The opportunityEY’s General Tax Centre of Excellence Data & AI team play a prominent role in leading client transformation initiatives that leverage Data & AI as core capabilities. The Co E seeks to architect reusable patterns and process blueprints to bootstrap scalability across all the EY Tax technology teams in all key markets.You will have an existing opportunity to stay on the leading edge of technology development and to contribute to the successful transformation of EY tax and its clients.Role PurposeThe Data & AI Lead role is responsible for designing and architecting agentic tax workflows, underpinned by AI‑ready data products and robust data engineering.This role sits at the intersection of:Tax domain understandingData architecture and engineeringApplied AI and agent orchestrationIt ensures that agents are fed with trusted, timely, well‑structured data and are deployed in a way that scales across clients and platforms.Key Responsibilities but not limited to:Agentic Workflow & AI DesignDesign agentic workflows for tax processes, including:task‑level agent responsibilitiesagent‑to‑agent communication patternshuman‑in‑the‑Loop and escalation modelsfeedback loops and agent performance monitoring and evaluationsDefine reusable agent blueprints aligned to Lean‑derived task definitionsApply leading edge agentic driven design and build methodologies eg. use of Codex, Factory ai,



Git Hub CopilotData Architecture & AI‑Ready Data ProductsDesign and oversee the build of AI‑ready data marts that:expose tax data at the right grainmaintain lineage and quality controlssupport deterministic and probabilistic reasoningLead data ingestion and transformation from:ERP systemstax platformssemi‑structured documentsexternal data sourcesAgent Governance & SecurityApply design led thinking to embed agent and workflow governance and security:Ensure compatibility and integration with client’s governance models and technology (eg. Microsoft Agent 365)Design and embedded real time controls and risk monitoringPlatform StrategyArchitect solutions deployable:within client environments (e.G. Service Now with workflow‑orchestrated agents), andwithin EY‑hosted platformsEnsure EY retains reusable IP through:agent blueprintsdata mart patternsorchestration logicdelivery assets eg. design and build agentssecurity & governance blueprintsCo E & Asset DevelopmentAct as technical authority within the Co EDevelop reference architectures, patterns, and acceleratorsSupport Po Cs, pilots, and scaled deploymentsRequired Experience & BackgroundBachelor's degree in computer science engineering or equivalent work experience. Advanced certifications in AI, machine learning, cloud computing or data engineering are highly advantageous.15+ years’ experience across data architecture, data engineering, and analytics including building SQL database, database designing and data modelling.Hands‑on experience with modern data platforms and AI tooling such as Azure ML, Databricks, MLflow, Lang Chain,



Lang Graph.Strong grounding in:data modellingdata governance and qualitylarge‑scale data integrationHands‑on experience applying AI/ML or advanced analytics in production environmentsProficient in programming or scripting languages: for instance, C++, Java, Python and key ML libraries (e.G. Py Torch, Py Spark, scikit‑learn, Hugging Face Transformers).Comfortable working with both business stakeholders and data & ai engineersExperience shaping technical strategy and operating modelsStrong verbal and written communication skillsExcellent problem solving skills and unsatiable desire to learn and keep up with technology developments.Desirable ExperiencePrior work in Tax Technology or Finance platformsExperience with agentic AI concepts, orchestration, or workflow‑driven automationExposure to cloud‑based data platforms and modern AI stacksSuccess MeasuresQuality and reusability of AI‑ready data martsStability and scalability of agent deploymentsSpeed from Lean design to working agentReuse of assets across clients and service linesWhat we offer youAt EY, we’ll develop you with future‑focused skills and equip you with world‑class experiences. We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. Learn more.Are you ready to shape your future with confidence? Apply today.To help create an equitable and inclusive experience during the recruitment process, please inform us as soon as possible about any disability‑related adjustments or accommodations you may need.

📌 Data And Ai Lead - Agentic Tax Processes And Platforms (Madrid)
🏢 Taxation
📍 Madrid