london (city of london), south east england, united kingdom
Quant Capital
but others are welcome. Advanced network knowledge of BGP, OSPF, EVPN, VRFs, VXLAN, route leaking and filtering, IPsec VPNs, NATs + basic IPv6 and multicast understanding. Knowledge of Rest APIs, Git, SSL certificates, DNS, LDAP, DHCP and Linux. Network certificates such as CCNA, CCNP or Fortinet NSE4/7 could More ❯
london (city of london), south east england, united kingdom
OpticoreIT
capture solutions, including optical taps, SPAN, tap aggregation and timestamping Packet Analysis using Wireshark Interconnecting for market data and order entry in exchange collocations Multicast configuration and troubleshooting Automation tools, including Git, Python, Golang, Jenkins, Terraform and Ansible What you'll bring: Minimum CCNP qualified network engineer Experience using Routing More ❯
london (city of london), south east england, united kingdom
Harrington Starr
Network Multicast Engineer – Up to £110,000 + Bonus (On Target 20%) Hybrid – 3 Days per Week in London Office A leading global financial markets infrastructure and data business is looking for a highly skilled Network Engineer to join their team. With operations in over 70 countries and a … the world’s most important financial institutions. What They’re Looking For: Deep expertise in routing and switching – Cisco, Juniper, Arista Strong understanding of multicast – IGMP, PIM, RP Experience with LAN, WAN, BGP, OSPF, MPLS, VPN, GRE, NAT Familiarity with SDN, Cisco ACI, VxLAN, and data centre networking Knowledge of More ❯
Must-Haves: Experience: 3+ years in the fintech industry. Switching Expertise: Proficiency in Cisco and Arista switching technologies. Routing Skills: Strong knowledge of BGP, Multicast, and OSPF. Network Monitoring Tools: Experience with Wireshark, Grafana, and other network monitoring tools. Nice-to-Haves: Certifications: CCNP or CCIE certification. Scripting: Python scripting More ❯
and managing resilient, low-latency environments is particularly welcome Demonstratable skills with standard network protocols: OSPF, BGP, BFD, VRRP, HSRP, RSTP Working knowledge of multicast architecture and protocols including PIM-SM and IGMP v2 Experience in the configuration of multi-VRF environments Exposure to configuring the Zabbix monitoring platform or More ❯
is required: Experience working with UNIX or Linux in a Sysadmin or engineering capacity Strong understanding of network protocols such as TCP/IP, multicast etc Scripting and automation experience such as Python, Shell, Ansible, Jenkins Excellent communication skills and the desire to work as part of a wider team More ❯
command-line tools. Proficiency in scripting languages such as Python. Experience with SQL databases and data querying. Understanding of networking fundamentals (TCP/IP, multicast, latency optimization). Ability to handle high-pressure situations and make quick, informed decisions. Excellent communication skills and a proactive, problem-solving mindset. Prior experience More ❯
other teams Disaster Recovery and Business Continuity Core experience required: Strong experience with Linux/Unix Understanding of Networking – TCP/IP, DNS, UDP, Multicast etc. Scripting and Automation – Bash, Python, Shell, Ansible etc. Experience with Jira and Confluence (or other ITSM tooling) highly desirable Please apply ASAP for more More ❯
london, south east england, united kingdom Hybrid / WFH Options
Client Server
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 What More ❯
field. 5–10 years' experience in performance-critical C++ systems. Strong Linux and systems-level programming skills. In-depth knowledge of TCP/UDP, multicast, and low-latency design. Python or Shell scripting experience a plus. Familiarity with exchange APIs (FIX, WebSocket, REST) preferred. Financial/crypto market experience a More ❯
london, south east england, united kingdom Hybrid / WFH Options
Roc Search
applications. - 5+ years of professional Java or C++ experience. - 3+ years of professional script development experience, preferably Python. - Demonstrated knowledge of network communication, including multicast and WebSockets - Experience with inter-process messaging, micro-service architectures, and API design - Experience with Functional Programming and Immutable Design - Experience with trading systems is More ❯
essential: Network design; Managed switch configuration; Knowledge and experience of kernel compilation; Experience in High Performance Computing HPC or NUMA architectures; Familiarity with IP multicast; Linux and IP security settings and configuration; Network qualifications, e.g. CCNA; Understanding of hardware level aspects associated with controlling and writing/using Linux driver More ❯
projects. Essential experience/Qualifications: Proven experience working in a similar role within the AV Industry. Good understanding of key AV networking protocols, notably Multicast management (IGMP, PIM) and Quality-of-Service models. Understanding of common AVoIP/IT Protocols, e.g., Dante, RTSP, PTP. CCNA (Or Equivalent) certified. Command line More ❯
We are looking for a highly skilled and motivated Infrastructure Network Engineer to join a dynamic IT infrastructure team. My client works across multiple sectors to include, Health, Energy, Finance and Energy. As a key contributor, you will play a More ❯
london, south east england, united kingdom Hybrid / WFH Options
CACI Ltd
Qualifications In-depth knowledge and real-life hands-on experience in MPLS technology (primarily Layer3 VPN) Strong working knowledge of BGP, OSPF and IP multicast experience and/or knowledge of multicast in MPLS is a big plus experience with Cisco IOS XR/ASR 9000 is a big plus More ❯
on cutting-edge network projects , focused on delivering the fastest, most reliable connectivity possible across the globe. Expect a heavy focus on Market Data , Multicast Networking , Venue Onboarding , and ULL optimisations . Network Automation training will also be provided—perfect for an engineer looking to move into next-gen network … Deliver low-latency, high-performance network solutions for Market Data and HFT applications. Drive new Venue Onboarding projects across global markets. Engineer and optimize multicast and market data distribution. Implement, configure, and troubleshoot Cisco IOS-XR or Arista platforms. Collaborate closely with in-house trading and development teams. Learn and … with Cisco or Arista network environments. Exposure to Cisco IOS-XR is highly advantageous. Solid background in Market Data , ULL Networking , and/or Multicast environments. Previous experience in a financial services or low-latency environment would be ideal. Eagerness to learn automation and modern DevNet practices. 🌟 What’s on More ❯