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# Principle Software Engineer | DefenceTech

- **Company:** Tech Environmentthe
- **Location:** London, UK
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), C++ (Programming Language), Software Engineering, Cloud Platform System, Backend, Golang
- **Published:** May 23, 2026
- **Apply:** https://www.apply4u.co.uk/jobs/x/37179614/

## About the Role

Tech EnvironmentThe company primarily builds in Rust, but they are deliberately language-agnostic when hiring.Strong candidates could come from backgrounds including:Java, C++, Go, PythonWhat matters most is exceptional engineering ability, systems thinking, and experience building complex scalable platforms.
What They're Looking ForOutstanding software engineering fundamentalsExperience building distributed or event-driven systemsStrong understanding of networking, infrastructure, or systems engineeringBackground working on complex backend platforms or performance-critical systemsPrevious technical leadership experiencePeople management experience is helpful but not essential

## Description

What You'll Be DoingLeading the design and development of highly reliable distributed systemsDriving architecture decisions across event-driven and real-time systemsWorking closely with hardware, networking, and infrastructure teamsMentoring and guiding high-performing engineersTaking ownership of technical direction and engineering standardsContributing to hiring and team growthHelping build scalable systems designed for high-stakes environments


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