Senior Python AI Platform Engineer

Nevis Wealth; Greater London; On-site; GBP 90,000 - 130,000; Full time

Benefits offered by this job

25 days annual leave

Private medical insurance

Equity and competitive salary

Job summary

Nevis Wealth is seeking a Software Engineer (Python) to build the AI platform powering intelligent workflows for the world's top financial firms. You will design and implement Python systems, services, and orchestration layers that accelerate AI development across Nevis.

Join a world-class engineering team to craft production-grade AI platforms with a focus on performance, reliability, and deployment speed. Collaborate with AI engineers, product managers, and designers to ship features at scale.

Qualifications

• 4+ years of Python engineering experience, ideally building AI platforms or ML infrastructure.
• Deep expertise in Python, asynchronous programming, system design, and backend fundamentals.
• Hands-on experience with production AI systems: LLM orchestration, data pipelines, embeddings, vector search, and RAG.

Responsibilities

• Build and evolve Nevis' Python-based AI platform powering core workflows and agentic automation.
• Develop model orchestration, data pipelines, retrieval systems, and execution runtimes for applied AI features.
• Create scalable APIs, services, and internal tools enabling rapid development, evaluation, and deployment of AI systems.
• Architect robust systems for model inference, prompt execution, vector retrieval, and multi-step agent reasoning.
• Maintain high engineering standards through clean code, testing, observability, and CI/CD.
• Collaborate with AI engineers, product managers, and designers to ship features used by thousands of clients.
• Own greenfield AI platform components from architecture through production rollout.
• Participate in design reviews, code reviews, and technical debates shaping Nevis' direction.

Skills

Python engineering

Async programming

System design

Backend engineering

LLM orchestration

Data pipelines

Retrieval-augmented generation

APIs & microservices

Tools

LangChain

Pydantic

Job description

Nevis Wealth is seeking a Software Engineer (Python) to build the AI platform powering intelligent workflows for the world's top financial firms. You will design and implement Python systems, services, and orchestration layers that accelerate AI development across Nevis.

Join a world-class engineering team to craft production-grade AI platforms with a focus on performance, reliability, and deployment speed. Collaborate with AI engineers, product managers, and designers to ship features at scale.