Salary: £70,000 - 90,000 per year Requirements: We need genuine depth in network programming with C and C++. We are particularly interested in strong working knowledge of Layer 3 OSI protocols, low-level packet analysis and routing, OSPF, TAP/TUN devices and UDP tunnelling, UDP hole punching and STUN technologies, IPTables and packet routing strategies, code threading and multitasking, IPC and shared-memory communication, and Linux kernel-level development. We would ideally like experience in s…