Lead AI Engineer

Lead AI Engineer

Send

London, England, United Kingdom

Salary: £90,000 - £100,000 per annum

About Send

Send is an insurance platform serving commercial insurers, MGAs, and reinsurers. The organization specializes in modernizing underwriting through technology purpose-built for multiple operating models. Founded in 2017, the company has grown to over 120 employees across UK, US, India, and Ireland, with Series A funding of $10M secured in 2022.

Role Details

Full-Time, Permanent position. Start date: as soon as possible.

Key Responsibilities

The position involves leading design and delivery of AI-powered services using public LLMs, owning end-to-end feature lifecycles from prototyping to production within regulated financial services. Core duties:

• Architecting production-grade services integrating LLM APIs (OpenAI, Anthropic, Google, Cohere)
• Developing prompt engineering, RAG, fine-tuning, and agent-based workflows
• Building AI platform architecture including vector databases and experiment tracking
• Implementing cloud-native services (Docker, Kubernetes, serverless)
• Establishing AI governance aligned with FCA, PRA, GDPR, and ISO 42001 standards
• Mentoring engineering teams and setting technical direction

Required Qualifications

• 5+ years software engineering experience, strong Python proficiency in production environments (FastAPI/Starlette)
• Proven experience shipping production services with public LLM APIs
• Understanding of LLM fundamentals (tokenization, embeddings, fine-tuning trade-offs)
• Hands-on cloud infrastructure experience (AWS, Azure, or GCP)
• Background in regulated environments (financial services, banking, fintech)
• Data engineering fundamentals (SQL, Parquet/Arrow, ETL/ELT patterns, Airflow/Prefect)
• Technical leadership track record with architecture contributions and mentoring

Preferred Qualifications

• Experience with open-source/self-hosted LLMs (Llama, Mistral)
• LLM evaluation and prompt-testing frameworks
• Advanced retrieval techniques (hybrid search, re-ranking, knowledge graphs)
• Multi-agent system design experience
• Insurance or underwriting domain knowledge
• ISO 42001 governance experience
• Open-source AI/ML contributions

Benefits

• Health insurance through AXA (medical, dental, optical, mental health)
• Complimentary mental health support via Spill
• Life insurance at 4x salary plus income protection (75% for 36 months)
• Pension scheme with 8% company contribution
• 25 days annual leave plus public holidays
• Volunteering time and wellness day
• Annual learning and development budget via Learnerbly

Interview Process

1. Recruiter call with Lou (30 minutes)

2. CTO interview with Dan Pass (45 minutes)

3. Engineer and Product Manager interviews (45 minutes)

4. Engineering and DevOps leadership interviews

5. Founder conversation (30 minutes)

Visa Sponsorship: Not Available

Contact: liam.longstaff-pagoni@send.technology