Senior AI Engineer

In this Senior AI Engineer role you will lead the development of AI-powered, full-stack features in a fast-growing startup focused on automating financial crime investigations. You will shape product direction and AI strategy while delivering scalable solutions that improve efficiency and decision-making for financial institutions. You’ll work across frontend, backend, AI and infrastructure domains to tackle high-impact problems such as document fraud detection and due diligence. This position offers significant ownership, collaboration with cross-functional teams, and a compelling path to influence technology strategy.

• Salary bracket 90,000 - 120,000
• Equity
• Bi-annual salary reviews
• Annual equity refresh
• On-site in London

• Build and develop full-stack AI-powered product features
• Develop and optimise LLM, computer vision, and agent-based systems
• Create evaluation, testing, prompt engineering, and fine-tuning frameworks
• Work across front-end, back-end, DevOps, and MLOps environments
• Collaborate with Product and Engineering teams to deliver customer-focused solutions

• 4+ years' experience in a full-stack or product engineering role
• Strong TypeScript, React, and Node.js development skills
• Experience with AI/ML systems, prompt engineering, and model fine-tuning
• Knowledge of computer vision and custom model training
• Proactive, commercially minded, and comfortable taking ownership of projects

• proactive
• commercially minded
• ownership
• TypeScript
• React
• Node.js