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Web Application Development Jobs in Ontario (NOW HIRING)

Voices

Web Developer

Toronto, ON

Web Developer Location: Ontario (Hybrid - See "Hybrid Work Details" section below for more ... Application Development * Build and maintain customer-facing and internal user interfaces using ...

Voices

Web Developer

Toronto, ON

Web Developer Location: Ontario (Hybrid - See "Hybrid Work Details" section below for more ... Application Development * Build and maintain customer-facing and internal user interfaces using ...

Voices

Web Developer

Toronto, ON

Web Developer Location: Ontario (Hybrid - See "Hybrid Work Details" section below for more ... Application Development * Build and maintain customer-facing and internal user interfaces using ...

StackandCo

NET application development experience (up to ASP.NET 4.5\/4.6 C#) \n * Experience working with.NET web application development technologies (MVC 5, MVC Identity, Linq, Entity Framework) \n

Scotiabank

Application Manager

Toronto, ON

Strong experience in GUI/web application development, including: * React.js or other emerge ... front end dev framework * Vanilla JavaScript * TypeScript * Experience building backend services ...

Pinterest

Sr. Software Engineer, Web

Toronto, ON · On-site +1

Deep understanding of Web development and best practices in React/Redux. * 5+ years of industry Web application development experience, building consumer or business facing products. * Experience in ...

Scotiabank

Senior Web Developer

Toronto, ON · On-site +1

We'd love to work with you if you have: * 8+ years of professional experience in web application development. * Strong expertise with JavaScript/TypeScript, PHP, HTML5, and CSS3. * Deep handson ...

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Web Application Development information

What is web application development?

Web application development is the process of creating software applications that run on web servers and can be accessed through a web browser. It involves designing, building, testing, and maintaining applications that use technologies such as HTML, CSS, JavaScript, and server-side languages like Python, PHP, or Java. Web apps can range from simple websites to complex platforms like e-commerce sites or online tools. The goal is to deliver interactive, user-friendly experiences that work across multiple devices and browsers.

Is AI replacing web devs?

AI tools are increasingly automating certain tasks in web application development, such as code generation and testing, but they do not replace web developers. Web developers are needed to design, customize, and oversee complex projects, requiring skills in programming, problem-solving, and understanding user needs. AI serves as a complement to human expertise rather than a replacement in this field.

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

To thrive as a Web Application Developer, you need strong programming skills in languages such as JavaScript, HTML, and CSS, along with a solid understanding of web frameworks and a relevant computer science degree or equivalent experience. Familiarity with tools like version control systems (e.g., Git), front-end frameworks (such as React or Angular), and back-end technologies (like Node.js or Django) is typically required. Creative problem-solving, attention to detail, and effective communication are standout soft skills for this role. These abilities ensure robust, user-friendly applications and efficient collaboration within development teams.

Is web dev still worth it in 2026?

Web application development remains a valuable career in 2026 due to ongoing digital transformation and demand for online services. Developers with skills in modern frameworks, cloud platforms, and security are especially sought after, and continuous learning is essential to stay current in this evolving field.

Is 40 too old to become a web developer?

Web application development is accessible to individuals of any age, and many successful developers start later in life. Skills such as programming languages, frameworks, and problem-solving are learnable through online courses and practice, regardless of age. Employers value experience and adaptability, making age less of a barrier in this field.

How do web application developers typically collaborate with designers and backend engineers during a project?

Web application developers frequently work closely with both UI/UX designers and backend engineers to ensure seamless integration of frontend interfaces with server-side logic. Collaboration often involves regular meetings, shared project management tools, and code reviews to align on functionality and design requirements. Developers may participate in sprint planning sessions and use platforms like GitHub for version control, facilitating smooth communication and efficient handoffs between teams. This collaborative environment helps ensure the final product is user-friendly, visually appealing, and performs reliably across different devices.

What do web application developers do?

Web application developers design, build, and maintain software applications that run on web browsers. They write code using programming languages such as JavaScript, HTML, and CSS, and often use frameworks and tools like React or Angular. Their work involves coding, testing, debugging, and collaborating with designers and other developers to create functional and user-friendly web applications.

What is the difference between Web Application Development vs Web Software Development?

AspectWeb Application DevelopmentWeb Software Development
FocusBuilding interactive, user-facing web applicationsCreating software solutions that run on web platforms, including backend and frontend
SkillsHTML, CSS, JavaScript, frameworks like React or AngularSame as Web Application Development, often including server-side languages like PHP, Python, or Java
Work EnvironmentWeb development teams, client projects, startupsSoftware companies, enterprise solutions, SaaS providers

Web Application Development primarily focuses on creating interactive web apps for users, while Web Software Development encompasses a broader range of web-based software solutions, including backend systems. Both roles share similar skills and work environments, but their scope and end goals differ slightly.

What are popular job titles related to Web Application Development jobs in Ontario? For Web Application Development jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Web Application Development jobs in Ontario look for? The top searched job categories for Web Application Development jobs in Ontario are:
What cities in Ontario are hiring for Web Application Development jobs? Cities in Ontario with the most Web Application Development job openings:
Web Application Development jobs near you
Web Application Developer

Web Application Developer

Flynn Group of Companies

Mississauga, ON • On-site

CA$70K - CA$110K/yr

Full-time

Posted 11 days ago

Job description

At Flynn, it's not just a job, it's a career

Flynn Group of Companies, North America's leading building envelope contractor is looking to hire a Web Application Developer to work in our beautiful Mississauga location. 
 
 
Our Tech Stack
Our primary tech stack is .NET (C#) hosted in AWS and Microsoft Azure. We use MongoDB, MySQL, and SQL Server for our databases. Apps are built in ASP.NET and Angular for our web apps.
 
What we offer: 
-Funded training and development program
-Very well-equipped on-site gym w/ free access
-Dental and supplemental medical plan
-Matching RRSP contributions
-Employee and Family Assistance Program
-Subsidized onsite cafeteria with excellent food choices!
-Free parking and EV Charging facility
-Family Events and Flynn Fest
-MSDN Subscription
-Enterprise AI subscription (GitHub Copilot, Claude, or similar - your choice) 
 
 
Responsibilities
-Will be a core member of the team to design, architect, develop, code reviews and test our key applications
 
-Design new application features and integrations in collaboration with team members to deliver complex changes
 
-Design and implement scalable and resilient cloud solutions with security and disaster recovery in mind
 
-Lead and drive all activities to integrate real and near-real time capabilities between new core products and other applications
 
-Ensure good code coverage and test coverage by writing and maintaining effective automated tests
 
-Be a champion of code quality in team by adhering to CLEAN architecture and SOLID principles
 
-Participate in a rotating weekly on-call schedule
 
-Off-hours support as required
 
What we are Seeking
-Must have at least 5 years of experience working on web development
 
-Post-secondary education in Computer Science/IT or related field
 
-4 years of experience with web development - Angular, Jquery, KondoUI, API, .NET Core, MongoDB and/or MySQL
 
-Experience in .NET / .NET Framework and C#
 
-2 years with cloud technologies - AWS or Azure. Experience working with integrating interconnected systems such as microservices
 
-Solid understanding of and hands on experience with CLEAN architecture and SOLID principles
 
-Troubleshoot and resolve technical issues and provide support during the testing and deployment phases
 
-Experience in Agile environment using tools such as JIRA, Aha
 
-Knowledge of security best practices
 
-Experience with containerization
 
-Nice to have: Experience working with observability and monitoring tools such as Sumo Logic, New Relic, CloudWatch, etc.
 
-Nice to have: Experience working with DevOps concepts such as CI/CD and Infrastructure as Code
 
-Experience with any of the following tools and technologies: Atlassian Jira, GitHub, Azure DevOps, Aha!, New Relic, Sumo Logic

-Familiarity with AI-powered development tools such as GitHub Copilot, Claude Code, or similar - we embrace AI-assisted development as part of our engineering culture 
 
-We trust our engineers - if there's a tool, license, or resource that helps you work better, just ask. We'll make it happen 
$70,000 - $110,000 a year
#LI-AD1

Flynn Group of Companies is the leading trade contractor in North America that works on virtually every aspect of a building's outer layer, including Roofing, Glazing, Waterproofing, and Architectural Metals. The foundation of our award winning success is having the right people on our team.
Disclosure: We use an AI-powered system to initially screen resumes.  However,  all applications/resumes are also reviewed by our team of Human Resources and Talent Acquisition Professionals to ensure a fair and thorough evaluation in determining a candidate's potential fit for a role they applied to.
This posting is for an existing vacancy within the organization.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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