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Hiring in Canada: Senior Web Application Developer

Flynn Group of Companies
Mississauga, ON Posted Nov 12, 2026
Full-timeHybrid

About this role

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 Sr. Web Application Developer to work in our Toronto, Canada office.

This is a permanent relocation opportunity to relocate to Canada.

In-house, licensed Immigration team at Flynn who will assist you with the following:

-Work permit application (at no cost to you)

-Permits for your spouse/common-law partner and dependent children to relocate with you to Canada

-Maintaining and renewing your status in Canada without having to leave the country

-Permanent residency application for you and your family once you qualify

How We Will Help You Grow

-3 months accommodation

-Reimbursement for your flight to Canada

-Health Insurance and Prescription Drug Plan for you and your family

-Dental and vision plans

-Registered Retirement Savings Plan (RRSP) contributions

-Extensive safety training, state of the art equipment, and cutting edge technology that will allow you to work in a safe & healthy environment

Our Tech Stack

Our primary tech stack is .NET (C#) hosted in Amazon 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

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

  • *Help the team plan and execute technical deliverables

  • *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

  • *Mentor other developers on the team in software development life cycle and best practices and elevate the skill of the team through technical mentorship

  • *Work with BA team and stakeholders to identify business needs and develop solutions that align with their objectives

  • *Off-hours support as required

  • *Participate in a rotating weekly on-call schedule

  • What we are Seeking

  • *10+ years of recent experience, with at least 5 years in a Sr. Web Developer or similar senior role

  • *Post-secondary education in Computer Science/IT or related field

  • *Experience in .NET / .NET Framework and C#

  • *Experience in entity framework

  • *Experience with TypeScript front-end frameworks: Angular, React, Vue

  • *Experience with commonly used relational database: MySQL, SQL Server, Postgres

  • *Experience with commonly used non-relational databases: MongoDB, DocumentDB, DynamoDB

  • *Docker and container-hosting: AWS ECS, Kubernetes

  • *General Amazon AWS knowledge (or equivalent): EC2, S3, CloudFront, Elastic Beanstalk, Dynamo DB

  • *Basic networking knowledge and troubleshooting

  • *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

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.

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