SC-Cleared Senior Fullstack Engineer (Node/React) – Remote

iO Associates; England; Remote; GBP 75,000 - 100,000; Full time

Job summary

A leading technology consultancy in the UK is seeking a Lead Principal Consultant specializing in government, defence, and security. The role is predominantly remote but involves occasional travel to locations such as Corsham, Andover, or London. Candidates must have an active SC clearance and strong commercial experience in Node.js and React to build fullstack applications. This position offers an opportunity to influence development from the outset, making it ideal for those ready to start mid-January 2026.

Qualifications

• Active SC clearance is essential.
• Strong commercial experience with Node.js and React required.
• Track record of building robust, scalable fullstack applications.

Responsibilities

• Influence fullstack development from day one.
• Communicate technical decisions clearly in an Agile team.

Skills

Node.js

React

SC clearance

Agile teamwork

Cloud infrastructure (AWS, Azure, GCP)

CI/CD pipelines

AI/machine learning exposure

Job description

A leading technology consultancy in the UK is seeking a Lead Principal Consultant specializing in government, defence, and security. The role is predominantly remote but involves occasional travel to locations such as Corsham, Andover, or London. Candidates must have an active SC clearance and strong commercial experience in Node.js and React to build fullstack applications. This position offers an opportunity to influence development from the outset, making it ideal for those ready to start mid-January 2026.