Rust, C++, Python,Senior Software Developer Rust / Python / C++ / Distributed Systems Location: Hybrid UK Salary: &163;60,000 - &163;70,000 Type: Permanent OverviewOur key employer-partner is searching for a Senior Software Developer capable of contributing to high-availability, low-latency, mission-critical platforms, and we are looking to attract someone with experience across Rust, C++, Python, and telecoms/media systems. This role is ideal for engineers with a strong systems mindset who enjoy ownership, architecture, and solving complex distributed systems challenges. Key Responsibilities: Develop high-performance components in Rust, C++, and/or Python. Build distributed, scalable, fault-tolerant systems supporting real-time communications. Implement telecom protocols SIP, VoIP, DECT, audio/video pipelines, or streaming systems. Contribute to containerized microservices deployed via Docker, Kubernetes, or AWS. Lead system diagnostics, troubleshooting, and performance tuning. Design and maintain internal/external APIs and integration layers. Optimise code for latency, throughput, resilience, and system stability. Work with modern DevOps tooling CI/CD, observability, metrics dashboards. Required Skills: Experience with one or more of the following languages: Rust C++ Python Strong understanding of distributed systems, high-availability engineering, or telecom/media systems. Experience working with protocols such as MQTT, ZMQ, WebRTC, SIP, or real-time streaming technologies. Hands-on experience with containerisation and deployment tooling. Strong problem-solving, debugging, and optimisation capabilities. Nice to Have: FFMPEG, audio/video pipelines. Cloud platform experience AWS, GCP. API development with FastAPI, Flask, or Django. Systems-level debugging tools Wireshark, Prometheus, Grafana. What&39;s on Offer: A challenging and exciting engineering environment where performance, reliability, and innovation matter. A collaborative culture that values technical depth and architectural thinking. Opportunity to contribute to major telecom, media, and distributed system products. Contact Claire at Jonothan Bosworth Recruitment Specialists today to learn more. MM01SRD CE We are committed to diversity, inclusion, and equality. As an equal opportunities employer, we celebrate diversity and are active advocates against modern slavery. We prohibit any form of discrimination or harassment based on race, color, sex, religion, sexual orientation, national origin, disability, genetic information, pregnancy, or any other protected characteristic.