INV Senior Consultant, AI Engineer, AI&Data, UKI Northern Ireland

(INV) Senior Consultant, AI Engineer, AI&Data, UKI Northern Ireland

EY Belfast, Northern Ireland, United Kingdom

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Belfast or Derry/Londonderry

We are seeking a highly skilled AI Engineer with proven expertise in developing and deploying advanced machine learning and large language model (LLM) solutions that drive measurable business impact.

• Develop, and deploy end‑to‑end machine learning models for complex business problems across forecasting, optimization, and prediction domains
• Build and fine‑tune large language models (LLMs) for enterprise applications including document intelligence, conversational AI, and decision support systems
• Deep understanding of solving data science and AI enabled problems in supply chain, finance, commercial or operations domain or AI agents with reasoning capabilities using LLMs
• Adapt to a wide range of technical challenges across technologies to design a solution applicable to the business issue
• Translate business requirements into technical AI/ML features, model selection, architecture decisions
• Conduct exploratory data analysis and communicate insights
• Collaborate with data engineers, architects, and business analysts on integrated solutions
• Build feature engineering pipelines and automated data preparation workflows
• Design AI solutions for commercial transformation including pricing optimization, customer segmentation, and revenue management
• Develop scalable AI/ML pipelines on Databricks, Azure Machine Learning, and/or Snowflake platforms
• Contribute to proposals and technical assessments for new opportunities and internal knowledge transfer

• Degree or equivalent certification in Computer Science, Data Science, Statistics, Mathematics, Engineering, or related quantitative field

• Proven experience building and implementing LLM-based solutions (GPT, Claude, Llama, Mistral, or similar)
• Hands‑on experience with at least one of:
  Databricks (MLflow, AutoML), Azure Machine Learning, or Snowflake (Snowpark ML, Cortex)
• Understanding of natural language processing, computer vision, and recommender systems
• Strong programming skills in Python, SQL and proficiency with ML libraries (scikit‑learn, pandas, Num Py, XGBoost, Light
  
  GBM)

• Strong analytical and problem‑solving mindset with attention to detail
• Ability to work independently and drive projects from ambiguous requirements
• Storytelling with data and insights from the outputs
• Consulting skills, supporting development of presentation decks and communication

Experience or knowledge covering at least one of the following areas:

• Deep understanding of machine learning algorithms including supervised, unsupervised, and reinforcement learning approaches
• Strong proficiency in statistical modelling, time‑series forecasting, and predictive analytics
• Experience with deep learning frameworks (Tensor Flow, PyTorch, Keras)
• Knowledge of prompt engineering, RAG (Retrieval Augmented Generation), and LLM fine‑tuning techniques
• Familiarity with distributed computing frameworks (eg Spark)
• Knowledge of graph neural networks, reinforcement learning, or causal inference
• Experience with AI governance, model risk management, and regulatory compliance
• Experience using Pro code and Low code tools such as Lang Graph, Auto Gen, Semantic Kernal and MS Co Pilot

• Finance Forecasting:
  Revenue prediction, cashflow modelling, financial planning, risk modelling
• Energy Optimization:
  Load forecasting, grid optimization, demand response, renewable energy prediction
• Predictive Maintenance:
  Equipment failure prediction, anomaly detection, remaining useful life estimation
• Supply Chain Planning:
  Demand forecasting, inventory optimisation, logistics planning, procurement analytics
• Commercial Transformation:
  Price optimisation, customer lifetime value, churn prediction, marketing mix modelling

Certifications such as:

• Databricks…