£850 per day Umbrella Inside IR35London / Hybrid (2-3 days on-site)12-Month ContractStart ASAP.My client is a leading international financial services organisation seeking an experienced IT Network Hosting Services Engineering Lead to join a major infrastructure consolidation programme. This role will focus on the design, delivery, and optimisation of enterprise hosting environments across on-premise, cloud, internet-facing, and market data platforms. You will play a key role in a multi-year transformation programme focused on consolidating data centres, networks, hosting platforms, storage, and compute services across multiple business entities. The position requires strong hands-on technical capability combined with architecture and engineering leadership experience.Key Requirements8+ years'' experience in Network Engineering, Hosting Architecture, or Network Infrastructure Engineering.Strong knowledge of enterprise networking across L2-L7 technologies.Experience designing and supporting hosting environments across data centres, cloud, and internet-facing platforms.Proven expertise with AWS, Azure, GCP, and/or Oracle Cloud networking.Strong understanding of BGP, multicast, low-latency networking, and high-availability architectures.Experience supporting market data platforms, trading infrastructure, or real-time data distribution environments.Strong knowledge of network security architecture, segmentation, and Zero Trust principles.Experience with Microsoft 365 ..... full job details .....