Technology - Brokerage Engineering - Principal Software Engineer

Questrade Financial Group; Toronto; Hybrid; CAD 130,000 - 170,000; Full time

Benefits offered by this job

Health & wellbeing programs

Paid vacation & sick days

Competitive compensation & benefits

Hybrid with 3+ days in office

Career growth opportunities

Community involvement

Diverse and inclusive team

Job summary

Questrade Financial Group seeks a Principal Software Engineer to own design and delivery of complex systems within the squad. You will lead highly complex tasks, mentor engineers, and drive architectural decisions to ensure scalable and robust investing platforms.

Experts in Node.js and JavaScript/TypeScript with a strong eagerness to work in C# .NET and some C++ are preferred. Collaboration with Product and Design will be essential to translate requirements into technical solutions, with a

Qualifications

• BS or MS in Computer Science, Information Systems, or related field.
• 8+ years of professional software development experience.
• Strong backend JS/TS with eagerness to work in C# .NET; C++ is a plus.

Responsibilities

• Own design and delivery of complex systems within the squad's portfolio.
• Lead the execution of highly complex engineering tasks with quality and timelines.
• Mentor engineers and review code to drive tech excellence.
• Propose solutions, prototype, and influence architecture decisions.

Skills

Node.js

TypeScript

JavaScript

C#

C++

REST APIs

WebSocket

OOP

SOLID

Event-driven

Kafka

RabbitMQ

SQL

NoSQL

AWS

GCP

Azure

Frontend JS/TS

AI-assisted development

Education

BS or Master’s degree in Computer Science

Tools

Docker

Kubernetes

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 Node.js, you will drive technical excellence within your domain, with an eagerness to also work in C# .NET. 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…

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 Node.js and modern JavaScript/TypeScript backend development, with a strong eagerness to work in C# .NET. Experience with C++ is 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.
• AI‑Assisted Development: Eagerness to integrate AI tools (e.g., Claude) into daily engineering workflows — code generation, review, debugging, and documentation — to accelerate delivery and improve quality.

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.

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.