AI-Native Full-Stack Engineer — Real-Time B2B UI

United States Digital Space LLC; Greater London; On-site; GBP 90,000 - 135,000; Full time

Benefits offered by this job

Direct access to founders

Competitive salary

25 days' annual leave

Central London office

Team offsites

Cycle-to-work scheme

Job summary

The London-based startup is seeking a full-stack engineer with a frontend focus to design and build web experiences that help brands and retailers engage shoppers. You will own features end-to-end, from concept through production, collaborating with product, design, and ML teams.

You will work with TypeScript, React, and real-time data patterns (WebSockets/SSE), deploying to AWS and contributing to API and system design. This role is office-based in London and offers equity and strong benefits.

Qualifications

• Frontend depth with production web applications owned end-to-end.
• Strong UX sensibility and web design fundamentals.
• Experience with real-time or bi-directional communication protocols.
• Comfort going down the stack and contributing to API/system design.
• Built and deployed services on major cloud providers.
• You care about users and shipping value fast.

Responsibilities

• Full-stack delivery end-to-end from product concept to production.
• Design and build reactive, real-time interfaces for brands and retailers.
• Translate user and business needs into simple, elegant UI.
• Collaborate with cross-functional teams on prototyping and shipping.
• Contribute to API design, system design, and docs.
• Own testing, observability, and post-release investigations.

Skills

Frontend

UX design

Real-time

Full-stack

Cloud

Product mindset

Shipping fast

AI-native

Tools

Python

FastAPI

PostgreSQL

Kafka

MQTT

Job description

The London-based startup is seeking a full-stack engineer with a frontend focus to design and build web experiences that help brands and retailers engage shoppers. You will own features end-to-end, from concept through production, collaborating with product, design, and ML teams.

You will work with TypeScript, React, and real-time data patterns (WebSockets/SSE), deploying to AWS and contributing to API and system design. This role is office-based in London and offers equity and strong benefits.