ZipRecruiter

Log In

1

Senior Full Stack Developer Jobs in Ontario (NOW HIRING)

StackandCo

\n \n \n \n \n The successful Senior Full Stack Developer will assume ownership for a diversity of greenfield projects and mentor junior developers. \n \n \n \n \n \n This role will involve adding new ...

StackandCo

\n \n \n \n \n The successful Senior Full Stack Developer will assume ownership for a diversity of greenfield projects and mentor junior developers. \n \n \n \n \n \n This role will involve adding ...

next page

Showing results 1-20

All JobsFull Stack Developer JobsSenior Full Stack Developer JobsSenior Full Stack Developer Jobs in Ontario

Senior Full Stack Developer information

See Ontario salary details

$51.5K

$126.2K

$183.5K

How much do senior full stack developer jobs pay per year?

As of Aug 12, 2026, the average yearly pay for senior full stack developer in Ontario is $126,159.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,000.00 and $145,500.00 per year, depending on experience, location, and employer.

What is the difference between Senior Full Stack Developer vs Backend Developer?

AspectSenior Full Stack DeveloperBackend Developer
Required SkillsProficiency in both frontend and backend technologies, such as JavaScript, HTML, CSS, and server-side languages like Node.js, Python, or JavaSpecialized in server-side development, working with languages like Java, Python, Ruby, or PHP, and database management
Work EnvironmentCollaborates across frontend and backend teams, often involved in full project lifecycleFocuses primarily on backend systems, APIs, and database integration
Common UsageUsed in roles requiring full project oversight and versatile development skillsUsed in roles focused on server-side logic, database management, and API development

The main difference is that a Senior Full Stack Developer handles both frontend and backend development, providing a comprehensive approach to projects, while a Backend Developer specializes solely in server-side logic and database management. Both roles require strong programming skills, but the Full Stack Developer's expertise spans the entire technology stack.

How does a senior full stack developer typically collaborate with cross-functional teams during a project lifecycle?

As a Senior Full Stack Developer, you'll frequently collaborate with designers, product managers, QA engineers, and other developers to deliver end-to-end solutions. You'll be involved in requirements discussions, offer technical guidance, and help align frontend and backend development with business goals. Your role often includes code reviews, mentoring junior team members, and ensuring seamless integration across various systems. This collaborative environment encourages knowledge sharing and innovation while ensuring project success.

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

To thrive as a Senior Full Stack Developer, you need advanced proficiency in both front-end and back-end programming languages, frameworks, and a solid understanding of software architecture, usually supported by a relevant degree and several years of experience. Mastery of tools such as Git, Docker, CI/CD systems, and cloud platforms like AWS or Azure is typically required, alongside familiarity with databases and version control systems. Strong problem-solving abilities, leadership, effective communication, and collaboration skills set exceptional developers apart. These skills and qualities are crucial for delivering robust, scalable solutions while mentoring teams and efficiently bridging gaps between client requirements and technical implementation.

What is a senior full stack developer?

Senior Full Stack Developers are experienced professionals who design, develop, and maintain both the front-end and back-end components of web applications. They are proficient in multiple programming languages and frameworks, enabling them to handle servers, databases, APIs, and user interfaces. In addition to coding, they often lead development teams, make architectural decisions, and ensure software quality and scalability. Their expertise allows them to oversee the entire application lifecycle, from concept to deployment.
What are the most commonly searched types of Full Stack Developer jobs in Ontario? The most popular types of Full Stack Developer jobs in Ontario are:
What are popular job titles related to Senior Full Stack Developer jobs in Ontario? For Senior Full Stack Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Senior Full Stack Developer jobs in Ontario look for? The top searched job categories for Senior Full Stack Developer jobs in Ontario are:
What cities in Ontario are hiring for Senior Full Stack Developer jobs? Cities in Ontario with the most Senior Full Stack Developer job openings:
Senior Full Stack Developer jobs near you
Infographic showing various Senior Full Stack Developer job openings in Ontario as of August 2026, with employment types broken down into 1% Internship, 79% Full Time, 14% Part Time, 5% Contract, and 1% Nights. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $126,159 per year, or $60.7 per hour.

Senior Full Stack Developer (Node.js + React.js)

STACK IT Recruitment

Kitchener, ON • On-site

Full-time

Posted 19 days ago

Job description

Build scalable SaaS solutions that make a real-world impact as a Senior Full Stack Developer (Node.js + React)

We're partnering with an established software company looking for a Senior Full Stack Developer to join a small, highly collaborative product team developing enterprise web applications used by organizations across the education, telecom and goverment sectors.

This role is ideal for someone who enjoys owning features from design through deployment. You'll work across the full stack using React on the frontend and Node.js on the backend, building REST APIs, integrating messaging services, designing microservices, and contributing to architectural decisions that shape the long-term direction of the platform.