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Sr Full Stack Dot Net Developer Jobs in Ontario (NOW HIRING)

\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 ...

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Sr Full Stack Dot Net Developer information

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 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 are popular job titles related to Sr Full Stack Dot Net Developer jobs in Ontario? For Sr Full Stack Dot Net Developer jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Sr Full Stack Dot Net Developer jobs in Ontario look for? The top searched job categories for Sr Full Stack Dot Net Developer jobs in Ontario are:
What cities in Ontario are hiring for Sr Full Stack Dot Net Developer jobs? Cities in Ontario with the most Sr Full Stack Dot Net Developer job openings:
Infographic showing various Sr Full Stack Dot Net Developer job openings in Ontario as of August 2026, with employment types broken down into 1% As Needed, 82% Full Time, 15% Part Time, 1% Contract, and 1% Nights. Highlights an 99% Physical, and 1% Remote job distribution.

Senior Software Developer/Lead

The Descartes Systems Group, Inc.

Waterloo, ON • On-site

CA$100K - CA$120K/yr

Full-time

Re-posted 24 days ago


Job description

Descartes Unites the People and Technology that Move the World

The need for efficient, secure, and agile supply chains and logistics operations has become ever more critical and complex.  By combining innovative technology, powerful trade intelligence and the reach of our network, Descartes helps get goods, information, transportation assets, and people where they're needed, when they're needed. 


We're one of the most broadly deployed logistics and supply chain technology companies in the world. More than 26,000 customers around the globe use our cloud-based solutions to transform the way they move inventory and information to enhance productivity, better serve customers, thrive competitively, keep pace with evolving regulations, and respond to rapidly changing market conditions. Descartes is publicly traded (Nasdaq:DSGX, TSX:DSG) with headquarters in Waterloo, Ontario, Canada, and offices and partners around the world. With record financial performance for more than 16 years, we lead the industry in innovation investment. Every day, logistics service providers, manufacturers, retailers, distributors, and other logistics-intensive businesses of all sizes rely on our scale, stability, and comprehensive solution footprint to move what's most important to them. Learn more at www.descartes.com.


We're growing fast and invite you to join our amazing team. 

Senior Full Stack .NET Developer & Team Lead
Trade Content Data | SQL | Internal Tools Development
Mission - Why This Role Exists


The Trade Content Data team is responsible for maintaining the global regulatory and trade compliance content that powers our solutions. As Senior Full Stack .NET Developer & Team Lead, you will lead the development of internal applications, automation tools, and data platforms that improve the accuracy, scalability, and efficiency of our content operations while mentoring a team of developers.
 


Outcomes - What Success Looks Like
Within 12-24 months, you will:
1.    Deliver scalable applications and services that improve trade content management and processing.
2.    Build up an understanding of the business, trade content and the existing processes for content management and delivery.
3.    Increase automation to reduce manual effort and improve operational efficiency.
4.    Improve data quality, validation, and governance through enhanced tooling and workflows.
5.    Build and optimize SQL-based solutions that support large-scale data ingestion and management.
6.    Lead, mentor, and develop a high-performing team of software developers.
7.    Partner with stakeholders to translate regulatory requirements into effective technical solutions.


Skills & Competencies - How the Work Gets Done
Technical Expertise
   Strong experience with C#, .NET Core/.NET, and modern web technologies.
   Advanced SQL Server skills, including database design, performance tuning, and query optimization.
   Experience developing data processing, automation, and internal business tools.
   Experience with AI-assisted development tools and modern engineering practices.

Leadership & Collaboration
   Experience leading or mentoring software development teams.
   Strong problem-solving and analytical skills.
   Ability to prioritize work and align technical solutions with business goals.
   Excellent communication and stakeholder management skills.

Qualifications
   Bachelor's degree in Computer Science or equivalent experience.
   5+ years of professional .NET development experience.
   Strong SQL Server expertise.
   Experience leading developers or technical projects.

Preferred
   Experience with regulatory, compliance, or trade data.
   Experience with ETL and data integration processes.
   Familiarity with Agile/Scrum methodologies.

Culture Add: TEAM Values
We value team members who communicate with transparency, sharing information openly and building trust across functions. You bring excellence and expertise to your craft, holding a high bar for quality while continuously improving your skills. You demonstrate accountability by owning outcomes, following through on commitments, and taking responsibility for results. You are driven by metrics, using data and experimentation to inform decisions and deliver measurable impact.

Aptitudes
   Smart: Able to quickly understand complex systems, connect ideas, and make sound judgments.
   Curious: Actively seeks to understand customer problems, emerging technologies, and better ways of working.
   Coachable: Open to feedback, willing to adapt, and continuously improving through learning.
 

What's In It For You
This role offers the opportunity to lead the development of critical systems that support global trade compliance data. You'll influence technical direction, drive automation initiatives, mentor a growing team, and work closely with business leaders to deliver meaningful business impact. You'll have the autonomy to solve complex challenges while working with modern technologies, cloud platforms, and AI-driven development tools.
 

Compensation
Salary Range: $100,000 - $120,000 CAD annually.Compensation information provided is a good faith estimate for this position only. Factors that may be used to determine your actual salary include your specific skills, qualifications, and years of experience. Similar positions located in different geographic regions will not necessarily receive the same compensation.

Join Us

As we scale, we're looking for new doers, collaborators and innovators to join Descartes in uniting the people and technology that move the world as the Global Leader in Logistics and Supply Chain Technology. We're entrepreneurial, hardworking, geeky-in-a-good way problem solvers. Guided by our values, we nurture a TEAM focused culture that invests in people and creates opportunities for advancement across a broad spectrum of career paths. We prioritize work-life balance and foster an environment with the space to take ownership, to be heard, and to carve a path for your individual accomplishments to help drive our success. At Descartes, everyone has a voice and the best idea wins, regardless of who makes it. We offer competitive compensation, great benefits, remote and flexible work hours, and the opportunity to join a company on an awesome mission with a great existing team and trajectory.


Descartes also has a deep sense of environmental responsibility. Learn more about how we helped our customers save over 552,000 metric tons of CO2 in 2020 by reducing fuel and paper consumption: https://www.descartes.com/who-we-are/social-responsibility-sustainability/environmental-impact.  Join a team that's committed to working with customers to conserve resources and enhance sustainability.

If you feel you have 70% of the qualifications we are looking for, and Descartes sounds like the team and the mission you want to be part of, apply now. We can't promise it will be a fit, but we do promise to consider your experience.

We conduct a mix of in-person and virtual interviews. Virtual interviews are held via Microsoft Teams and are recorded and transcribed. We may utilize AI tools to support our hiring team in notetaking, summarization, and internal training. AI tools are not used in our recruitment process for decision-making purposes. Recordings, transcripts, and notes are used for recruitment, including improvement of our process, and record-keeping purposes. Should you have any questions or concerns about our process, please connect with our hiring team in advance of scheduled interviews. 

We are an Equal Employment employer. We do not discriminate in hiring on the basis of sex, gender identity, sexual orientation, race, color, religious creed, national origin, physical or mental disability, protected status, or any other characteristic protected by federal, provincial, or local law. For more information about our commitment to equal employment opportunity, please review our Code of Business Conduct and Ethics at Descartes.com. Descartes is committed to working with and providing reasonable accommodations to job applicants with disabilities. Applicants in North America with a disability who require a reasonable accommodation for any part of the application or hiring process can email us at hrna@descartes.com. Provide your name and contact information along with the accommodation needed to assist you with the application process. Your request will be responded to as soon as possible. Reasonable accommodations will be determined on a case-by-case basis.