Information Technology - Senior Principal/Principal Engineer

THE ROLE

As the Senior Principal / Principal Engineer, Enterprise Integrations, you will:

• Define the multi-year technical vision and system design for Aritzia’s foundational platforms - including enterprise integrations, identity, customer data, and event-driven architectures - ensuring alignment with our business and architecture north stars
• Serve as the definitive technical authority across multiple domains, providing executive-level advisory to Technology leadership on complex implementation challenges, technology selection, build vs. buy decisions, and implementation risk
• Demonstrate expert-level, hands-on coding proficiency when the most critical technical challenges require it, writing production-quality code and setting the bar for engineering craftsmanship
• Translate architectural intent into resilient, scalable, and operationally sound implementations, challenging assumptions and improving decisions where warranted
• Own end-to-end platform quality attributes: high availability (targeting 99.99%), performance, cost efficiency, security, observability, and operational excellence
• Establish and evolve engineering standards, platform practices, and workflows adopted across the organization, including trunk-based development, CI/CD, feature flagging, automated testing, chaos engineering, and safe deployment practices
• Lead engineering maturity initiatives - code development standards, observability, SRE practices, and Communities of Excellence - increasing engineering throughput and velocity across teams
• Mentor and elevate Staff and Senior Engineers across multiple teams, acting as a force multiplier that accelerates delivery and builds engineering excellence at Aritzia
• Drive AI-enabled developer velocity through adoption of modern practices and tools (GitHub Copilot, spec-driven development, AI-assisted code review and security scanning)
• Influence technology strategy and investment decisions through technical insight into feasibility, risk, cost, and long-term business impact

THE QUALIFICATIONS

The Senior Principal / Principal Engineer, Enterprise Integrations has:

• Proven and best-in-class skills, applicable certifications, education and/or experience
• Bachelor's degree in Computer Science, Information Systems, Information Technology, or equivalent experience; Master's preferred
• 15+ years of progressive software engineering experience, including 7+ years of technical leadership designing and scaling resilient distributed systems in fast-growing consumer or retail ecosystems
• Expert-level coding ability across multiple languages and frameworks (e.g., Java/Spring Boot, Python, C#), with a track record of solving the most complex technical challenges hands-on
• Deep expertise in cloud-native architecture: AWS, Kubernetes, service mesh (e.g., Istio), Terraform/IaC, containerization, and GitOps-style CI/CD
• Proven track record designing and operating highly available, distributed, event-driven systems with 99.99% availability SLAs, driving structural cost efficiency without compromising resilience or security
• Deep experience with enterprise integration and API platforms: API gateways (Apigee, Kong), orchestration, canonical models, and governed downstream consumption at scale
• Experience building identity and customer data platforms, including omni customer profiles, common identifiers across digital and retail, consent, and vendor evaluation for identity solutions
• Strong background in observability and operational excellence: New Relic, Datadog, Splunk, proactive monitoring, MTTx metrics, chaos engineering, and performance engineering
• Experience defining enterprise semantic layers and canonical models - taxonomies, ontologies, and knowledge graphs - used across multiple product teams and business domains
• Exposure to AI-driven systems: optimization, predictions, agents, LLM-powered applications, and AI-assisted developer tooling (AWS AI-DLC, OpenSpec, SpecKit, Claude Code, GitHub Copilot, OpenAI Codex)
• Recognized ability to mentor and elevate Staff and Senior Engineers at scale, and to lead engineering Communities of Excellence
• Demonstrated ability to influence VP and C-level stakeholders through clarity of technical thought, balanced trade-off analysis, and business-aligned recommendations
• Experience in retail, e-commerce, or similarly complex consumer domains strongly preferred
• A commitment to learn, apply, champion and enrich Aritzia's Values and Business and People Leadership principles
• The skills to collaborate strategically with cross-functional partners in the pursuit of shared business outcomes
• The ability to set clear objectives and design a strategy that inspires the team
• A dedication to quality and investing in results and new business opportunities that add value

THE PERKS

Some of the industry-leading benefits you will receive working at Aritzia:

• Product Discount — Maybe you’ve heard of our famous product discount? Or our exclusive private shopping events? You have now.
• Baby Leave Program — We provide up to 16 weeks of paid time to support you and your growing family.
• Aritzia Virtual Wellness — Because your health, happiness and safety matter, we provide 24/7 resources to support you in your wellbeing goals, whether they’re physical, mental, social or financial.
• Aspirational Workplace — Our offices are specially designed to be spaces of creativity, productivity and inspiration.
• Amenities — Additional amenities include a private parent’s room, shower facilities with elevated complementary conveniences, bike rooms and more.
• The Extras — We also offer a multitude of other perks like snacks and refreshments, dry-cleaning, hotel, restaurant discounts, health and wellness discounts, and self-care promos.

ARITZIA

Aritzia is an Equal Employment Opportunity employer. Our goal is to be inclusive, diverse, and representative of the communities where we work while creating an environment where every person can enjoy a successful career. This commitment applies to all candidates and employees regardless of race, ethnicity, citizenship, creed, place of origin, religion, sex, gender identity, gender expression, sexual orientation, family status, marital status, disability, age, and any other protected characteristic.

Requests for accommodation due to a disability or any other protected characteristic can be made at any stage of the recruitment process and during employment by contacting our People & Culture Team.

We’re committed to making your experience positive and transparent. Please note, our recruiters will only contact you using an @aritzia.com email address. If you receive recruitment-related messages from other domains, please disregard them.