Overview In this contract role, you will design secure enterprise networks for a large IT services provider working on an insurance-sector client. You will implement secure network zones, enforce policies, and analyze traffic to protect bus...Read More>>.

Overview In this London-based role you will support and operate enterprise and OT networks, solving complex networking challenges with modern technologies. You will collaborate with UK and US infrastructure teams, owning routing, switching,...Read More>>.

Overview In this role you design, deploy and maintain the trading network infrastructure to ensure high uptime and low latency for a leading high-frequency trading client. You collaborate with Technology and Trading teams to evolve networks...Read More>>.

Overview In this role you will deliver 3rd line network support within a skilled Infrastructure team and drive network projects for a global footprint. You will work on proactive monitoring, troubleshooting and improving core network perfor...Read More>>.

Overview As Senior Network Engineer you will uphold Exegy's network infrastructure, handling administration, device upkeep, and vendor collaboration to keep services running smoothly. You will operate in a fast-paced setting, supporting pro...Read More>>.

Overview In this role you design, implement and manage scalable, secure Azure network infrastructures to support hybrid environments. You will operate Azure networking services and security components, collaborating with a global team to de...Read More>>.

Overview As a Low Latency Network Engineer at G-Research in London, you will design and implement highly available co-location networks that power our low-latency platform. You’ll drive optimization of latency, throughput, and resilience...Read More>>.

Overview In this hands-on role, you will support clients both in-house and in the field, tackling technical challenges across networking and security. You contribute to projects and deliver practical solutions on customer environments. The...Read More>>.

Overview In this role you will lead the design, implementation and support of enterprise-grade networks across multiple sites. You will provide technical leadership, mentor engineers, and collaborate with senior peers to align outputs with...Read More>>.

Overview In this role you will support on-premise data centres and networks for a fintech trading client, ensuring availability, security, and low-latency performance. You will work in a fast, high-uptime environment with regional network c...Read More>>.

Overview In this role you will support and optimize on-premise data centres and networks to ensure availability, security, and smooth operations at scale. You will work with leading devices from Arista, Fortinet, Cisco, Juniper and A10 to b...Read More>>.

Overview In this role you will help design, deploy and safeguard a world-class trading network spanning data centers, 3rd-party colocation, and cloud providers. You’ll collaborate with trading systems developers to deliver a low-latency,...Read More>>.

Overview In this contract role you will own and operate the on‑premise global network supporting a high‑throughput FX trading platform. You’ll deploy a new high‑performance London hub and onboard global connections, working with mul...Read More>>.

Overview In this role you will design and deploy network topology to support a world-class trading environment in London. You will help ensure mission-critical networks are reliable and scalable, with a focus on automation to accelerate dep...Read More>>.

Overview You will lead and shape a global network program, owning design, implementation, and support of secure, scalable LAN/WAN, data center, wireless, and cloud networking. The role blends hands-on engineering with project delivery, stan...Read More>>.

Overview In this role you will serve as a senior engineer within Core Services, diagnosing and resolving complex network incidents and supporting CSI and change work for key national security IT systems. You’ll handle 3rd line escalations...Read More>>.

Overview As a Network Engineer in a leading trading technology environment, you will design, deploy and resolve complex network issues for a global service provider network. You’ll collaborate with exchanges, operations and cross-function...Read More>>.

Overview In this role you will strengthen and operate the global IT network as a Level 3 infrastructure specialist. You will work within the Infrastructure team to deliver network projects and 3rd-line support for a FTSE-listed organization...Read More>>.

Overview In dieser Rolle unterstützen Sie den Aufbau und Betrieb von hochverfügbaren Netzwerken für eine führende Trading-Organisation. Sie arbeiten im Londoner Team an der Gestaltung und Implementierung neuer Netzwerktopologien, um ein...Read More>>.

Overview As a Network Engineer, you will help sustain and optimize mission-critical networks for a leading prop trading house. You join a small, high-caliber team in London and work on complex, latency-sensitive infrastructure. You will lea...Read More>>.

Overview In this role you will support and improve Viridien's global network across WAN/LAN/datacentre/cloud, ensuring reliability, security and performance. You will work in the Network Operations team within the UK HPC Hub, collaborating...Read More>>.

Overview In this role you will contribute to a global IT infrastructure by delivering high‑level network support and leading network projects. You’ll work within a skilled infrastructure team to maintain reliability, implement design ch...Read More>>.

Overview In this role you will design, deploy and maintain the trading and business network infrastructure for a high-frequency trading environment. You will collaborate with Technology and Trading teams to evolve networking and security, e...Read More>>.

Overview In this role you will be a hands-on Network Engineer in the Cyber Defence Centre, supporting live incidents and security hardening while designing and delivering managed security solutions. You’ll work with cross-functional teams...Read More>>.

Overview You design, deploy, and operate the network fabric for a multi-tenant AI cluster, enabling high-performance GPU compute and storage. You own both data center and office networks, shaping architecture through day-2 operations and dr...Read More>>.

Overview In this role you will help maintain and extend a high-performance, multi-vendor network infrastructure for a leading quantitative trading firm. You will work with cross-functional teams to design scalable data-centre and colo netwo...Read More>>.

Overview As an Azure Network Engineer, you design, build and secure cloud and hybrid networking for complex enterprise environments. You will work with architects and security specialists to deliver resilient, scalable Azure networks and co...Read More>>.

Overview In this role you help developers and publishers succeed on PlayStation by providing expert network support and guidance. You will deepen your understanding of PlayStation network services, APIs, and tooling, translating complex doc...Read More>>.

Overview In this role you will join a team of technical professionals supporting a large-scale z/OS systemen platform, focusing on mainframe network integrity and data/IP security. You will work on configuring, maintaining, and securing hos...Read More>>.

Overview In this role you will design, deploy, and maintain trading and business network infrastructure to support low-latency operations. You’ll collaborate with Technology and Trading teams to evolve networking and security, ensuring hi...Read More>>.

Overview As Senior Network Engineer you will architect, design and manage Ryan’s network, telephony, and video infrastructure. You will lead day-to-day operations within the Network and Telecommunications team to ensure high availability,...Read More>>.

Overview In dieser Rolle arbeiten Sie an der Planung, Bereitstellung und dem Betrieb robuster Netzwerkinfrastrukturen. Sie arbeiten eng mit Kunden- und Infrastrukturteams zusammen, um Cisco- und Palo Alto-Geräte zu konfigurieren, Sicherhei...Read More>>.

Contract Length: 1-month initial (Highly likely of extension) Location: Remote (Occasional onsite) Day Rate: Open to discussions (Outside IR35) Start Date: ASAP One of the UK's leading cha...Read More>>.