About this role
Salary: £100,000 - 145,000 per year
Requirements: Strong professional experience writing production Rust, including idiomatic design, concurrency, and performance characteristicsDegree in Computer Science, Software Engineering, or a related technical disciplineAbility to communicate complex technical concepts clearly to engineers, customers, and stakeholdersCuriosity about the business and ecosystem our systems serveExperience working directly with end-users to diagnose issues, propose solutions, and build trustPassion for championing great technologyHands-on experience designing distributed microservice or event-driven architecturesTrack record of writing well-tested, scalable Rust code using concurrency patterns, unit and integration testing, containerisation, and CNCF ecosystem toolsExperience with a cloud platform such as GCP, AWS, or equivalent Responsibilities: Develop and maintain high-performance DTN products, platforms, and APIs, predominantly in Rust, using gRPC and Protocol BuffersArchitect and scale distributed, cloud-native systems running on KubernetesOwn code from design through production, including implementation, debugging, testing, and optimisationModernise and evolve existing capabilities using cutting-edge approachesCollaborate across full-stack teams to pair robust backend logic with seamless user experiencesTranslate technical and commercial needs into elegant, maintainable Rust solutionsCreate documentation, tutorials, and sample code for developers and customers using The Relay NetworkSupport customer onboarding by guiding integration and ensuring systems perform at scaleBenchmark and refine performance for large-scale global deployments Technologies: AWSArchitectBackendCloudGCPSupportKubernetesNetworkRustgRPC More:
We are a pioneering UK technology firm redefining global communication networks. We build solutions for environments where standard systems fail, providing resilient, far-reaching connectivity across critical environments. Youll join our core R&D team to help develop the next generation of our technology stack and platform, creating production-grade Rust systems that shape how networks operate worldwide. We offer a Rust-first stack, meaningful work supporting critical communications infrastructure, deep technical autonomy in a small expert team with minimal bureaucracy, and the opportunity to contribute to systems deployed internationally by leading organisations. This is a remote role with a salary of up to £145,000.
last updated 40 week of 2026