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Job Title


Principal Software Engineer


Company : Understanding Recruitment


Location : St Albans, England


Created : 2026-04-25


Job Type : Full Time


Job Description

Fastest Growing Start-up in the UK | Defense We are partnered with one of the UK's fastest-growing start-ups. They are a very technically focused group building cutting-edge decision-making technology. The company's founding team has a real pedigree, with backgrounds from the UK Special Forces, Palantir and Helsing. They've been building for just over two years, and already have a lot of customers in the UK. On-site | London Up to 150,000 + Equity Senior/Principal Software Engineers: They're looking to add Senior/Principal Engineers to their team. The team are open to hiring pure backend engineers, or full-stack engineers. Their technical stack is Rust , Typescript and React on the frontend. They do not require any experience in any of these technologies , the team hire on pure technical acumen rather than years of experience with one language. Bonus point if you have built: High throughput systems Event sourced architectures Unified event models No sponsorship is available at this time. TPBN1_UKTJ