Lead Full Stack Engineer - Cloud SaaS Platform

United States Digital Space LLC; Greater London; Hybrid; GBP 60,000 - 70,000; Full time

Benefits offered by this job

Benefits

Job summary

United States Digital Space LLC is seeking a Lead Full Stack Engineer to own the technical direction of a modern cloud-based SaaS platform. The role blends hands-on development with technical leadership in a hybrid UK/London setting.

You will design scalable, API-first architectures, mentor engineers, and collaborate with stakeholders to deliver data-driven features and automation. A strong backend (Node.js/Express) and frontend (React/Vite) stack is essential.

Qualifications

• Experience building full stack SaaS or cloud-native apps.
• Proficient in Node.js/Express, React, and modern frontend tooling.
• Experience with AWS, NoSQL databases, and REST APIs.
• Evidence of technical leadership and mentoring.
• Strong communication with stakeholders.

Responsibilities

• Lead the technical development and architecture of the platform.
• Design scalable, API-first solutions and system architecture.
• Develop backend services with Node.js/Express.
• Build frontend apps with React and Vite.
• Mentor engineers and drive engineering best practices.
• Collaborate with stakeholders to translate business needs.

Skills

Node.js

Express

React

Vite

AWS

DynamoDB

REST API

Software architecture

Git & Agile

Technical leadership

Job description

United States Digital Space LLC is seeking a Lead Full Stack Engineer to own the technical direction of a modern cloud-based SaaS platform. The role blends hands-on development with technical leadership in a hybrid UK/London setting.

You will design scalable, API-first architectures, mentor engineers, and collaborate with stakeholders to deliver data-driven features and automation. A strong backend (Node.js/Express) and frontend (React/Vite) stack is essential.