1 to 25 of 52 Permanent OpenSIPS Jobs in England

Good knowledge of containers and orchestration, especially Docker Relational database skills MySQL, MariaDB or PostgreSQL Any of the following would be good to have: - Wider VoIP skills: RTP, Asterisk, OpenSIPS, RTPEngine, WebRTC Programming skills in C/C++ or Lua Knowledge of networking: IPv4, IPv6, firewalls, routing Podman, Docker Composer/Swarm, Kubernetes Init systems: sys5 init, runit, system KVM More ❯

databases, to include MySQL Experience with Message Queues - ideally RabbitMQ - and event driven architecture Any experience of telephony systems (VoIP) would be an advantage, together with tools such as OpenSIPS and FreeSWITCH The list above is important, but not as important as hiring the right person! So if you don't meet all of the criteria above, but feel the More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯

is ideal for engineers with a passion for building, debugging, and optimizing real-time communication systems, with extensive knowledge and background in VoIP technologies, such as Softswitch, RTPEngine and OpenSIPs coupled with excellent C/C++ development skills in a Linux environment. Key Responsibilities: Design, develop, and test new software aligned to the product roadmap meeting the changing needs of … policy, and procedural documentation. Skills & Experience: 5+ years of experience building and operating VoIP systems using communications protocols such as UDP, SIP and RTP Strong hands-on with Softswitch, OpenSIPs, RTPEngine. Solid expertise with SIP signalling, RTP, and media relay techniques. Hands-on experience with Session Border Controller, Media Servers and WebRTC. Experience in managing telephony infrastructure for uptime, latency More ❯