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Lead Architect – Oceania Tax Technology (CTO Tax Office)
Are you ready to lead the transformation of enterprise architecture and cutting‐edge technology solutions? EY Oceania Tax Technology is looking for a Lead Architect to join the Office of the CTO and help drive our vision across a dynamic portfolio.
As our Lead Architect, you will play a pivotal role in defining and governing end‐to‐end architecture, balancing solution and infrastructure design, and ensuring delivery excellence for EY clients. You will work at the forefront of cloud, AI, generative AI, agentic systems, and the Microsoft technology stack, influencing business strategy and delivering practical, scalable, and secure architectures.
Your Key Responsibilities
* Lead the development and implementation of an architecture vision and roadmap that aligns with business goals, technology strategies, and global standards.
* Architect and govern scalable cloud‐based solutions, especially leveraging the Microsoft stack and Azure, while promoting modern engineering practices.
* Oversee data, AI, and emerging technologies by ensuring responsible AI practices, regulatory compliance, and the creation of self‐service tools.
* Establish and manage architecture governance and quality processes, including design reviews, standards compliance, and risk escalation.
* Provide technical leadership, engage senior stakeholders, and mentor architects and engineers to ensure effective communication and successful delivery of architectural decisions.
Skills and Attributes for Success
* Extensive experience in senior solution architecture or software architecture roles within complex environments.
* Strong cloud architecture experience, with Azure strongly preferred.
* React and/or Angular for web front‐end.
* Proven experience designing large‐scale, multi‐tenant, fault‐tolerant, and highly available systems. Strong understanding of distributed systems, asynchronous architectures, and security by design.
* Experience designing and delivering AI, machine learning, or generative AI solutions.
* Excellent communication skills with the ability to influence and guide senior stakeholders.
Leadership Attributes
* Strategic thinker with a strong product and value mindset.
* Comfortable operating in ambiguity and complex environments.
* Outcome focused and accountable for delivery results.
* Credible, calm, and influential with senior stakeholders.
* Collaborative leader who enables teams rather than creating bottlenecks.
What Success Looks Like
* Clear, reusable architecture patterns adopted across the portfolio.
* Reduced delivery friction and rework through early architectural guidance.
* Improved consistency in security, quality, and non‐functional outcomes.
* Faster and safer adoption of AI and emerging technologies.
* Strong alignment between business priorities, technology strategy, and delivery execution.
What We Can Offer You
* Career development: development with future‐focused skills and world‐class experiences.
* Flexible work arrangements: balanced professional and personal life with trust and autonomy.
* A comprehensive benefits package: wellness incentive, additional 8 weeks of flex leave per year, family‐friendly policies including 26 weeks of gender‐neutral paid parental leave.
* Competitive salary open to negotiation depending on skills and experience.
We encourage applications from people of all ages, nationalities, abilities, cultures, sexual orientations, and genders. EY is committed to providing an equitable and barrier‐free recruitment experience for all.
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