's in CS or related, entry-level or junior experience
Work EnvironmentCollaborates on complex projects, mentors juniorsDevelops websites, learns on the job, less responsibility
Employer & Industry UsageTech companies, agencies, startupsSmall businesses, startups, freelance projects
Search & Comparison IntentUnderstanding senior roles, career progressionEntry-level, learning web development

The main difference between a Senior Web Developer and a Web Developer lies in experience, responsibilities, and expertise. Senior Web Developers handle complex projects, mentor team members, and often have more advanced skills and certifications. Web Developers are typically entry-level or junior roles focused on building websites and gaining experience. Both roles are essential in the tech industry, but the senior position involves greater leadership and technical depth.

More about Senior Web Developer jobs

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

The most popular types of Web Developer jobs in Ontario are:

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

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

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

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

What cities in Ontario are hiring for Senior Web Developer jobs?

Cities in Ontario with the most Senior Web Developer job openings:

Senior Web Developer jobs near you
Infographic showing various Senior Web Developer job openings in Ontario as of August 2026, with employment types broken down into 1% Internship, 73% Full Time, 19% Part Time, 1% Temporary, and 6% Contract. Highlights an 82% Physical, 4% Hybrid, and 14% Remote job distribution, with an average salary of $105,245 per year, or $50.6 per hour.

Senior Web and Mobile Developer

Manitoulin Group of Companies

Mississauga, ON

Full-time

Posted 9 days ago

Job description

Company Description

Manitoulin Transport has the most extensive transportation network in North America, making it easy to provide dependable on-time delivery and faster transit times. Sustained by its over 65 years experience, Manitoulin developed the transportation knowledge that is relied on and trusted by clients in various industries.

Job Description

Reporting to the manager of web and mobile development, the senior web developer works with a team of developers to create new websites and applications. You work under the supervision of the manager in your department, but you may be involved in all stages of the project, from brainstorming to final testing. As a senior web developer, you may meet with clients to review web design needs and preferences and provide advice on web applications maintenance. While working on the project, you need to make sure to follow company protocols, and user needs. 
 

Key Duties and Responsibilities: 

  • Agile approach development

  • Design solutions to framework level complexities 

  • Reproduce issues and provide solutions

  • Lead a team of developers and manage multiple feature requests

  • Follow rules of unit and integration testing

  • Analyzes and resolving technical and application problems

  • Assists in gathering business and IT requirements & specifications for development initiatives

  • Prepares IT documentation and Deployment Plan

  • Ability to use AI in all levels of the SDLC

Qualifications

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily.  The requirements listed below are representative of the knowledge, skill, and/or ability required.  Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

  • University degree/College Diploma is preferred.

  • Demonstrated experience in web development using modern tools and design.

  • Demonstrated experience in web application design utilizing relational database technology 

  • Great Interpersonal communications skills

  • Demonstrated experience with structured programming (5 – 8 years)

  • A team oriented approach to application development

  • A willingness to learn and ability to lead

  • Exposure with AI Agents deployments

  • Exposure with the LAMP Stack and Agile methodologies

  • GIT, Javascript, HTML,  Python, VUE.js, and .NET programming


Additional Information

What do we offer you? 

  • Competitive wages
  • Comprehensive Benefits Program
  • Profit-Sharing Opportunities
  • Rewarding Careers
  • Opportunities for Growth and Advancement