Senior Full-Stack Engineer – AI Platform Architect

55 Exec Search; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Benefits offered by this job

Hybrid working with flexibility

Small engineering team

Job summary

55 Exec Search is recruiting a Senior Full Stack Software Engineer for a London-based AI startup. You will help build the production systems behind a next-generation authentication product, working across frontend and backend in a hybrid London office.

You’ll design scalable backend services, APIs, and cloud-native systems on AWS, running Kubernetes workloads and delivering web applications. Collaborate with AI engineers and own architectural decisions from day one.

Qualifications

• Commercial software engineering (5+ years)
• TypeScript and Node.js
• Cloud-native applications
• Building production software
• Designing scalable APIs
• Modern software architecture

Responsibilities

• Build production systems across the full stack
• Design APIs that support AI-powered features
• Develop cloud-native systems on AWS
• Run highly available Kubernetes workloads
• Build intuitive web applications
• Collaborate with AI Engineers on architecture decisions

Skills

TypeScript

Node.js

React

REST APIs

CI/CD

Kubernetes

AWS

Tools

AWS

Docker

Kubernetes

Job description

55 Exec Search is recruiting a Senior Full Stack Software Engineer for a London-based AI startup. You will help build the production systems behind a next-generation authentication product, working across frontend and backend in a hybrid London office.

You’ll design scalable backend services, APIs, and cloud-native systems on AWS, running Kubernetes workloads and delivering web applications. Collaborate with AI engineers and own architectural decisions from day one.