AI Engineer

Ronald James; Greater London; On-site; GBP 38,000 - 78,000; Full time

Job summary

Ronald James in London is seeking an early engineering hire to help build scalable AI-driven systems and own the full stack from database architecture through to user-facing features.

You will join a venture-backed startup led by experienced founders, ship quickly in a fast-paced environment, and shape our technical culture and engineering standards from day one.

Responsibilities

• We will have you join as one of our early engineering hires within a venture-backed startup led by experienced founders.
• We will have you architect systems capable of analysing billions of AI interactions.
• We will have you help define our technical culture and engineering standards from the beginning.
• We will have you work on genuinely complex technical challenges beyond traditional CRUD applications.
• We will have you contribute to a product used by enterprise-level organisations and global brands.
• We will have you own the full stack, from database architecture through to user-facing features.
• We will have you build scalable production systems designed to support millions of users.
• We will have you ship quickly and iterate in a fast-paced environment.
• We will have you make technical decisions that align closely with business goals and product strategy.
• We will have you help shape our future engineering team and mentor new hires as the business grows.

Tools

AI

Architect

Support

Job description

Salary: £38,000 - 78,000 per year

Requirements:

• We are looking for someone with a genuine passion for building exceptional software.
• We are looking for someone who takes pride in their craft and enjoys solving difficult technical challenges.
• We are looking for someone who questions existing approaches and looks for better solutions.
• We are looking for someone who thrives in uncertain or fast-moving environments.
• We are looking for someone who takes ownership of problems, regardless of formal responsibility.
• We are looking for someone who wants to build meaningful products that change how people work and interact with technology.

Responsibilities:

• We will have you join as one of our early engineering hires within a venture-backed startup led by experienced founders.
• We will have you architect systems capable of analysing billions of AI interactions.
• We will have you help define our technical culture and engineering standards from the beginning.
• We will have you work on genuinely complex technical challenges beyond traditional CRUD applications.
• We will have you contribute to a product used by enterprise-level organisations and global brands.
• We will have you own the full stack, from database architecture through to user-facing features.
• We will have you build scalable production systems designed to support millions of users.
• We will have you ship quickly and iterate in a fast-paced environment.
• We will have you make technical decisions that align closely with business goals and product strategy.
• We will have you help shape our future engineering team and mentor new hires as the business grows.

Technologies:

• AI
• Architect
• Support

More:

We are a highly technical, venture-backed startup operating in the AI space, building scalable and impactful technology with real ownership from an early stage. We offer the opportunity to shape product and technical direction from the beginning, work on complex challenges, and contribute to a product used by enterprise organisations and global brands. The role is fully on-site in London.

last updated 37 week of 2026