Senior AI Engineer in City of London

Aubay UK is seeking a highly skilled and versatile Senior AI Engineer for our leading oil and gas client. The Senior AI Engineer is responsible for designing, developing, and deploying advanced AI and machine-learning solutions for enterprise-level clients. The ideal candidate will have a strong foundation in mathematics or computer science and a proven track record of delivering innovative AI capabilities across diverse industries. This role requires both strategic and hands-on technical expertise, with the ability to operate autonomously, evaluate trade-offs, recommend optimal approaches, and own the end-to-end development of impactful AI solutions. The engineer will work collaboratively across multidisciplinary teams, providing thought leadership in cutting-edge AI technologies, including deep learning, graph neural networks, generative AI, and retrieval-augmented systems.

Required Skills and Experience:

• Bachelor’s or Master’s degree in Computer Science, Engineering, Mathematics, Statistics, or a related STEM field.
• More than five years of advanced data science / AI engineering experience in industry.
• Proven experience delivering full-cycle AI software and deploying production-ready solutions.
• Strong proficiency in Python and core AI/data science libraries, such as: PyTorch, TensorFlow, ScikitLearn, Keras, NumPy, Pandas, PyTorch Geometric, JAX, XGBoost, OpenCV, Transformers, LangChain, Pinecone.
• Hands-on experience with cloud computing systems for training, optimising, and deploying models.
• Strong communication skills and the ability to provide strategic architectural guidance.

Desired Skills and Experience:

• Experience in reliability, corrosion, WRFM (well and reservoir facility management), process engineering, or advanced sensing technologies.
• Exposure to downstream customer platforms and trading ERP systems.
• Experience with platforms such as Azure ML Studio, Foundry, and Databricks Mosaic.
• Familiarity with NLP, LLM deployment, Agentic AI frameworks (MCP, A2A, N8N), and retrieval-augmented generation (RAG) systems.

Roles and Responsibilities:

• Lead the end-to-end development and delivery of AI and machine learning solutions for enterprise clients.
• Apply advanced AI methods, including deep learning, ML, GNNs, object detection, sensor fusion, vector embeddings, RAG, and generative AI models.
• Architect scalable AI systems capable of independent learning and continuous evolution.
• Provide strategic input on AI architectures, model deployment, and cloud-based scaling strategies.
• Collaborate across multidisciplinary teams to build AI-driven systems that enhance decision-making and operational efficiency.
• Develop solutions that autonomously analyse data and generate actionable insights.
• Act as a thought leader on state-of-the-art AI technologies, including large language models and generative AI innovations.

Aubay's Take: Our client is one of the Super Major global energy companies working to power progress through cleaner energy solutions. You will have the opportunity to work in a challenging but rewarding environment that is fast-paced and changing fundamentally, and work towards transforming the business of a Super Major energy company to meet the ambition to be a net-zero emissions energy business by 2050, whilst delivering a world-class business case that has a strong societal license to operate. In your role, you will be expected to enact change and deliver value globally across business lines and geographies.

Benefits from Aubay:

At Aubay UK, people are at the heart of our business. We offer a competitive remuneration package which includes a range of benefits. You will receive continuous support from our dedicated team of Talent Acquisition Specialists who will support your career development and success during your assignment with our client.