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Added 11 mins ago
Technical Consultant III (35732)
Myticas Consulting
Toronto, ON
Full-time
Technical Consultant III (Software Engineer, Senior/Lead)
Added 11 mins ago
Program Chief Engineer – Spacecraft Satellite Systems (35863)
Myticas Consulting
Canada
Full-time
Program Chief Engineer – Spacecraft / Satellite Systems
Added 12 mins ago
Senior QA Engineer III – Automation | Banking | API | Kafka | ETL (35729)
Myticas Consulting
Ottawa, ON
Full-time
We are seeking a Senior QA Engineer III with strong hands-on test automation and banking/financial services experience to support complex enterprise applications and integration…
Added 12 mins ago
Principal Embedded Software Firmware Engineer (35837)
Myticas Consulting
Ottawa, ON
Contract
Principal Embedded Software/Firmware Engineer
Added 12 mins ago
Senior Embedded Software Designer
Kepler Communications Inc.
Toronto, ON
Full-time
We're on the hunt for a top-tier Embedded Software Engineer. Your focus will be on software development and maintenance required for both space and ground-based assets for a growing fleet…
Added 12 mins ago
Network Engineer (35135)
Myticas Consulting
Ottawa, ON
Full-time
We are looking for an experienced Network Service Engineer with strong expertise in customer network service configuration to support the design, implementation, and optimization of network…
Added 12 mins ago
Quality Engineer (Playwright with Insurance Domain)
Cognizant
Toronto, ON
$60,000 to $90,000 CAD / year
Full-time
We are seeking an experienced Quality Engineer with strong experience in Java and Playwright to design, build, and maintain robust test automation frameworks for our core enterprise Wealth…
Added 12 mins ago
Hardware Test Engineer - Contract 3+ Months
Kepler Communications Inc.
Toronto, ON
Contract
We invest heavily to deliver the best products to our customers, and so we’re on the hunt for a Hardware Test Engineer who will architect and design test infrastructure to ensure…
Added 42 mins ago
Embedded Software Designer
Kepler Communications Inc.
Toronto, ON
Full-time
We're on the hunt for a top-tier Embedded Software Engineer. Your focus will be on software development and maintenance required for both space and ground-based assets for a growing fleet…
Added 42 mins ago
Corporate Compliance, Supplier Quality & Regulatory Affairs Engineer
Wolf Steel Ltd
Barrie, ON
Full-time
The Corporate Compliance & Quality Engineer is responsible for building, supporting and maintaining the organization's global product compliance, supplier quality, food contact compliance,…
Added 57 mins ago
Lead Aerospace Engineer
Remote Robotic
Ottawa, ON · Kanata, ON
$110,000 to $130,000 CAD / year
Full-time
Airmetal is seeking a Lead Aerospace Engineer to direct the design of a new uncrewed aircraft from requirements definition through configuration selection, aerodynamic design, prototype…
Added 1 hour ago
Corporate Compliance, Supplier Quality & Regulatory Affairs Engineer
Napoleon
Barrie, ON
$82,400 to $113,300 CAD / year
Full-time
The Corporate Compliance & Quality Engineer is responsible for building, supporting and maintaining the organization's global product compliance, supplier quality, food contact compliance,…
Added 1 hour ago
Technical Program Manager
HCLTech
Vancouver, BC
$120,000 to $135,000 CAD / year
Full-time
API, integration, and performance testing concepts
Added 1 hour ago
DSP Application Engineer, Principal
Qualcomm
Ottawa, ON
Full-time
…connected future for all. As a Qualcomm Hardware Application Engineer, you will provide technical expertise of hardware through trainings, product demonstrations, and the design, debug,…
Added 1 hour ago
Corporate Compliance, Supplier Quality & Regulatory Affairs Engineer
Napoleon
Barrie, ON
Full-time
The Corporate Compliance & Quality Engineer is responsible for building, supporting and maintaining the organization's global product compliance, supplier quality, food contact compliance,…
Added 2 hours ago
Systems Administrator
Eckler Ltd. / Eckler ltée
Toronto, ON · Greater Toronto Area, Canada
$82,000 to $95,000 CAD / year
Full-time
Reporting to the Senior Infrastructure Engineer, the Systems Administrator supports the security, reliability, performance, and continuous improvement of Eckler’s hybrid technology…
Added 2 hours ago
Dedicated Support Engineer - Toronto
OpenAI
Canada
Full-time
…challenges, authentication errors, unexpected product behavior, performance degradation, and production…
Added 3 hours ago
Prompt Engineer - Early Career (Canada)
Jobright.ai
Canada
Full-time
…job search process. They are seeking an early-career Prompt Engineer to craft and evaluate prompts that enhance the performance of AI outputs across user-facing…
Added 3 hours ago
Professional Engineering - Air Systems/Pneumatics - Aerospace | Dorval, QC, CAN | Exp: 5-10 Years
TechOrient Technology Services
Dorval, QC
Full-time
Act as a systems engineer and carry out pneumatics discipline activities
Added 3 hours ago
Principal Analog Mixed-Signal Design Engineer
Astera Labs
Toronto, ON
…the heart of it. As a Principal Analog Mixed Signal Design Engineer, you will architect and design the high-performance analog and mixed-signal circuits that anchor our SerDes, PHY, and…
Added 4 hours ago
Senior Data Engineer
HOOPP (Healthcare of Ontario Pension Plan)
Toronto, ON
$103,000 to $153,000 CAD / year
Full-time
…financial future for the healthcare community. As a Senior Data Engineer, you will design and build the data foundations (spanning structured and unstructured data on AWS) that turn raw…
Added 4 hours ago
Senior Data Solutions Engineer
HOOPP (Healthcare of Ontario Pension Plan)
Toronto, ON
$103,000 to $153,000 CAD / year
Full-time
…transactions, valuations, and market data. As a Senior Data Solution Engineer, reporting to the Senior Manager, Investment Data Operations, you will own outcomes from first detection…
Added 4 hours ago
Azure DevOps engineer
IFG - International Financial Group
Vancouver, BC · Greater Vancouver, BC
Contract
Title: DevOps Engineer – Azure DevOps, CI/CD & Agentic AI
Added 4 hours ago
Product Development and Industrialization Lead
Global Traffic Group
St. Albert, AB
Drive Down Cost: Reduce unit cost, assembly time, rework, and scrap without compromising performance or field reliability.
Added 4 hours ago
Senior DevOps Engineer
Boeing
Richmond, BC · Vancouver, BC · CAN - Richmond, Canada
Full-time
Boeing Vancouver is seeking a Senior DevOps Engineer, reporting to the Manager of Defence & Government Services working out of the Richmond, BC office.

Questrade Financial Group

Technology - Brokerage Engineering - Principal Software Engineer

Toronto, ON, Canada

Pay: Base salary range: $130,000 - $170,000
Experience: 8+ years of professional software development experience, with a proven track record of shipping successful, large-scale full-stack applications.
Posting language: English
Posted: Sep 25, 2026

Apply About employer

Applications open in a new tab.

Original job description

Questrade Financial Group (QFG), through its companies - Questrade, Questbank, Questrade Wealth Management, Community Trust Company, Zolo, and Flexiti, provides securities and foreign currency investment, professionally managed investment portfolios, mortgages, real estate services, financial services and more. We use cutting-edge technology to help Canadians become much more financially successful and secure.

At QFG, we combine human-centric collaboration with AI-driven innovation to redefine financial services. The ideal candidate will be a catalyst for change, using AI to transform and deliver unparalleled customer experiences and shaping a future where AI empowers our teams to do their best work.

Join our diverse, inclusive, and hybrid workplace to unleash your creativity and nurture your curiosity without limits. If you share this sense of infinite possibility, come shape your future at QFG.

What’s in it for you as an employee of QFG?

Health & wellbeing resources and programs
Paid vacation, personal, and sick days for work-life balance
Competitive compensation and benefits packages
Work-life balance in a hybrid environment with at least 3 days in office
Career growth and development opportunities
Opportunities to contribute to community causes
Work with diverse team members in an inclusive and collaborative environment

This job posting is for an existing vacancy

We’re looking for our next Principal Software Engineer. Could It Be You?

The Principal Software Engineer is a hands-on technical leader who owns the design and delivery of complex systems within the squad’s portfolio. You will act as a force-multiplier for your team, leading the execution of highly complex engineering tasks and proactively expanding your technical scope to drive broader impact across the platform.

Leveraging your expert knowledge of C# .NET, you will drive technical excellence within your domain. You will support the Engineering Team Lead by setting high standards for innovation, mentoring engineers, and making key architectural decisions that ensure our digital investing platforms are scalable, performant, and robust.

Need more details? Keep reading…

In this role, responsibilities include but are not limited to:

Key Responsibilities

Technical Delivery & Ownership: Maintain ownership of systems within the squad’s portfolio, proactively expanding scope to drive broader technical impact. Lead the delivery of highly complex tasks, ensuring exceptional quality within expected timelines.
Architecture & Solution Design: Propose engineering solutions for highly complex systems within your domain. Collaborate with technical stakeholders on prototyping and research to influence the definition of solution architecture.
Leadership & Mentorship: Act as a technical leader within the team, performing highly complex engineering tasks while supporting the Engineering Team Lead and other engineers on implementation details. Mentor team members by reviewing code, sharing expertise, and guiding them through complex technical challenges.
Optimization & Troubleshooting: Troubleshoot and optimize solutions for highly complex issues. Apply expert knowledge to resolve performance bottlenecks in real-time data streaming, database queries, and client-side rendering.
Quality Assurance: Define and execute complex test plans, including unit, integration, and performance tests. Ensure the team follows industry best practices for quality and automation.
Innovation: Stay up-to-date on industry trends and evaluate new technologies. Make decisions on localized system choices (e.g., library selection, code refactoring) within established frameworks and approved technologies.
Collaboration & Communication: Collaborate closely with cross-functional teams (Product, Design) to translate business requirements into technical solutions. Clearly explain complex technical concepts to both technical and non-technical teammates. Write clear documentation and design proposals.

So are YOU our next Principal Software Engineer? You are if you…

BS or Master’s degree in Computer Science, Information Systems, Systems Engineering, or a related field (or equivalent combination of education and experience).
8+ years of professional software development experience, with a proven track record of shipping successful, large-scale full-stack applications.

Backend Expertise: Deep expertise in C# .NET (or expert-level knowledge in another modern backend language like Java, Go, Python, or Node.js with a willingness to work in .NET). C++ nice to have.
API Design: Proven experience architecting and building scalable RESTful and WebSocket APIs.
Software Design: Deep understanding and application of object-oriented programming (OOP), SOLID principles, and other software design patterns.
Architecture: Mastery of event-driven architecture and message queues (e.g., PubSub, Kafka, RabbitMQ). Expert knowledge of engineering principles and strong knowledge of multiple architectural patterns.
Data & Cloud: Strong experience with SQL and NoSQL databases, as well as major cloud providers (AWS, GCP, or Azure).
Core Frontend: Mastery of JavaScript/TypeScript and modern frontend ecosystems.

Leadership & Soft Skills

Ability to exceptionally perform and lead others on highly complex engineering tasks by applying or researching best solutions.
Proven experience acting as a technical reference and supporting team decision-making.
Strong ability to document technical solutions and lead technical discussions within the team.
Excellent analytical skills to troubleshoot highly complex issues and propose efficient engineering solutions.

Compensation Information:

Base salary range: $130,000 - $170,000
The final compensation package will be commensurate with the successful candidate's experience, skills, and geographic location (Canada). It includes a comprehensive benefits plan and a competitive incentive (bonus) program for Full-Time Permanent roles.

Sounds like you? Click below to apply!

At Questrade Financial Group of Companies, with multiple office locations around the world, we are committed to fostering a diverse, inclusive and accessible work environment. This is an environment where individuals are treated with dignity and respect. Here, the unique skills and experience you bring will be valued. You will be supported and motivated, so that you can harness your unlimited potential. Our team reflects the diversity of the communities we serve and operate in. Having a collaborative and diverse team helps us push boundaries to bring the future of fintech into existence - not only for the benefit of our customers, but for those who build their career with us.

Questrade Financial Group of companies Applicant Tracking System utilizes artificial intelligence (AI) for application screening. The AI system operates on predetermined criteria, with final decisions subject to human review.

Candidates selected for an interview will be contacted directly. If you require accommodation during the recruitment/selection process, please let us know and we will work with you to meet your needs.

Apply About employer

More about this job

Responsibilities

The Principal Software Engineer will lead the design and delivery of complex systems while acting as a technical mentor to the engineering team. They are responsible for driving technical excellence, optimizing system performance, and collaborating with cross-functional teams to translate business requirements into scalable solutions.

Requirements

Candidates must have at least 8 years of professional software development experience with deep expertise in C# .NET and full-stack application development. A degree in Computer Science or a related field is required, along with mastery of modern architectural patterns and cloud technologies.

Skills

C# .NET
Software architecture
API design
RESTful APIs
WebSocket APIs
Event-driven architecture
Message queues
SQL
NoSQL
JavaScript
TypeScript
Cloud computing
Technical leadership
Mentorship
Performance optimization
System design

Benefits

Health and wellbeing resources
Paid vacation
Personal days
Sick days
Competitive compensation
Benefits packages
Career growth and development opportunities

Visa sponsorship

Not detected in the job text

Keywords

C#
.NET
Software Engineering
Fintech
API
RESTful
WebSocket
Event-driven architecture
PubSub
Kafka
RabbitMQ
SQL
NoSQL
AWS
GCP
Azure
JavaScript
TypeScript
Full-stack
Object-oriented programming
SOLID principles
Cloud computing
System design
Performance tuning
Technical leadership
Mentorship
Agile
Brokerage
Investment platforms
Software development

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