Senior AI Research Engineer
Description For Senior AI Research Engineer
Lawhive, a pioneering legal tech platform that recently secured a $40M Series A funding round, is seeking a Senior AI Research Engineer to join their mission of democratizing access to law. This is an exciting opportunity to work at the intersection of cutting-edge AI technology and legal services.
The role focuses on developing and implementing advanced AI solutions, particularly working with LLM-based systems, to revolutionize legal workflows and improve access to legal services. As a Senior AI Research Engineer, you'll be responsible for conducting applied research on LLM-based reasoning, developing experimental models, and implementing sophisticated AI systems that can handle complex legal tasks.
The position requires a strong technical background, with expertise in AI research, machine learning, and natural language processing. You'll be working with modern AI technologies, including LLM APIs from providers like OpenAI, Anthropic, and Mistral, and implementing advanced techniques such as retrieval-augmented generation (RAG), vector databases, and multi-agent systems.
This is an ideal role for someone with advanced academic credentials (MSc or PhD) in AI, ML, or Computer Science, who wants to apply their research expertise to solve real-world problems. The hybrid work environment in London offers flexibility, and the company provides attractive benefits including equity options, generous holiday allowance, and regular team activities.
As one of Europe's most promising legal tech startups, Lawhive offers the opportunity to work on meaningful projects that can significantly impact access to legal services. You'll be joining at an exciting time as the company expands into the US market, providing ample opportunities for professional growth and the chance to shape the future of legal technology.
The role combines the intellectual challenges of AI research with the practical impact of improving access to legal services, making it an exceptional opportunity for those passionate about both technical innovation and social impact. Working with a team of talented engineers and legal experts, you'll help build the next generation of AI-powered legal solutions while enjoying competitive benefits and the excitement of a rapidly growing startup.
Responsibilities For Senior AI Research Engineer
- Conduct applied research on LLM-based reasoning and multi-agent systems
- Develop prototypes and experimental models for AI-driven legal solutions
- Design and implement retrieval-augmented generation (RAG) pipelines
- Optimize LLM inference and fine-tuning
- Integrate multi-modal and external knowledge sources
- Research and implement autonomous agentic AI systems
- Stay up to date with latest AI advancements
- Collaborate with engineers to transition experimental models into production
Requirements For Senior AI Research Engineer
- Strong background in AI research, applied machine learning, and NLP
- Experience with LLM model adaptation, fine-tuning, and inference optimization
- Proficiency in Python, Pydantic, FastAPI, and working with LLM APIs
- Understanding of RAG, vector databases, embeddings, and structured AI retrieval
- Hands-on experience with LLM-based planning, reasoning, and autonomous task execution
- Familiarity with self-supervised learning, reinforcement learning, or adaptive AI techniques
- Ability to translate academic AI research into practical experiments
- Experience deploying AI models in AWS/GCP
- MSc or PhD in AI, ML, Computer Science, or related field
Benefits For Senior AI Research Engineer
- 34 Holidays (25 days annual leave + birthday + bank holidays)
- Equity (Share Options)
- Pension
- Regular team building activities, socials, and annual retreat
- 20% off legal fees through Lawhive
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