Senior Principal Engineer

Experian is a global data and technology company, powering opportunities for people and businesses around the world. We help to redefine lending practices, uncover and prevent fraud, simplify healthcare, create marketing solutions, and gain deeper insights into the automotive market, all using our unique combination of data, analytics and software. We also assist millions of people to work towards their financial goals and help them save time and money.

We operate across a range of markets, from financial services to healthcare, automotive, agribusiness, insurance, and many more industry segments.

We invest in people and new advanced technologies to unlock the power of data. As a FTSE 100 Index company listed on the London Stock Exchange (EXPN), we have a team of 22,500 people across 32 countries. Our corporate headquarters are in Dublin, Ireland. Learn more at experianplc.com

Reporting to the SVP Software Engineering you will:

Architecture Leadership

• Guide the architecture vision for D2C platforms with a mobile-first and AI-native mindset
• Define roadmaps across mobile and web with emphasis on scalability, maintainability, and rapid experimentation
• Champion modern patterns including micro frontends, server-driven UI (SDUI), BFF, and serverless systems
• Apply enterprise architecture principles and standards while balancing near-term delivery and long-term platform goals
• Build for leverage by creating reusable frameworks, automation, and internal tooling to accelerate teams
• Integrate AI into every layer of architecture to support thoughtful, agentic system design.

Platform and Technical Leadership

• Lead technical design across consumer products and internal platforms
• Shape cohesive end-to-end architecture spanning APIs, services, and frontends
• Guide strategic areas such as identity, content delivery, personalization, and A/B testing
• Support agent-based automation and apply MCP to enable scalable AI workflows
• Ensure, security, observability, and operational excellence across systems

Collaboration and Influence

• Be a technical partner across product, data, cybersecurity, and platform teams
• Mentor engineers and architects across domains
• Promote adoption of tools like GitHub Copilot, Cursor, Claude, and LLM-integrated workflows
• Advance system-level thinking and reusability through shared scaffolds and frameworks

Innovation and Organizational Impact

• Lead the Exponential Engineer Initiative to grow AI-first engineering through reusable agents, automation, and internal platforms
• Promote agent-based design, prompt abstraction, and developer enablement across teams
• Evaluate and apply latest technologies, especially Generative AI, to improve engineering and results.

• 8+ years in software engineering, with 5+ in architecture or principal roles
• Experience with mobile (iOS/Swift, Android/Kotlin) and web (React, Angular) platforms
• Expertise in microservices, GraphQL, API-first design, and AWS-native systems
• Familiarity with SDUI, distributed systems, and resilient architecture
• Operational experience in monitoring, observability, and incident response
• Background in consumer tech domains like credit, personal finance, or marketplaces
• Experience with headless CMS, rules engines, experimentation, and personalization
• Experience with AI agent design, LLM orchestration (such as MCP), and integration of AI tools into developer workflows
• Proficiency or active use of GitHub Copilot, Cursor, Claude, and prompt-based development tools
• Experience in developer enablement, automation platforms, or engineering transformation initiatives.

Benefits/Perks

• Great compensation package and bonus plan
• Core benefits including full medical, dental, vision, and matching 401K
• Flexible schedule, ability to work remotely, hybrid, or in-office
• Flexible time off, including volunteer time off, vacation, sick, and 12-paid holidays

Additional Information

Our uniqueness is that we celebrate yours. Experian's culture and people are important differentiators. We take our people agenda very seriously and focus on what matters; DEI, work/life balance, development, authenticity, engagement, collaboration, wellness, reward & recognition, volunteering... the list goes on. Experian's people first approach is award-winning; Great Place To Work™ in 24 countries, FORTUNE Best Companies to work and Glassdoor Best Places to Work (globally 4.4 Stars) to name a few. Check out Experian Life on social or our Careers Site to understand why.

Experian is proud to be an Equal Opportunity and Affirmative Action employer. Innovation is an important part of Experian's DNA and practices, and our diverse workforce drives our success. Everyone can succeed at Experian and bring their whole self to work, irrespective of their gender, ethnicity, religion, color, sexuality, physical ability or age. If you have a disability or special need that requires accommodation, please let us know at the earliest opportunity.