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Senior Full Stack Software Developer Jobs in Markham, ON

Konrad

Senior Full Stack Developer

Toronto, ON · Hybrid

CA$120K - CA$145K/yr

About The Role As a Senior Full Stack Developer you'll be tasked with working on web application ... Working within the software development team, your duties will require you to assist in the ...

Accenture

AI Full Stack Developer

Toronto, ON · On-site

CA$114K - CA$171K/yr

We are seeking a talented senior full stack developers or team leads to join our Canadian Apps and ... Participate in all stages of software development-from requirements gathering through deployment ...

Scotiabank

Full-Stack Software Engineer

Scarborough, ON · On-site

Reporting to the Senior Development Manager, the Full Stack Software Engineer will be working collaboratively with the Digital Document Management team to lead, provide technical mentorship, and be ...

KEV Group

Senior Full Stack Engineer

Toronto, ON · On-site

Who We Are At KEV, we build mission-critical financial software for K-12 schools on a massive scale ... We are hiring a Senior Developer to help design, evolve, and scale the core systems that power KEV ...

KEV Group

Senior Full Stack Engineer

Toronto, ON · On-site

Who We Are At KEV, we build mission-critical financial software for K-12 schools on a massive scale ... We are hiring a Senior Developer to help design, evolve, and scale the core systems that power KEV ...

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All JobsSenior Full Stack Software Developer JobsSenior Full Stack Software Developer Jobs in Markham, ON

Senior Full Stack Software Developer information

See Markham, ON salary details

$56.4K

$122.5K

$181.4K

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

As of Jun 22, 2026, the average yearly pay for senior full stack software developer in Markham, ON is $122,521.00, according to ZipRecruiter salary data. Most workers in this role earn between $104,213.00 and $140,214.00 per year, depending on experience, location, and employer.

What is the difference between Senior Full Stack Software Developer vs Software Engineer?

AspectSenior Full Stack Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience in full stack developmentBachelor's degree in CS or related field; may have certifications in specific technologies
Work EnvironmentCollaborates across front-end and back-end teams, often in agile settingsDesigns, develops, and maintains software applications, often in teams or individually
Industry UsageCommon in tech companies, startups, and agencies requiring versatile development skillsWidely used across industries for software development roles

While both roles involve software development, a Senior Full Stack Software Developer specializes in both front-end and back-end technologies, often taking on leadership responsibilities. A Software Engineer may focus on specific areas of software design and implementation, with less emphasis on full stack expertise. The roles overlap in skills and industry usage, but the senior developer typically has broader responsibilities and experience in full stack development.

What are the key skills and qualifications needed to thrive as a Senior Full Stack Software Developer, and why are they important?

A Senior Full Stack Software Developer needs advanced proficiency in both front-end and back-end programming languages, strong problem-solving skills, and several years of relevant software development experience. Familiarity with frameworks like React or Angular, back-end technologies such as Node.js or Django, and experience with cloud platforms, CI/CD tools, and version control systems like Git are typically required. Excellent communication, teamwork, and leadership abilities help developers collaborate effectively and mentor junior team members. These skills are crucial for designing robust, scalable applications and leading complex projects to successful completion.

What is a Senior Full Stack Software Developer?

A Senior Full Stack Software Developer is an experienced professional who designs, develops, and maintains both the front-end and back-end components of web applications. They are proficient in multiple programming languages and frameworks, enabling them to work on the entire technology stack, from databases and servers to user interfaces. In addition to coding, they often lead projects, mentor junior developers, and help architect scalable solutions that meet business needs. Their role requires strong problem-solving skills, a deep understanding of software development best practices, and the ability to collaborate with cross-functional teams.

What types of projects and technologies can a Senior Full Stack Software Developer expect to work on, and how does the team typically collaborate?

As a Senior Full Stack Software Developer, you can expect to work on a diverse range of projects such as developing scalable web applications, integrating APIs, and optimizing system performance. The tech stack often includes front-end frameworks like React or Angular, back-end environments such as Node.js, Python, or Java, and databases like PostgreSQL or MongoDB. Collaboration is highly cross-functional—you’ll regularly coordinate with product managers, UX/UI designers, QA engineers, and other developers through agile methodologies, code reviews, and sprint planning sessions. This role offers opportunities to mentor junior developers, influence architectural decisions, and contribute to continuous process improvement.
What cities near Markham, ON are hiring for Senior Full Stack Software Developer jobs? Cities near Markham, ON with the most Senior Full Stack Software Developer job openings:
Senior Full Stack Software Developer jobs near you
Infographic showing various Senior Full Stack Software Developer job openings in Markham, ON as of June 2026, with employment types broken down into 90% Full Time, 7% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $122,521 per year, or $58.9 per hour.

Senior Full Stack Developer

Konrad

Toronto, ON • Hybrid

CA$120K - CA$145K/yr

Other

Medical, Retirement

Posted 13 days ago

Job description

Who We Are

Konrad is a next generation digital consultancy. We are dedicated to solving complex business problems for our global clients with creative and forward-thinking solutions. Our employees enjoy a culture built on innovation and a commitment to creating best-in-class digital products in use by hundreds of millions of consumers around the world. We hire exceptionally smart, analytical, and hard working people who are lifelong learners.

About The Role

As a Senior Full Stack Developer you'll be tasked with working on web application development. Working within the software development team, your duties will require you to assist in the development and delivery of consumer and enterprise applications. This role is ideal for ambitious developers who feel confident in their technical ability and want to be a part of the highly-skilled development team at Konrad.

What You'll Do

  • Write maintainable, testable, and performant software in collaboration with our world class team.
  • Participate in code review and perform extensive testing to ensure we deliver high quality software.
  • Research new technology and tools and share those findings with the team.
  • Communicate clearly and effectively with all members of our team.

Qualifications

  • 5+ years experience building and delivering modern production-grade web applications in a team environment
  • Very strong JavaScript programming skills, utilizing tools and platforms like TypeScript, Node.js, Next.js
  • Front end JS framework experience using React or Angular or similar
  • Deep understanding of each of the parts that make up a modern web application (APIs, templating, routing, data storage, design patterns, optimization, caching, security) 
  • Fundamental knowledge of core web principals (HTTP, the DOM, SSL, web servers)
  • Great interpersonal skills - we work very closely together as a team and require a lot of communication.
  • A proactive personality, and a desire to deliver your best work.
  • A love for improving software development workflows and processes.

Nice to have

  • Custom development with Next.js, Gatsby, Remix.js, or similar is an asset
  • Experience working with content management systems (Wordpress, AEM, Sitefinity etc...)
  • Experience working within cloud environments (AWS, Google Cloud, Azure)
  • Experience working with GraphQL, ElasticSearch, Serverless, or Next.js

Perks and Benefits

  • Comprehensive Health & Wellness Benefits Package 
  • Retirement Planning
  • Parental Leave Program
  • Annual tech & travel allowance
  • Flexible Working Hours
  • Work from Home Flexibility
  • Service Recognition Programs
  • Socials, Outings & Retreats
  • Culture of Learning & Development

Bonus Points

Have you taken any courses at BrainStation? A lot of our design and development best practices and processes are taught during our courses - make sure to highlight this experience in your cover letter if you have!

Konrad is committed to maintaining a diverse work environment and is proud to be an equal opportunity employer. All qualified applicants, regardless of race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status will receive consideration for employment. If you have any accessibility requirements or concerns regarding the hiring process or employment with us, please notify us so we can provide suitable accommodation.

The estimated compensation for this position is $120,000 to $145,000. This is an estimate and a compensation offer will vary based on applicant's education, experience, skills, abilities and alignment with market data.

While we sincerely appreciate all applications, only those candidates selected for an interview will be contacted.

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