Founding Engineer – Front-End (up to £150k)

Company: Dex
Apply for the Founding Engineer – Front-End (up to £150k)
Location: London
Job Description:

Role Overview

Governments make decisions that affect millions. This applied AI lab is building a decision‑intelligence platform to help them get it right. They are creating society‑level simulations, helping policy teams research evidence, model population responses, and produce auditable, decision‑ready documents. Backed by leading investors, this role focuses on augmenting human judgment with transparency and rigor.

Responsibilities

  • Design and prototype user interfaces in Figma, translating complex policy workflows into intuitive experiences.
  • Ship production‑ready front‑end code in React, owning features from concept to deployment.
  • Build and maintain the core design system, ensuring consistency and accelerating team velocity.
  • Collaborate directly with founders, policy advisors, and civil servants to define product direction and user needs.
  • Set the visual and interaction language for the entire platform, influencing product, marketing, and company design.

Qualifications

  • 2–3 years experience building production interfaces, owning both design and front‑end development.
  • Proven ability to ship front‑end code in React.
  • Comfort navigating ambiguity, sparse briefs, and evolving priorities in an early‑stage environment.
  • A genuine interest in solving complex problems within the public sector.

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Posted: July 9th, 2026