Senior Full-Stack Engineer: Build End-to-End AI Platform

Dex; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Dex is building an AI data-integration and analysis platform focused on enterprise-grade security and scalable architecture. This is a true full-stack role responsible for end-to-end product delivery from frontend to backend and cloud deployment.

You will own design and shipping across the stack, collaborate with founders, product, and design on high-impact features, and mentor junior engineers as the team expands.

Qualifications

• 5+ years of professional software engineering experience shipping products end-to-end.
• Proven track record building and running production applications with React and Next.js.
• Strong Python backend skills with Django or FastAPI.
• Experience with cloud infrastructure, Docker, Kubernetes, and CI/CD pipelines.
• Fluency with background workers and Redis for caching or job queues.

Responsibilities

• Design and ship end-to-end features across React, Next.js, and Python services.
• Build and optimize background workers and Redis-backed task queues.
• Contribute to cloud infrastructure planning and CI/CD strategy.
• Collaborate with founders, product, and design on high-impact features.
• Mentor junior engineers and help grow the team.

Skills

React

Next.js

Python

Django

FastAPI

Docker

Kubernetes

Redis

CI/CD

Tools

Celery

RQ

AWS

GCP

Azure

Job description

Dex is building an AI data-integration and analysis platform focused on enterprise-grade security and scalable architecture. This is a true full-stack role responsible for end-to-end product delivery from frontend to backend and cloud deployment.

You will own design and shipping across the stack, collaborate with founders, product, and design on high-impact features, and mentor junior engineers as the team expands.