Senior Python Engineer with solid LLM skills wanted by a thriving production AI company who are seeing fantastic growth. They are seeking a senior python engineer / senior python developer with strong recent AI/ML development experience, to help build production-grade AI systems that power complex, real-world operations. This is not a research role: we’re looking for a capable software engineer who can design, build and ship scalable Python services that integrate advanced machine learning and LLM into live products used every day.
As a Senior Python Engineer, you’ll work at the intersection of backend engineering and applied AI. You’ll own systems end-to-end: from model training pipelines through to low-latency inference services, ensuring reliability, performance and clean architecture across the stack
Responsibilities
- ngDesigning and building robust Python backend services (APIs, async systems, data pipeline
- s)Integrating large language models (Claude, GPT-4 etc) into production applicatio
- nsDeveloping and maintaining LLM model training and evaluation workflo
- wsOptimising inference performance and improving laten
- cyImplementing monitoring, logging and resilience best practic
- esContributing to system architecture and mentoring other enginee
Qualifications
Required experie
- nce6+ years building production systems in Python, as a Senior Python Engin
- eerFollowed by strong recent experience (1-2 years+) integrating LLMs or advanced ML models into live products – production level hosting is required, not just local deploym
- entStrong backend/API development experience, ideally with Fast
- APIUnderstanding of model training workflows and evaluat
- ionComfortable with containerisation / Docker and CI/CD deploym
- entAbility to write clean, tested, maintainable c
code
This is a high-impact opportunity for a Senior Python Engineer who enjoys building reliable systems as much as working with cutting‑edge models. In return for your experience, the company offer a competitive salary between £90,000 and £110,000 per year, healthcare and medical benefits, and an excellent holiday allowance. They have a central London office and you would need to come in 1 day per week.
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