Senior AI Engineer - Up to £140k

Oliver Bernard; Remote; GBP 70,000 - 140,000; Full time

Job summary

A leading SaaS company in the UK is seeking an AI Engineer to enhance their Agentic AI infrastructure. The role involves adding features, improving workflows, and working closely with the CTO. Ideal candidates will have 1-2 years of experience with agentic applications, technical proficiency in Python, and a deep understanding of LLMs. The salary range is £70k–£140k with a great benefits package including flexible working from anywhere and quarterly office visits to London.

Benefits

25 days work from anywhere

Great overall benefits package

Qualifications

• 1‑2+ years of experience working on agentic applications.
• Technical proficiency with Python and LangGraph.
• Deep understanding of LLMs and prompt design.

Responsibilities

• Build upon the existing Agentic AI infrastructure.
• Add new features and improve Agentic workflows.
• Define requirements and take full ownership of the platform.

Skills

Experience on agentic applications

Proficiency with Python

Understanding of LLMs

Job description

AI Engineer - Python, LangGraph, LLMs, Agentic AI

OB have partnered with a SaaS scale‑up that is looking to make its first AI hire. The successful candidate will build upon the existing Agentic AI infrastructure, add new features, and improve Agentic workflows. Working closely with the CTO, you will define requirements and take full ownership of the platform moving forward.

Key Skills and Experience

• 1‑2+ years of experience working on agentic applications
• Technical proficiency with Python, LangGraph (MCP bonus)
• Deep understanding of LLMs, prompt design, agent orchestration patterns and tuning

Salary is dependent on skills and experience — £70k‑£140k.

Great overall benefits package, including 25‑days work from anywhere.

Remote first working model with 1 office visit per quarter in London.

Unfortunately, visa sponsorship is unavailable.