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 ❯
in installing, configuring and maintaining network services, equipment and devices. Proven experience with Juniper, Cisco, Arista switching. Experience with Mellanox Infiband switches a plus. Multicast experience desired. Experience with RoCE a plus. Experience with routing protocols including but not limited to BGP/OSPF. Good understanding of subnetting, VLANs, VLAN 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 ❯
availability customer-facing environment. Proven network support and administration experience with strong hands-on experience working with, deploying and supporting BGP, OSPF and IP multicast within large scale hybrid enterprise environments. Experience with designing, deploying and running micro-segmented in hybrid environments. Experience with Automation tools, scripting, IaC in AWS 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 ❯
Ensure security best practices are upheld. What You’ll Need: Strong experience in network architecture and engineering (Cisco CCNP or equivalent). Expertise in multicast networking, firewalls, and cloud-based solutions. Familiarity with broadcast technologies (IP video delivery, encoding, VoD). A proactive mindset with excellent problem-solving skills. This 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
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 ❯
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 ❯
Cambridge, England, United Kingdom Hybrid / WFH Options
Client Server
Computer Science fundamentals such as OOP, Design Patterns, Data Structures You have a good understanding of networking technologies, protocols e.g. TCP/IP, UDP, multicast and security principles You have an appreciation of security and ideally have worked in an ISO 27001 accredited environment Ideally you will also have some More ❯
cambridge, east anglia, united kingdom Hybrid / WFH Options
Client Server
Computer Science fundamentals such as OOP, Design Patterns, Data Structures You have a good understanding of networking technologies, protocols e.g. TCP/IP, UDP, multicast and security principles You have an appreciation of security and ideally have worked in an ISO 27001 accredited environment Ideally you will also have some More ❯
Cambridge, south west england, united kingdom Hybrid / WFH Options
Client Server
Computer Science fundamentals such as OOP, Design Patterns, Data Structures You have a good understanding of networking technologies, protocols e.g. TCP/IP, UDP, multicast and security principles You have an appreciation of security and ideally have worked in an ISO 27001 accredited environment Ideally you will also have some More ❯
skills You have cross platform experience (i.e. Linux and Windows) You have a good understanding of networking technologies, protocols e.g. TCP/IP, UDP, multicast and security principles/regulated environments You're collaborative with clear, concise communication skills You have a relevant degree e.g. Computer Science It would be More ❯
Cambridge, Cambridgeshire, East Anglia, United Kingdom Hybrid / WFH Options
Client Server
skills You have cross platform experience (i.e. Linux and Windows) You have a good understanding of networking technologies, protocols e.g. TCP/IP, UDP, multicast and security principles/regulated environments You're collaborative with clear, concise communication skills You have a relevant degree e.g. Computer Science It would be 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 ❯
ID and protection services, Messaging services, SS7 and mobile signalling services. Design solutions such as large-scale SD-WAN, IPSec and MPLS VPN, IP multicast solutions and public cloud interconnects across wired and wireless comms. Work with strategic vendors for solution evaluation and customization and will provide third-level Operations … 802.11b/g/n), Server Load-Balancing (F5) Proficient in IPSec (including DMVPN and RRI) design, configuration, operation, and troubleshooting Proficient in IP Multicast design, configuration, operation, and troubleshooting Nature & Scope You will work with the Corporate Network Manager, OT Datacentre Manager, OT focused support teams and partners, the More ❯