Senior Full-Stack Engineer — AI-Powered Procurement

Atmospheric AI Limited; Greater London; Hybrid; GBP 95,000 - 150,000; Full time

Job summary

Atmospheric AI Limited is building Cortex, a B2B analytics platform for materials cost, carbon and risk. You’ll own the customer-facing application, interfaces, and the surfaces that deliver trusted results at scale.

You’ll design streaming analyses, provenance, and schema that stay readable as tools call and data flows evolve. You’ll ship end-to-end and mentor others in production-ready craftsmanship.

Qualifications

• Experience shipping production B2B applications.
• Ability to justify UI choices and remove unnecessary surfaces.
• Familiarity with streaming outputs and provenance.
• Ability to own an end-to-end feature from idea to production.

Responsibilities

• Own customer-facing interface, API, and schema decisions.
• Define front-end surfaces and what to reveal or hide.
• Build and integrate agents and workflows in the Cortex surfaces.
• Onboard customers and ensure corrections persist across files.
• Design with streaming outputs and clear failure states.

Skills

B2B application experience

Product surface design

AI-driven coding

Streaming and provenance

End-to-end ownership

Tools

Next.js

TypeScript

MUI

Postgres

Python

FastAPI

Job description

Atmospheric AI Limited is building Cortex, a B2B analytics platform for materials cost, carbon and risk. You’ll own the customer-facing application, interfaces, and the surfaces that deliver trusted results at scale.

You’ll design streaming analyses, provenance, and schema that stay readable as tools call and data flows evolve. You’ll ship end-to-end and mentor others in production-ready craftsmanship.