1 to 25 of 57 Arista Jobs in London

Network Security Engineer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
encryption, and NAC integration. • Hands-on experience with: o Cisco ASR/ISR/Catalyst 8k o Cisco Catalyst and Nexus platforms o Arista switching platforms • Strong experience with: o BGP o OSPF o EVPN o VXLAN o MPLS o VRF-based segmentation • Deep understanding of Layer ...

Network Engineer

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
encryption, and NAC integration. • Hands-on experience with: o Cisco ASR/ISR/Catalyst 8k o Cisco Catalyst and Nexus platforms o Arista switching platforms • Strong experience with: o BGP o OSPF o EVPN o VXLAN o MPLS o VRF-based segmentation • Deep understanding of Layer ...

Senior Network Engineer - Low Latency Trading

Hiring Organisation
Hudson River Trading
Location
London, UK
Employment Type
Full-time
environments. In depth understanding of common layer 2 and layer 3 network protocols and best practices; working knowledge of OSPF, BGP, PIM, IGMPExperience managing Arista, Cisco, and other common networking devices on a day-to-day basisFamiliarity with low-latency microwave networks and/or optical transmission systems, such ...

Principal Network Engineer

Location
Greater London, England, United Kingdom
routing and control planes, including BGP, EVPN-VXLAN, and Clos/spine-leaf architectures. Production experience with network platforms such as Cumulus, Nokia, or Arista EOS. Strong network automation expertise using Python and Ansible. Experience with Git-based workflows and modern Infrastructure-as-Code and CI/CD tooling ...

Senior Network Engineer Fintech BGP Multicast

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
years of experience working on network equipment in an ISP style environment or a large NOC 5-7 years of experience with Juniper, Arista, and/or Cisco hardware and software CCIE or JNCIE certified or equivalent level of knowledge Expert understanding and deployment experience in the following technologies ...

Network Engineer III - Backbone (Hybrid, London)

Hiring Organisation
CrowdStrike
Location
London, UK
Employment Type
Full-time
network automation and a testing frameworkExperience in building end to end pipelines with CI tools such as JenkinsProficient with various networking vendors such as Arista, Palo Alto, Juniper, Adva, Nokia, Cisco, HP, etcProven experience utilizing AI technologies to enhance decision-making, streamline workflows and processes, improve efficiency and drive ...

Lead Network Operations Engineer

Hiring Organisation
G Research
Location
London, UK
Employment Type
Full-time
scale environments (datacentre, WAN, campus) Proven experience operating network security infrastructure (firewalls, load balancers, proxies, TACACS) Solid understanding of switching and routing (Cisco/Arista, L2/L3) and routing protocols (BGP, EVPN-VXLAN) Good knowledge of modern network security principles (e.g. zero trust, micro-segmentation) Experience managing physical ...

Network Engineer

Location
Greater London, England, United Kingdom
Gateways. Azure – Vnet, VPN GWs, Express route. Automation: Python (Netmiko,NAPALM), Ansible playbook design and deploy. Terraform IaCProcess automation. Vendors: Palo Alto, Cisco, Juniper, Arista, Aruba (wifi/Clearpass). Hardware: PA220,440,3200 series firewalls, Panorama. Cisco 9200/9300/4500. Cisco Nexus 9k. Juniper MX series … routers. Arista 7k series. Aruba Access points and Clearpass NAC. Troubleshooting: IP network packet troubleshooting and analysis. LAN network device troubleshooting. WAN network device troubleshooting. Firewall security troubleshooting. Design and Architecture: WAN/Campus LAN network design and implementation. Firewall DMZ design and implementation. Understanding of different exchange connectivity ...

Network Infrastructure Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
customers so design, deploy and implement new network infrastructure. DocumentationSkills:3+ years as a Network EngineerExperience with multiple hardware vendors such as Cisco, Arista, JuniperExperience with routing protocols OSPF and BGPLinux (Redhat)Network Design (WAN/VPLS)Multicast (Highly desired)An interest in cloud computing (AWS/Azure ...

Network Specialist - Core

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
MLAG, CDP/LLDP, QoS, HSRP/VRRP, VLAN/VxLANMonitoring: LANZ, Sflow, Kibana, PrometheusSecurity: AAA (Radius/TACACS), control planes, device hardeningExperience with Arista/CiscoDatacenter/office network infrastructure buildout experiencExperience with network diagnostic and performance tools - netcat, tcptrace, wireshark, etc. Proficient with Cisco's Unified Communication ...

Senior Network Engineer

Location
City Of London, England, United Kingdom
enterprise DNS platforms (e.g. Infoblox), including DNS architecture, DHCP/IPAM integration, and DNS security (RPZ/DFP). Proven hands‐on experience with Arista Campus and Data Centre platforms, including AGNI (network access control/policy) and CVaaS for network telemetry and lifecycle management. Familiarity with F5 platforms ...

HPC Network Engineer - Banking & Finance

Location
Greater London, England, United Kingdom
scale or data centre networks. Strong expertise across BGP, OSPF, VXLAN, spine-leaf architectures, and multicast. Experience with high-performance switching platforms such as Arista, Cisco, NVIDIA/Cumulus, or SONiC. Strong understanding of network architecture, capacity planning, and large-scale infrastructure design. Experience using packet analysis tools such ...

Low Latency Network Engineer

Location
Greater London, England, United Kingdom
experience designing and supporting large-scale network environments. Strong knowledge of BGP, OSPF, multicast, TCP/IP and modern data centre networking. Experience with Arista, Cisco, Juniper or similar enterprise networking platforms. Background in network architecture, capacity planning and infrastructure design. Strong troubleshooting skills using tools such as Wireshark ...

Lead Low latency Network Engineer - Banking & Finance

Location
Greater London, England, United Kingdom
experience designing and supporting large-scale network environments. Strong knowledge of BGP, OSPF, multicast, TCP/IP and modern data centre networking. Experience with Arista, Cisco, Juniper or similar enterprise networking platforms. Background in network architecture, capacity planning and infrastructure design. Strong troubleshooting skills using tools such as Wireshark ...

Network Lead (DC) - Consultancy

Location
Greater London, England, United Kingdom
technical projects Strong customer-facing communication skills Ability to operate as a technical escalation point Experience across network design and implementation Highly Advantageous: Corvil Arista networking Palo Alto firewalls OpenShift EVPN Low-latency networking Market data environments Trading infrastructure Data centre networking Benefits: 10% company bonus Hybrid working ...

Network Engineer - Physical Network Infra - London, UK

Hiring Organisation
TikTok
Location
London, UK
Employment Type
Full-time
SNMP, Sflow/netflow, Telemetry.- Familiar with data center network architecture, such as CLOS.- Hands-on experience of major network devices, such as Cisco, Arista, Juniper, H3C, Huawei and other mainstream vendors.- Self-motivated, good communication and written skills.- Team player and participate companies network global on-call rotation. ...

F5 Network Engineer

Hiring Organisation
Xact Placements Limited
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
/IP, BGP, HTTP, SSL Automation chops with Ansible, Python or shell, and you're at home on Linux Bonus points for Cisco/Arista, containers and virtualisation, or vendor certifications. On offer £80,000, fully remote in the UK after a 4–6 week London onboarding, funded ...

Data Centre Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
client is based in London. For more jobs and updates follow me on twitter @SebQuantCCNA, Networks, TCP/IP Scala Ocaml f# Cisco Arista Ciena corning BIOS Linux HPC HFT Systems Infrastructure Linux troubleshooting virtualization Cisco IOS, F5 IPSEC, GRE, PPTP PostgreSQL, MySQL, Linux, Python, Bash sys admin devops ...

Network Engineer – Observability, Automation & Reliability

Location
Greater London, England, United Kingdom
network and security infra from our London HQ. You will own end-to-end operations, enhance observability, and champion automation across Cisco and Arista environments. The role requires hands-on experience with BGP/OSPF, EVPN/VXLAN, MPLS, and network monitoring tools. Join a world-class team building ...

Network SRE - DC – Network WAN

Location
Greater London, England, United Kingdom
operational excellence. 24/7 Operations: Participatein a shift-based model to ensurecontinuous availability of critical network services. Multi-Vendor Expertise: Operateacrossdiverse environments including Arista, Cisco, Cumulus, Spectrum Ethernet,InfiniBand, Palo Alto, Check Point, Mist, Aruba, A10,Netscaler, andF5. Security & Segmentation: Support networksegmentation, policy enforcement, and VPN solutions (GlobalProtect ...

Network Specialist - ULL

Hiring Organisation
SQUAREPOINT CAPITAL
Location
London, UK
Employment Type
Full-time
MSDP, IGMPSwitching: STP, PC/vPC/MLAG, CDP/LLDP, QoS, HSRP/VRRP, VLAN/VxLANAuthoritative level experience and skill with Arista and Cisco network switching, routing hardware, L1 devices and softwareOutstanding knowledge of network monitoring PCAP decoding tools landscape Proficient in a scripting language - Python preferredTrade ...

Senior UCC Engineer

Location
Greater London, England, United Kingdom
coordination Experience leading large, complex enterprise initiatives on a global scale Experience with office build-out projects Networking experience is a plus (Cisco, Arista, Palo Alto Networks) Working knowledge of essential security concepts. One or more of the following certifications preferred: CTS, CTS-D, CTS-I, BiAmp, Slack, CCNA ...

Senior Network Engineer

Hiring Organisation
Oscar Associates (UK) Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 500 - 550 Daily
Senior Network Engineer £550p/day (Inside IR35) 3 days on site in London 6 months Arista 7150 and Cisco , Low latency We're looking for an experienced Senior Network Engineer to join a critical network refresh programme supporting financial exchange. Experience working in trading/low latency exchange ...

Data Center Network Engineer - Quant Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
networking fundamentals, including switching, routing, and Layer 2/3 troubleshootingLinuxExperience with a variety of server and network hardware (e.g., Dell, Cisco, Juniper, Arista, Ciena, Corning, Ortronics)Ability to design, deploy, test, and troubleshoot copper and fibre cablingWillingness to travel 2-4 weeks per year and work flexible hours ...

Network Engineer - Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Responsible for supporting all on-premise data centres and networks.· Responsible for the availability, security, automation, and continued operations of the network.· Work with Arista, Fortinet, Cisco, Juniper and A10 network devices.· Assist in building of new high-performing, highly resilient, low-latency networks in multiple regions.· Ensure efficient … occasionally out-of-hours) while promoting production change management processes and procedures. Network Engineers MUST have: Experience in multitude of following technologies: low latency Arista switches, Fortinet firewalls, Cisco routing and switching products, Juniper SRX, A10 Load Balancers, Cisco ASA Firewalls, FortiManager, FortiAnalyzer and Corvil. Experience in coding ...