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# Systems Engineer

- **Company:** source
- **Location:** London, UK
- **Contract:** Permanent contract
- **Skills:** Artificial Intelligence, Android Software Development, Systems Engineering, C++ (Programming Language), Memory Management, Linux on Embedded Systems, Linux Kernel, Performance Tuning, Software Systems, Yocto, Build Tools
- **Published:** July 19, 2026
- **Apply:** https://uk.indeed.com/viewjob?jk=887c74bf6a5e886e

## About the Role

* The Systems Mindset: You have a strong background in Rust or C/C++ and a deep understanding of Linux internals.
 * Scale-Obsessed: You have experience with (or a burning desire to fix) large-scale build systems and developer tooling.
 * Impact-Driven: You embody the "Own It" mentality - you see a friction point in the developer journey and you don't stop until it's gone.
 * Curious & Collaborative: You enjoy translating real-world customer problems into robust, production-grade solutions.
 * Low Ego, High Impact: Beyond being a brilliant coder, you are a thoughtful and empathetic teammate - someone who leads with kindness
 * Feedback Culture Champion: You embrace feedback and provide it thoughtfully; you see open, honest communication as the foundation of great teamwork.

## Description

SourceFS is a high-performance virtual filesystem designed to turn multi-hour workflows into minutes.

 * 10x Faster Builds: Intelligent caching and virtualization that only materializes files when they are actually needed.
 * 10x Lower Costs: Enabling a standard 16-vCPU machine to outperform even a 128-vCPU machine.
 * True Engineering Productivity: Replaying hundreds of thousands of build steps instantly when inputs match., * Deep OS Integration: Work close to the kernel, focusing on FUSE, I/O paths, memory management, and scheduling.
 * Scaling Primitives: Design the foundation for massive build systems like Android, Yocto, and embedded Linux.
 * Performance Optimization: Hunt down bottlenecks across I/O and CPU to ensure our virtualization remains near-instant., * AI-Native Infrastructure: We merge deep systems expertise with AI to solve the "impossible" - using AI to automate complex merges and conflict resolution for the next generation of devices.
 * Architect the Future: Have a direct, visible impact on the infrastructure used to build the world's most advanced hardware.
 * Early-Stage Ownership: You'll have a seat at the table to shape our technical roadmap, product direction, and culture from day one.
 * Tier-One Partnerships: Work side-by-side with world-class customers, from global automotive giants to leading cloud providers.
 * Elite Engineering Culture: Join a high-trust & passionate team of engineers


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