Founding AI Platform Engineer (London)

Dex; Greater London; On-site; GBP 120,000 - 190,000; Full time

Job summary

Dex and its partner companies seek a Founding Engineer in London to own the central platform that runs AI-native enterprises. You will design, deploy, and scale autonomous agents and automated workflows that power tens of millions in live revenue, building a robust, scalable engine from the ground up.

You will work closely with business operators to translate operational playbooks into resilient software infrastructure, ensuring performance, reliability, and measurable commercial outcomes in a

Qualifications

• Track record of designing, building, and running complex production software systems end to end.
• Hands-on experience architecting AI-native systems, autonomous agents, or complex LLM-driven operational workflows.
• An owner mindset focused on commercial outcomes and system architecture rather than a narrow slice of a codebase.

Responsibilities

• Architect and scale the central software engine used to launch and run full-scale AI-native enterprises from scratch.
• Design, deploy, and maintain autonomous agents and LLM-driven workflows that replace entire operational layers of legacy businesses.
• Own system performance, reliability, and business outcomes end to end across systems processing tens of millions in real revenue.
• Collaborate directly with business operators to translate manual operational playbooks into autonomous, resilient software infrastructure.

Skills

Systems architecture

AI-native systems

Autonomous agents

LLM-driven workflows

Ownership mindset

Job description

Dex and its partner companies seek a Founding Engineer in London to own the central platform that runs AI-native enterprises. You will design, deploy, and scale autonomous agents and automated workflows that power tens of millions in live revenue, building a robust, scalable engine from the ground up.

You will work closely with business operators to translate operational playbooks into resilient software infrastructure, ensuring performance, reliability, and measurable commercial outcomes in a