Senior Software Developer

Edison Hill Search
Full-time Elephant & Castle, Greater London computer-and-mathematical
Posted:
February 22, 2026
Location:
Elephant & Castle, Greater London, United Kingdom

Job Description

Nine years ago, a small team working alongside researchers at University of Oxford set out to solve a problem most of the world didn’t yet realise it had.

Billions of machines were beginning to talk to each other — in factories, power grids, transport systems, defence networks and smart cities. But they were doing so through architectures built for a different era: centralised, fragile, and increasingly exposed.

So, they built something different.

Today, this UK tech company holds patented cryptographic technology that enables fully decentralised, post Quantum secure interoperability between devices — operating at the edge, without relying on always-on central connectivity. It works in untrusted environments. It enables real-time communication and narrow AI across full-scale industrial systems. And it is quietly moving from academic breakthrough to global security relevance.

Now they need a senior C++ engineer who can operate where this technology truly live...

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Job Overview

Job Type: Full-time
Location: Elephant & Castle, United Kingdom
Posted: February 22, 2026
Deadline: April 03, 2026