Senior AI Architect & Transformation Lead – Capital Markets

As an AI Architect you will develop AI architecture strategy and support our Capital Markets clients to design, implement, and operate scalable infrastructures that enable the effective deployment of AI models. You will play a critical role in designing and delivering innovative architectures that seamlessly integrate AI solutions with existing enterprise systems. As a Senior Manager you will be an exceptional communicator, able to articulate complex technical concepts to both technical and non‑technical stakeholders. You will collaborate and work effectively in a team environment, delivering high‑quality solutions that meet or exceed client expectations.

Key Responsibilities

• Translate the vision of senior client stakeholders and senior Deloitte architects into the AI/ML/GenAI architectural strategy and implementation roadmap, ensuring alignment with strategic goals and digital transformation efforts.
• Collaborate with Enterprise, Application, Data, and DevOps Architects, Data Scientists, MLOps and GenAI Engineers, and Business teams to pilot use cases and discuss architectural design.
• Select appropriate technologies from a pool of open‑source and commercial offerings, considering deployment models and integration with existing tools.
• Support the successful execution and operational improvement of AI‐powered applications using agile methodology.
• Work closely with security and risk leaders to foresee and mitigate risks, ensuring ethical AI implementation and compliance with upcoming regulations.
• Assist project teams with technical review boards and design authority approvals, ensuring compliance with data privacy, security and regulatory requirements in AI solution design and implementation.
• Develop and maintain contact with client stakeholders and contribute to proposal development.
• Manage diverse teams within an inclusive culture where people are recognised for their contribution and develop the capability of junior team members through on‑the‑job training and formal development programmes.

Required Experience & Qualifications

• Experience in architecture related disciplines.
• Demonstrate experience across the Financial Services industry, with a primary focus on the Capital Markets sector.
• Implement cloud‑based AI/ML workloads across one or more CSPs or third‑party vendor technologies (e.g., Google PaLM and Vertex AI, Azure OpenAI Services and AzureML, AWS Bedrock and SageMaker, Dataiku, Databricks, Snowflake SnowPark and Snowflake Cortex, DataRobot).
• Architect scalable, performant, and cost‑optimised AI/ML solutions leveraging serverless technologies, container/Kubernetes based deployments, GPU compute infrastructure.
• Working knowledge of generative AI and hands‑on experience deploying and hosting large foundational models.
• Experience with large language model architecture (e.g., Transformer, GANs, VAEs), fine‑tuning, Retrieval Augmented Generation techniques and context embedding, vector database technologies and semantic search techniques and tools.
• Write robust and efficient code in Python; experience with deep‑learning tools like PyTorch, TensorFlow, LangChain.
• Design and implement key MLOps capabilities and frameworks for train, test, monitor, and improve lifecycles of AI/ML model deployments.
• Develop and integrate APIs for serving ML models and building enterprise‑integrated solutions.
• Experience presenting architectural designs to stakeholders (e.g., Technical Design Authorities or Architecture Boards).
• Senior stakeholder management skills and ability to collaborate with multidisciplinary teams.
• Lead technical programmes, applying coaching, facilitation, stakeholder and expectation management.
• Strong communication and collaboration abilities with cross‑functional teams and stakeholders.
• Contribute to go‑to‑market activities such as bids, responding to requests for proposal, and creating high‑quality proposal materials.

Hybrid Working

You will be based in London with a hybrid working model. Depending on role requirements, you may work in the local office, through virtual collaboration spaces, client sites, or remotely. Flexibility is supported to balance professional responsibilities with personal life.

Professional Development & Culture

Deloitte provides world‑class development opportunities, coaching and formal programmes to support continuous learning and career growth. The culture encourages inclusion, collaboration and continuous improvement across teams.