Job description
Senior AI Research Engineer (LLMs / AI Systems) | London | £200K–£300K
We’re hiring a Senior AI Research Engineer to work on large-scale AI systems deployed in production.
The role sits between research and engineering, focusing on improving the models and systems behind AI agents. Work includes instruction following, long-context reasoning, retrieval, and multi-step task execution.
What You’ll Do
- Improve core capabilities such as instruction following, retrieval, contextual memory, and long-horizon tasks
- Build and iterate on model training, evaluation, and orchestration pipelines
- Develop end-to-end systems that run reliably at scale
- Take research ideas from prototype to deployed systems
- Work closely with engineers to ship models into production
What We’re Looking For
- 5+ years in AI/ML engineering or applied research
- Experience training, fine-tuning, or deploying LLMs in production
- Strong Python and familiarity with modern ML tooling (PyTorch, data pipelines, evaluation frameworks)
- Track record of turning research work into production systems
Compensation & Benefits
- £200K - £300K base
- Health coverage
- Flexible vacation
- Daily meals and office perks
Apply: dana@durlstonpartners.com
Extra information
- Status
- Open
- Education Level
- Secondary School
- Location
- City of London
- Type of Contract
- Full-time jobs
- Published at
- 16-03-2026
- Full UK/EU driving license preferred
- No
- Car Preferred
- No
- Must be eligible to work in the EU
- No
- Cover Letter Required
- No
- Languages
- English
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