Founding Systems Engineer

W Talent; Greater London; Hybrid; GBP 117,000 - 143,000; Full time

Benefits offered by this job

Equity

Bonus

Fully funded

Job summary

Founding Team in London is seeking a Systems Engineer to join the founding group and help build the technology from the ground up. The role offers significant ownership, equity, and the opportunity to influence direction in a very early-stage AI company. Hybrid/on-site work and potential for bonus are part of the package.

You'll work across AI/multi-agent systems, event-driven workflows, and APIs, contributing to production systems and real-world business operations with founders directly.

Qualifications

• Has built production AI or multi-agent systems.
• Has strong software engineering fundamentals.
• Commercially minded and solution-focused.
• Enjoys solving messy, real-world problems and seeks ownership in a very early-stage environment.

Responsibilities

• Contribute to AI and multi-agent system development and integration.
• Build production-grade systems, APIs, and workflow engines for real-world operations.
• Collaborate with founders to shape technology direction in a founding-team setting.

Job description

Founding Systems Engineer/Full Stack | Founding Team | London

Fully Funded

Salary up to £130k - Will go higher

Hybrid/Onsite

Equity

Bonus

I’m working with an early-stage AI company that is building a new type of technology-driven operating business.

They’ve grown rapidly since launch and are now looking for a Systems Engineer to join the founding team and help build the technology from the ground up.

You’ll be working across:

• AI and multi-agent systems
• Event-driven systems and workflow engines
• APIs and third-party integrations
• Production systems and real-world business operations

They’re looking for someone who:

• Has built production AI or multi-agent systems
• Has strong software engineering fundamentals
• Is commercially minded
• Enjoys solving messy, real-world problems
• Wants genuine ownership rather than a defined job description
• Is comfortable working in a very early-stage environment

This is a founding-team opportunity with equity, working directly with the founders and having a major influence on the technology and direction of the business.