of emerging technologies and regulatory changes What we’re looking for 5+ years in professional software development, with 2+ years in Rust Strong knowledge of telecom protocols (SIP, RTP, VoIP, 4G/5G, IMS, Diameter, SS7, etc.)Experience with distributed systems, real-time communications, or network services Solid grasp of concurrency, memory management, and performance tuning in Rust Excellent troubleshooting More ❯
Guildford, Surrey, England, United Kingdom Hybrid/Remote Options
Jonothan Bosworth
Hybrid Salary: £60,000 – £70,000 Type: Permanent About the Role: Our employer-partner is looking for a Senior Python/C++ Engineer with strong experience in distributed systems, VoIP, audio/video processing, and cloud-native architectures. This role suits someone who enjoys building performance-critical tools, working across the full stack, and contributing to scalable real-time communication … products. Key Responsibilities: Develop backend services and distributed components using Python and C++ . Work with media processing technologies (FFMPEG, audio mixing, streaming pipelines). Engineer VoIP, DECT, and SIP-based communication software, including real-time call handling. Build and maintain REST APIs (Flask, FastAPI, Django) and integration layers. Contribute to highly available microservices deployed via Docker Compose and/… . Collaborate in Agile teams to deliver secure, scalable, production-grade solutions. Required Skills & Experience: Strong engineering experience with Python and C++ (combined tech-stack). Background in telecoms, VoIP, DECT, SIP, media streaming, or network communications. Hands-on experience with microservices , containerisation, CI/CD (GitLab). Exposure to cloud deployments (AWS preferred). Familiarity with MQTT, ZMQ, WebRTC More ❯
Guildford, Surrey, England, United Kingdom Hybrid/Remote Options
Jonothan Bosworth
on low-latency and high throughput. Build and optimise systems-level components using Rust, C++, C, or Java . Design and implement APIs and real-time communication protocols (SIP, VoIP, 5G, RTC). Improve platform reliability, stability, and performance (99.99%+ uptime environments). Lead performance tuning, fault-tolerance engineering, and high-availability architecture reviews. Implement CI/CD workflows … high-pressure environments. Provide mentorship, code reviews, and knowledge sharing within engineering teams. Required Skills & Experience: 5+ years in systems programming (Rust, C++, C ). Strong background in telecoms , VoIP, SIP, real-time protocols, or distributed systems. Experience with Linux/Unix , Docker , Kubernetes , and CI/CD pipelines. Proven ability to design scalable back-end services and high-performance More ❯