Full Stack Engineer (React/Python)

Ethiq; London; On-site; GBP 80,000; Full time

Job summary

A leading AI startup in London seeks a Senior Full-Stack Engineer with expertise in React and Python. You will work across the stack, building innovative AI-native tools. Join a talented team and enjoy a competitive salary up to £80k, equity, and benefits.

Benefits

Equity

Benefits

Qualifications

• Strong focus on Frontend development using React.
• Ability to dive into Backend tasks using Python.

Responsibilities

• Building sleek, responsive UIs while contributing to backend services.
• True ownership and shaping the future of a transformative product.

Skills

React

Python

Cloud

Tools

Flask

PostgreSQL

Redis

RabbitMQ

Kubernetes

Terraform

Job description

Job Description

Senior Full-Stack Engineer – AI Startup

London (1 day/week) | to £80k + Equity + Package

Are you a Frontend enthusiast who loves the challenge of building complex applications but also has solid Backend skills? This could be the perfect role for you.

Join one of the smartest, most technically gifted teams in London, building AI-native tools at the cutting edge of technology. This is where Generative AI meets bleeding-edge ML to solve the toughest problems.

This isn’t your average start-up. These are researchers and engineers at the top of their game, delivering real-world impact through a world-class product.

The Role

We’re looking for a Senior Full-Stack Engineer with a strong focus on Frontend development using React but with the ability to dive into Backend tasks using Python when needed.

You’ll work across the stack – building sleek, responsive UIs while contributing to backend services that power the product. You’ll get true ownership and the chance to shape the future of a transformative product.

You’ll Bring

• React expertise – Modern, scalable Frontend development (React, Tailwind).
• Python skills – Confident with building and maintaining backend APIs.
• Cloud experience – AWS/GCP/Azure knowledge.
• Startup mindset – Comfortable in small, fast-moving teams.
• Bonus points – Exposure to AI or SaaS products.

Tech Stack

ReactJS, Python, Flask, PostgreSQL, Redis, RabbitMQ, Kubernetes, Terraform.

The Package

• up to £80k base
• Equity (genuine upside)
• Benefits & the chance to shape the future of AI-powered products.

If you’re even half curious, let’s chat.