Principal Software Engineer

Principal Software Engineer

Technology Jobs - Ontario, CanadaLondon,Ontario

Join Team CARFAX as Principal Software Engineer

Isn't it time you bragged about where you work? At CARFAX, we do, every day. We pride ourselves on being mission-focused on helping to grow a brand built on accuracy and integrity. We care deeply about our products and our customers. We’re more than just a company: We help millions of consumers make more-informed decisions every day. We know that our teammates are our most valuable asset, and we value a balanced life while tackling challenging projects in a fast-paced environment.

What makes our Tech Culture Amazing?

We’re passionate about having a creative and innovative environment where our developers collaborate and continuously learn and grow. Autonomy is a key pillar of our tech culture. Our developers have the freedom to bring new tools, frameworks, and ideas to the table knowing their voice will be heard. We’re not afraid of trying new things;
if the case is made fora new technology or approach, our developers know it will be tried.

At CARFAX, we believe in the power of teamwork and value in-person interactions so that we can collaborate and thrive together. This position will require 2 days per week in our London,ON office subject to change with future business needs.

A typical day will have you:

• Working in a dynamic, agile, matrix environment supporting high-use, modern applications.
• Participating in daily huddles and other Scrum ceremonies.
• Writing high-performing, robust code to guarantee fast and accurate delivery of new system features on high-visibility projects.
• Apply best practices for architecture, security, and performance of complex systems primarily in Typescript.
• Participating in design decisions, including technology research and prototyping.
• Utilizing test driven development and continuous integration methods.
• Developing thorough testing and monitoring approaches.
• Getting exposed to a broad range of technologies to continually improve your skills.
• Collaborating closely with other developers, Architects, UX designers, Project and Product Managers, support teams and other stakeholders.
• Sharing your knowledge with other team members and across the organization via guilds and inter-team coordination.
• Documenting processes, architecture, maintenance, actions and decisions.
• Ensuring adequate Non-Functional Requirements are implemented and updated throughout the application lifecycle.
• Promoting high quality and adequate software design through a disciplined development methodology.
• Augmenting and adjusting team processes and practices towards continuous improvement.
• Give team members feedback and coaching on technical skill gaps necessary for growth.

Required Experience:

• 8+ years of experience in software design and development of complex systems.
• Knowledge of Full Stack software development.
• Experience with Back-End languages (such as Java, Kotlin, C#, Go and Python).
• Experience with Front-End languages (such as JavaScript, Node.Js, Typescript, HTML5 and CSS3).
• Experience with modern front-end JavaScript Libraries (such as Reactjs, Vue or Angular).
• Experience with client/server architecture and building APIs and services using REST or GraphQL.
• Experience with Kubernetes, Docker and BigData is an advantage.
• Experience with Relational and NoSQL database systems (such as MySQL, Mongo, DynamoDB or Elasticsearch).
• Experienced with developing in AWS cloud environment.
• Experience with Continuous Integration / Delivery such as Gitlab CI/CD
• Experience with Containerization (such as Docker).
• Experience with application monitoring and alerting systems and standards (such as New Relic, OTEL, CloudWatch, ITIL, Prometheus, PagerDuty).
• Knowledge of microservices architectural pattern.
• Experienced with full SDLC development including design, building, testing, deployment, upgrade and support.
• Ability to work and collaborate effectively in a matrix team environment as well as independently.
• Ability to provide leadership and mentor engineers through complicated technical challenges.
• Ability to give team members opportunities to grow by delegating tasks and not being a “superhero”.
• Ability to give team members feedback and coaching.

Preferred Experience:

• Experience with OAuth2.0, OIDC, or other modern authentication frameworks and conventions.
• Experience with SEO and Site Speed.
• Experience with A/B testing.
• Supported applications in multiple markets and time zones and languages (e.G. Canada).
• Experience with software development using AI Coding Toolsets (such as Co-Pilot, Claude Code) and AI SDLC Frameworks (such as AIDLC).

What’s in it for you:

• Competitive compensation, benefits and generous time-off policies
• 4-Day summer work weeks and a winter holiday break
• 401(k) / DCPP matching
• Annual bonus program
• Casual, dog-friendly, and innovative office spaces.
• For a comprehensive list of benefits, please visit our website: .

Don’t just take our word for it:

• 10X Virginia Business Best Places to Work
• 10X Washington Post Top Workplace
• 9X Washingtonian Great Places to Work
• St. Louis Post-Dispatch Best Places to Work.

Benefits:

Join a company that values your total wellbeing. Carfax offers competitive compensation, comprehensive healthcare coverage, and the chance to make a meaningful impact in an industry-leading organization. Our benefit offerings can be found at: CARFAX Careers .

About CARFAX and S&P Global Mobility
S&P Global has recently announced the intent to separate our Mobility Segment into a standalone public company.
CARFAX, part of S&P Global Mobility, helps millions of people every day confidently shop, buy, service and sell used cars with innovative solutions powered by CARFAX vehicle history information. The expert in vehicle history since 1984, CARFAX provides exclusive services like CARFAX Used Car Listings, CARFAX Car Care, CARFAX History-Based Value and the flagship CARFAX® Vehicle History Report™ to consumers and the automotive industry. CARFAX owns the world’s largest vehicle history database and is nationally recognized as a top workplace by The Washington Post and Glassdoor.Com. Shop, Buy, Service, Sell – Show me the CARFAX™. S&P Global Mobility is a division of S&P Global (NYSE: SPGI). S&P Global is the world’s foremost provider of credit ratings, benchmarks, analytics and workflow solutions in the global capital, commodity and automotive markets.

US Equal Opportunity Employer Statement: CARFAX is an

Canadian Equal Opportunity Employer Statement: CARFAX Canada is an equal opportunity employer, and all qualified candidates will receive consideration for employment without regard to race/ethnicity, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, marital status, military veteran status, unemployment status, or any other status protected by law.

We’re committed to providing accommodations by request for candidates taking part in all aspects of the recruitment and selection process. For a confidential inquiry or to request an accommodation, please contact your recruiter or email View email address on ca.hrm.tc .

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