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# AI Engineer

- **Company:** Rise Technical Recruitment Ltd
- **Location:** London, UK
- **Experience:** Expert
- **Salary:** £90,000.0 - £120,000.0
- **Contract:** Temporary to permanent
- **Skills:** AI Evaluation, Artificial Intelligence, Application Services, Computer Vision, DevOps, Fraud Prevention and Detection, Machine Learning, TypeScript, Enterprise Software Applications, ReactJS, Large Language Models, Prompt Engineering, Backend, Agentic-AI, Machine Learning Operations, Front End Software Development
- **Published:** November 5, 2026
- **Apply:** https://www.free-work.com/en-gb/tech-it/job-mission/after-sales-engineer/senior-ai-engineer-9

## About the Role

* 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

## Description

Are you a full-stack engineer with AI and machine learning expertise looking to play a leading role in developing cutting-edge AI systems that are transforming financial crime prevention while enjoying significant ownership and influence within a fast-growing start-up environment?

This is an exciting opportunity to join an innovative AI company developing next-generation technology to automate complex compliance and financial crime investigations. Working at the forefront of AI, machine learning, and enterprise software, you will help build solutions that improve efficiency, accuracy, and decision-making for financial institutions around the world.

In this role, you will design and develop full-stack features across front-end, back-end, AI, and infrastructure environments. You will work on advanced applications including document fraud detection, web due diligence, prompt optimisation, AI evaluation frameworks, model fine-tuning, and custom machine learning solutions.

The ideal candidate will have strong experience in full-stack product engineering, hands-on exposure to modern AI technologies, and a passion for solving real-world problems through technology. This is a high-ownership position offering the opportunity to shape both product direction and AI strategy within a rapidly scaling business.

The Role:

 * 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 closely with Product and Engineering teams to deliver customer-focused solutions