of TCP/IP ,OSI stack, and routing protocols (BGP, OSPF) Some experience working with either Juniper, Arista or Cisco Understanding of switching, firewalls, STP, VLANs, VPNs, Trunks, ACLs, multicast routing (IGMP, PIM BiDir) and MSDP Familiarity dealing with multiple vendors Experience performing network traffic and protocol analysis using standard industry tools (Wireshark, tcpdump) Working knowledge of Linux/Unix More ❯
Stevenage, Hertfordshire, England, United Kingdom Hybrid/Remote Options
MBDA
vSphere in support of network/security services. Familiarity with monitoring tools (PRTG, Nagios) and using telemetry to inform troubleshooting. Nice-to-have/Desirable Line Management experience. IPv6, multicast, and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Load More ❯
Bristol, Avon, South West, United Kingdom Hybrid/Remote Options
MBDA
vSphere in support of network/security services. Familiarity with monitoring tools (PRTG, Nagios) and using telemetry to inform troubleshooting. Nice-to-have/Desirable Line Management experience. IPv6, multicast, and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Load More ❯
Stevenage, Hertfordshire, South East, United Kingdom Hybrid/Remote Options
MBDA
vSphere in support of network/security services. Familiarity with monitoring tools (PRTG, Nagios) and using telemetry to inform troubleshooting. Nice-to-have/Desirable Line Management experience. IPv6, multicast, and advanced QoS exposure. Cisco ISE (NAC/SGT), Cisco DNA Centre/SDA, or Cisco ACI familiarity. Automation/scripting (Ansible, Python) for repeatable changes and evidence collection. Load More ❯
an exchange, sell-side or front office environment would be highly beneficial. Experience of developing low-level, high performance systems. Familiarity with Service Orientated Architecture, concurrency models and threading, multicast messaging or FIX message protocols would be advantageous. Key Skills: C++ (ideally version 17 or later), Red Hat Linux (ideally V7 or later), Low Latency/High Performance trading applications More ❯
Linux-based development and performance tuning. Experience with garbage collection-aware coding, real-time systems, and machine-level performance optimization. Strong grasp of Solace messaging, networking fundamentals, 10GbE, and multicast environments. Experience with Wireshark or similar tools for packet analysis and latency diagnostics. Desirable: Exposure to crypto trading platforms or digital asset markets. Familiarity with machine sympathy principles and high More ❯
patterns Proven background in FX trading systems, pricing, and risk management Deep understanding of CPU architecture, cache optimisation, and Linux performance tuning Expertise in networking and messaging (TCP, UDP, Multicast, FIX) Knowledge of quantitative instruments and algorithmic trading Experience implementing controls in automated trading environments Skilled in TDD, automated testing frameworks, CI/CD, and API design Ability to translate More ❯
Cambridge, Cambridgeshire, East Anglia, United Kingdom Hybrid/Remote Options
Client Server
You have C/C++ development skills on Windows OS You have full software development lifecycle experience You have a good knowledge of networking protocols e.g. TCP/IP, multicast You have a strong grounding in Computer Science fundamentals e.g. multi-threading, OOP, Data Structures, Design Patterns You're collaborative with great communication skills You are UK based and do More ❯
allocation and low-GC approaches. Hardware-aware optimisation including CPU architecture, cache behaviour, kernel tuning, core pinning and memory layouts . Building and improving ultra-low-latency messaging pipelines (Multicast, TCP, IPC). Working directly with senior engineering leadership on system architecture and performance strategy. Driving technical direction and mentoring senior members of the team. What We're Looking For More ❯
larger networks with uplinks to other switches. Dante/AES67 Primarily understanding audio over the network, how clocking works, distribution, bandwidth and layer 2 distribution. IP Networks (VLANS, DNS, Multicast/Unicast, PTP) Understanding IP networks for AVoIP, Dante, IPTV, IP addressing and VLAN routing DSP design/concept Having an understanding how Audio DSP’s work; licences needed if More ❯
spanning tree (STP), VSS, and VRF architectures Implementing and supporting multi-site VXLAN EVPN fabric across Cisco 9300 spine/leaf platforms Configuring OSPF, BGP (IPv4, EVPN, VXLAN), and multicast routing Building, configuring, and troubleshooting Cisco ASA and Firepower appliances Managing Cisco ISE for secure network access control Supporting wireless environments using RADIUS/802.1x authentication (Preferred) Experience with Cisco … with GRE, route maps, filters, LACP/PAGP, STP, VSS, and VRF Experience supporting Cisco multi-site VXLAN EVPN fabrics Strong background in OSPF/BGP (IPv4, EVPN, VXLAN), multicast, and Cisco 9300 spine/leaf topologies Hands-on experience with Cisco ASA, Firepower, and ISE Excellent troubleshooting capability, including advanced packet capture and analysis Experience configuring and maintaining enterprise More ❯
Job Title: Network Engineer Location: Birmingham Level: Consultant Please Note: Any offer of employment is subject to satisfactory BPSS and SC security clearance which requires 5 years continuous UK address history (typically including no periods of 30 consecutive days or More ❯