Position: Senior .NET Developer

Location: Toronto, ON

Job ID#: RQ11339

Duration: 12 Months

Role Overview

We are seeking a Senior Software Developer with extensive experience in Microsoft technologies and Azure cloud platforms to support the design, development, enhancement, troubleshooting, and maintenance of critical enterprise applications.

The successful candidate will be responsible for translating business requirements and functional specifications into scalable, secure, and fully tested solutions while contributing to the development of modern cloud-based applications and integrated platforms.

Key Responsibilities

- Design, develop, test, and maintain secure, scalable web and desktop applications.
- Translate business requirements and functional specifications into working software solutions.
- Develop enhancements, perform troubleshooting, and provide break/fix support for enterprise systems.
- Build integrated application platforms and implement connectivity between enterprise systems.
- Participate in full software development lifecycle activities including analysis, design, coding, testing, deployment, and support.
- Contribute to cloud-native application development using Microsoft Azure technologies.
- Support CI/CD implementations and DevOps practices.
- Collaborate with business and technical stakeholders to develop effective technology solutions.
- Apply industry standards, accessibility requirements, and security best practices.
- Participate in Agile software development activities.
- Support knowledge transfer activities and documentation efforts.

Mandatory Qualifications

- 10+ years of experience building and maintaining stable, secure, and scalable web and desktop applications using Azure Cloud and Microsoft .NET technologies.
- Demonstrated experience with full lifecycle development and implementation using:

- Microsoft Azure
- .NET / .NET Core

- C# / MVC

- Entity Framework

- ReactJS
- HTML5, CSS, JavaScript

- Azure DevOps

- Azure Web Apps

- Azure Functions

- Azure Logic Apps

- Experience implementing DevOps CI/CD practices.




- 5+ years of experience designing, building, modelling, and configuring database management systems.

Technical Skills & Experience

Application Development

- Design, build, and maintain enterprise-grade web applications.
- Senior-level experience with:
- .NET Core

- MVC

- Entity Framework

- ReactJS

- Azure Web Apps

- Azure Functions

- Establish development and testing best practices.
- Perform code reviews and quality assurance activities.
- Create and manage Azure build pipelines for automated build, testing, and deployments.

Database Management Experience with Azure SQL Database and SQL Server including:

- Backup and restore procedures
- User administration utilizing Azure AD
- Database performance tuning and maintenance

- Performance monitoring

- Capacity planning and forecasting

- Data masking processes

- Data migration activities
- Data design support for development teams

Additional Technical Experience

- Azure Cloud architecture and implementation

- Azure DevOps

- Team Foundation Server (TFS)

- Windows Communication Foundation (WCF)

- Windows Presentation Foundation (WPF)

- Microsoft Web Services

- Visual Studio 2022
- Front-end frameworks such as React, Angular, or VueJS

- Prototyping and UI development
- HTML5, CSS3, XML

Soft Skills & Competencies Problem Solving & Analysis

- Analyze and resolve complex system issues with minimal business impact.
- Assess business and technical requirements.
- Develop cost-effective IT solutions that improve service delivery.
- Plan, schedule, monitor, and evaluate technical work.

Communication & Collaboration

- Strong verbal and written communication skills.




- Ability to work effectively in a team-oriented team environment.
- Strong interpersonal and stakeholder engagement skills.
- Ability to work within high-performing technical teams.

Research & Innovation

- Stay current with emerging technologies and industry trends.
- Research and evaluate new technologies and techniques.
- Support innovation and experimentation initiatives.

Preferred Experience

- Previous experience within large enterprise environments.
- Experience working on public sector application development projects.
- Experience supporting enterprise-scale application portfolios.

Work Arrangement

- Onsite: 5 days per week in Toronto, Ontario.

Knowledge Transfer

- Participate in regular knowledge transfer sessions.
- Ensure all design documentation, application documentation, and source code are appropriately maintained and transferred.
- Follow established version control and repository management practices.

About Symbiotic Digital.

Symbiotic Digital provides the IT Experts you need that solve problems and get things done. See what the top 2% in their field can do for you. (Symbiotic Digital is a division of Symbiotic Group Inc.) We serve customers in two ways, we provide:

1. Digital Experts: IT Consulting expertise. Bright Minds That Produce Proven Results
2. Recruitment: Find The Right People You Need

Serving IT & Business leaders, Symbiotic Digital provides a business system that enable us to provide the Expert Technical staff needed to solve challenging business and IT problems. IT leaders in the most reputable organizations in Canada have relied on Symbiotic Digital to help them staff difficult assignments with proven Experts uniquely evaluated by our proven QMS- Quality Management System Staff Development Model. We are a 100% Indigenous owned company. Learn more online at https://www.symbioticgroup.com/home-sd/.

Please submit your most recent resume to: [email protected]

View All Jobs online at: https://www.symbioticgroup.com/view-jobs/

📌 Senior .NET Developer (Toronto)
🏢 Symbiotic Digital
📍 Toronto