Principal Software Engineer, MarTech Platforms

You are as unique as your background, experience and point of view. Here, you’ll be encouraged, empowered and challenged to be your best self. You'll work with dynamic colleagues - experts in their fields - who are eager to share their knowledge with you. Your leaders will inspire and help you reach your potential and soar to new heights. Every day, you'll have new and exciting opportunities to make life brighter for our Clients - who are at the heart of everything we do. At Sun Life, we're driven by our Purpose: helping our Clients achieve lifetime financial security and live healthier lives. Our values shape how we work: caring, authentic, bold, inspiring, and impactful. When you join Sun Life, you'll work with passionate colleagues and empowering leaders who support your growth and celebrate your contributions, so you can make a meaningful difference in our Clients' lives. Discover how you can make a difference in the lives of individuals, families and communities around the world.

Job Description:

Operating at the intersection of MarTech, software engineering, data platforms, and digital experience delivery, you'll help drive Sun Life's transition to a modern, composable, warehouse-native architecture powered by Snowflake, cloud-native technologies, and event-driven platforms. If you're passionate about building scalable solutions that impact millions of customers while influencing enterprise technology strategy, we'd love to hear from you.

What You'll Do?

Lead MarTech & Customer Engagement Engineering

• Define and execute the technical strategy for Sun Life's customer engagement and marketing technology platforms.
• Design and implement capabilities across customer data, audience management, journey orchestration, personalization, decisioning, and channel activation.
• Establish reusable platform patterns that drive scale across business lines.
• Champion composable and warehouse-native architectures that accelerate delivery and simplify operations.

Activate Customer Data at Scale

• Help establish Snowflake as the foundation of Sun Life's customer engagement ecosystem.
• Develop activation patterns that enable customer data to seamlessly power marketing, digital, service, and advisor experiences.
• Define customer data models, identity frameworks, event architectures, and integration standards.
• Deliver batch, near real-time, and real-time engagement capabilities.

Build Enterprise-Grade Platforms & Integrations

• Design APIs, microservices, and event-driven services connecting marketing, digital, and enterprise systems.
• Develop scalable integration patterns across SaaS platforms, core business systems, mobile applications, and web experiences.
• Leverage cloud-native technologies, event streaming, and platform engineering practices to improve efficiency and reusability.
• Ensure solutions are secure, resilient, observable, and aligned with enterprise architecture standards.

Influence Enterprise Technology Direction

• Partner with Product, Marketing, Architecture, Data Engineering, and Agile teams to define platform roadmaps and strategic priorities.
• Lead architectural discussions and influence critical technology decisions.
• Evaluate build-versus-buy opportunities, manage technical debt, and identify modernization initiatives.
• Mentor engineers and provide technical leadership across teams and communities of practice.

Champion Engineering Excellence

• Establish best practices for DevSecOps, CI/CD, testing, observability, and release management.
• Drive automation and operational efficiencies across engineering teams and platforms.
• Foster a culture of innovation, continuous improvement, and technical excellence.

What You'll Bring?

MarTech Expertise

• Deep experience designing and implementing enterprise-scale MarTech solutions.
• Strong knowledge of: Customer Data Platforms (CDPs) Journey orchestration Marketing automation Personalization and decisioning Customer identity and consent management Omnichannel activation
• Experience with platforms such as: Adobe Experience Platform (AEP) / Adobe Target Hightouch Salesforce Data Cloud Braze
• We value your ability to architect, integrate, and scale customer engagement solutions more than expertise in any one platform.

Data & Platform Engineering

• Hands-on experience with Snowflake or modern cloud data platforms.
• Expertise in warehouse-native activation and composable architecture patterns.
• Strong understanding of customer data models, APIs, integrations, and event-driven architectures.
• Familiarity with Kafka, streaming technologies, and modern data ecosystems.

Software Engineering Leadership

• 10+ years of software e