Senior .NET/React Full-Stack Developer

RBCx pursues big, bold ideas and leverages RBC’s extensive experience, networks, and capital to help shape what’s next. Our four pillars – Banking, Capital, Platform, and Ventures – combine to support tech businesses of all sizes and stages, making us the go-to backer of Canadian innovation. Our people are our most valuable assets, which is why we invest deeply in making sure RBCx isn’t just a place to work, but a place to belong. We’re currently looking for ambitious trailblazers and curious minds who want to help grow the next generation of Canadian tech companies. If that’s you, we can’t wait to connect.

What is the opportunity?

You’ll play a key role in advancing our medical billing applications, driving innovation to maximize efficiency and effectiveness across Dr. Bill’s platform. This role combines frontend expertise in React with backend proficiency in .NET to create scalable, user-centric tools that streamline workflows and empower agents to deliver exceptional service.

About Dr.Bill: Dr.Bill is an RBCx Ventures company that is working to take the pain out of medical billing and get doctors paid accurately. We are a high-growth company that currently serves 8,000+ doctors across 3 provinces. You’ll join as an employee of RBC and get all the perks of working for a big company, but with a start-up mindset and the agility to move quickly.

What will you do?

• Backend Development: Develop robust, high-performance .NET Core (C#) applications, APIs (SOAP/REST), and database integrations to support agent workflows.
• Frontend Development: Design and implement intuitive, responsive interfaces using React, Material UI, TypeScript, HTML, and CSS to improve agent productivity.
• Architecture & Integration: Engineer scalable frontend/backend solutions, ensuring seamless integration between React components and .NET services.
• Testing & Quality: Write unit, integration, and functional tests using modern testing frameworks (Vitest/Jest-compatible, Playwright) and React Testing Library to ensure reliability and performance.
• Collaboration: Work closely with product, design, and engineering teams to refine requirements, participate in code reviews, and contribute to sprint planning.
• Documentation & Best Practices: Create clear technical documentation, enforce coding standards, and mentor team members on best practices.
• Agile Delivery: Track progress via Jira or Kanban, estimate effort, and deliver projects on time in a fast-paced, iterative environment.

What do you need to succeed?

Must have

• 5+ years of experience in React (with Material UI) and .NET Core (C#, MVC, REST/SOAP APIs).
• Strong proficiency in TypeScript, HTML, CSS, and frontend build tools (Webpack, npm).
• Deep experience with databases (relational) and data structures
• Expertise in unit/integration testing and CI/CD pipelines.
• Ability to design scalable frontend/backend architectures and integrate APIs.
• Excellent communication skills for cross-functional collaboration.
• Experience with Git, Jira, and async teamwork tools (Slack, Confluence).

Nice to have

• Post-secondary degree in Computer Engineering or equivalent experience.
• Familiarity with cloud environments (Docker, Kubernetes) and DevOps tools (GitHub, SonarQube).
• Exposure to Ruby, Python, and Rust.
• Experience with ORM solutions (e.g., Entity Framework/NHibernate).
• Experience with compliance standards (ISO 27001, SOC 2) and application security.
• Knowledge of monitoring tools (Dynatrace, Splunk) and Open API specifications.
• Authentication experience with OAuth 2.0/OIDC and JWT token management.

RBC is committed to supporting flexible work arrangements when and where available. Details to be discussed with Hiring Manager.

What’s in it for you?

We thrive on the challenge to be our best, progressive thinking to keep growing and working together to deliver trusted advice to help our clients thrive and communities prosper. We care about each other, reaching our potential, making a difference to our communities, and achieving success that is mutual.

• A comprehensive Total Rewards Program including bonuses and flexible benefits, competitive compensation, commissions, and stock where applicable
• Leaders who support your development through coaching and managing opportunities
• Ability to make a difference and lasting impact
• Work in a dynamic, collaborative, progressive, and high-performing team
• A world-class training program in financial services
• Opportunities to do challenging work

If you’re looking for more information about RBCx, visit our website or connect with us on Twitter and LinkedIn. #RBCx

Job Skills

Application Development, Application Integrations, Application Maintenance, Applications Architecture, Detail-Oriented, Enterprise Application Delivery, Group Problem Solving, Programming Languages, Software Development Life Cycle (SDLC), System Applications

Additional Job Details

20 KING ST W:TORONTOTorontoCanada37.5Full timeTECHNOLOGY AND OPERATIONSRegularSalaried2026-04-282026-05-13

Note: Applications will be accepted until 11:59 PM on the day prior to the application deadline date above

Our Employment Opportunities

At RBC, we are guided by living shared values of Client First, Integrity, Collaboration, Respect and Excellence and winning together as One RBC. We believe an inclusive workplace that has diverse perspectives is core to our continued growth as one of the largest and most successful banks in the world. Maintaining a workplace where our employees feel supported to perform at their best, effectively collaborate, drive innovation, and grow professionally helps to bring our Purpose to life and create value for our clients and communities. RBC strives to deliver this through policies and programs intended to foster a workplace based on respect, belonging and opportunity for all.

RBC is presently inviting candidates to apply for this existing vacancy. Applying to this posting allows you to express your interest in this current career opportunity at RBC. Qualified applicants may be contacted to review their resume in more detail.