AI Research Engineer

AI Research Engineer - London (Onsite, Full-time)

Competitive Salary + Bonus

High-Performance Environment Applied AI Human + Machine Innovation

We're working with a high-performing global investment firm that's building out its internal AI platform - applying cutting-edge large-language-model (LLM) technologies to real-world research and data challenges.

They're now looking for an AI Research Engineer who can turn emerging AI ideas into working products. This is a hands-on, fast-paced role suited to someone who codes with intent, prototypes quickly, and loves exploring what's next in the AI ecosystem.

What You'll Do

• Design, build, and maintain AI research infrastructure - custom LLM pipelines and tools.
• Optimise LLM serving and inference for latency, reliability, and cost-to-intelligence.
• Prototype new approaches using Claude Code, Cursor, Windsurf, Copilot, or similar tools.
• Work directly with data and research teams to deploy models into production.
• Help shape the firm's Human + Machine strategy, blending AI and human insight to drive performance.

What We're Looking For

• Strong Python skills and solid understanding of data manipulation.
• Experience experimenting with or building on AI coding assistants / LLM tooling.
• Portfolio of personal, academic, or open-source projects that demonstrate creativity and curiosity.
• A degree in Computer Science, Engineering, or a related field.
• High-performance mindset: proactive, organised, and eager to learn fast.
• Excellent communication skills and the confidence to collaborate with technical and non-technical stakeholders alike.

Why Join

• Be part of a small, elite team shaping next-generation AI systems from the ground up.
• Operate in a high-performance culture where innovation and ownership are expected.
• Work directly with decision-makers - your ideas will be heard and implemented.
• Competitive base salary + significant discretionary bonus.
• Central London office, collaborative and entrepreneurial environment.