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Sr Full Stack Dot Net Developer Jobs in Toronto, ON

1Valet

Senior Full-Stack Developer

Toronto, ON · Remote

Senior Full-Stack Developer Location: Ottawa, ON (Remote) About the Role We are looking for a ... NET backend services - and includes integrations with hardware and third-party vendors (smart locks ...

Lifeworks

Senior Full Stack Developer

Toronto, ON · On-site

CA$100K - CA$140K/yr

... full-stack development * Advanced proficiency in frontend technologies: HTML5, CSS, JavaScript ... NET * Deep knowledge of MS SQL Server and relational database design * Hands-on experience with ...

Chubb

Senior Full Stack Engineer

Toronto, ON · On-site

Senior Full-Stack Engineer, AI Platform The Opportunity Chubb's AI Platform team is building an enterprise AI platform that powers RAG-based search, document intelligence, and AI-assisted workflows ...

Invictus Direct

Senior Full Stack Engineer

Toronto, ON · Remote

Description: Our client is seeking a Senior Full-Stack Engineer to play a key role in designing ... Continuously improve application performance, developer workflows, and engineering best practices ...

KEV Group

Senior Full Stack Engineer

Toronto, ON

We are hiring a Senior Developer to help design, evolve, and scale the core systems that power KEV ... NET, with a strong track record designing and evolving API-driven systems in distributed ...

Moneris

Senior Full Stack Developer

Toronto, ON · On-site +1

CA$100K - CA$142K/yr

Senior Full Stack Developer Design and build secure, scalable backend services, integrations, and ... Strong proficiency in a modern backend language (Java, C# / .NET, Node.js, Go, or similar) and a ...

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 ... Solid experience creating APIs with Python, .NET Core, Node.js, or Java. * Hands-on experience ...

Prophix

Senior Full-Stack Engineer

Etobicoke, ON · On-site

As a Senior Full-Stack Engineer on the FP&A Plus platform, you will design, build, and maintain the ... NET capabilities that more than 2,500 finance teams around the world rely on every day for ...

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Sr Full Stack Dot Net Developer information

What is a Sr Full Stack Dot Net Developer?

A Sr Full Stack Dot Net Developer is an experienced software engineer who designs, develops, and maintains both front-end and back-end components of web applications using Microsoft’s .NET framework and related technologies. They are proficient in languages like C#, ASP.NET, JavaScript, HTML, and CSS, and often work with databases such as SQL Server. Senior developers not only write code but also make architectural decisions, mentor junior team members, and ensure the security, scalability, and performance of applications. Their role requires a deep understanding of the software development lifecycle and the ability to collaborate with cross-functional teams.

What are the key skills and qualifications needed to thrive as a Sr Full Stack Dot Net Developer?

To thrive as a Sr Full Stack Dot Net Developer, you need deep expertise in C#, ASP.NET, front-end frameworks (like Angular or React), and strong knowledge of database design, typically supported by a bachelor's degree in computer science or a related field. Proficiency in Visual Studio, SQL Server, source control systems like Git, and familiarity with cloud platforms such as Azure or AWS is essential, with certifications like Microsoft Certified: Azure Developer Associate being advantageous. Excellent problem-solving, teamwork, and communication skills help developers collaborate effectively and adapt to changing project requirements. These skills and qualities are vital to deliver robust, scalable solutions that meet business needs in complex, fast-paced development environments.

What are some common challenges a Sr Full Stack Dot Net Developer faces when balancing backend and frontend responsibilities?

As a Sr Full Stack Dot Net Developer, one of the main challenges is effectively managing the demands of both backend and frontend development, especially when projects require deep expertise in multiple technologies. Staying up-to-date with the latest frameworks, such as ASP.NET Core for backend and popular JavaScript libraries for frontend, can be time-consuming. Additionally, collaborating with specialized team members—like UX designers or DevOps engineers—requires strong communication to ensure seamless integration and deployment. Balancing these aspects while meeting project deadlines is a key part of the role.

What is the difference between Sr Full Stack Dot Net Developer vs Full Stack Java Developer?

AspectSr Full Stack Dot Net DeveloperFull Stack Java Developer
Required CredentialsBachelor's in CS or related, .NET certificationsBachelor's in CS or related, Java certifications
Work EnvironmentMicrosoft-based tech stacks, enterprise applicationsJava-based tech stacks, web and enterprise apps
Employer & Industry UsageFinancial, healthcare, enterprise sectorsTech firms, startups, enterprise sectors
Common Search & ComparisonYesYes

The main difference between a Sr Full Stack Dot Net Developer and a Full Stack Java Developer lies in the technology stack they specialize in. The Dot Net developer focuses on Microsoft technologies and enterprise applications, while the Java developer works primarily with Java-based frameworks. Both roles require similar credentials and are used across various industries, but their tech stacks and specific project types differ.

What are popular job titles related to Sr Full Stack Dot Net Developer jobs in Toronto, ON?

For Sr Full Stack Dot Net Developer jobs in Toronto, ON, the most frequently searched job titles are:

What job categories do people searching Sr Full Stack Dot Net Developer jobs in Toronto, ON look for?

The top searched job categories for Sr Full Stack Dot Net Developer jobs in Toronto, ON are:

What cities near Toronto, ON are hiring for Sr Full Stack Dot Net Developer jobs?

Cities near Toronto, ON with the most Sr Full Stack Dot Net Developer job openings:

Sr Full Stack Dot Net Developer jobs near you
Infographic showing various Sr Full Stack Dot Net Developer job openings in Toronto, ON as of August 2026, with employment types broken down into 1% As Needed, 89% Full Time, 7% Part Time, 2% Contract, and 1% Nights. Highlights an 95% Physical, 3% Hybrid, and 2% Remote job distribution.

Senior Full-Stack Developer

1Valet

Toronto, ON • Remote

Full-time

Re-posted 22 days ago

Job description

Senior Full-Stack Developer


Location: Ottawa, ON (Remote)


About the Role


We are looking for a Senior Full-Stack Developer to join one of our development squads and help build new features for the 1VALET smart-building platform. This role is hands-on and product-focused, working across the stack - from Angular front-end experiences to .NET backend services - and includes integrations with hardware and third-party vendors (smart locks, entry systems, building systems, etc.). You'll collaborate closely with Product, Hardware, QA, and Operations teams to deliver scalable, reliable features used in live residential and commercial buildings.


What You'll Do


Design, build, and maintain end-to-end features across front-end, backend, and data layers

Develop and optimize Angular front-end applications with a focus on performance and usability

Build .NET (C#) backend services, APIs, and integrations

Work with MS/Azure SQL for data modelling, querying, and performance optimization

Use Elasticsearch for search, analytics, and log-driven features

Implement and maintain hardware and vendor integrations (IoT devices, access control systems, third-party APIs)

Collaborate with Product Managers to translate requirements into technical solutions

Work with QA to ensure high quality through testing, debugging, and production support

Participate in architectural discussions and contribute to technical direction

Support and improve existing systems while helping shape new platform capabilities


What You Bring


6+ years of professional experience as a Full-Stack Developer

Strong hands-on experience with:


Angular

.NET / C# (Web APIs, services)

MS/Azure SQL (schema design, performance tuning)

Elasticsearch


Experience designing and consuming REST APIs

Exposure to hardware / IoT integrations or complex third-party system integrations (strong asset)

Solid understanding of scalable, distributed systems

Experience working in Agile / squad-based teams

Strong problem-solving skills and ability to work independently in a remote environment

Clear communication skills and a collaborative mindset

Experience using AI-assisted development tools (e.g., Replit AI, Claude Code, GitHub Copilot) to improve productivity, code quality, debugging, or prototyping


Nice to Have


Experience with cloud platforms (Azure)

Knowledge of message queues, event-driven systems, or real-time data flows

Prior experience in PropTech, IoT, or building management systems

Experience supporting production systems used by real customers in the field


Why Join 1VALET


Work on real-world systems deployed in buildings across North America

Be part of a platform that blends software, hardware, and operations

High ownership, meaningful technical challenges, and visible impact

Collaborative, product-driven engineering culture

Remote role with a strong Ottawa-based engineering presence


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