https://jobs.co.uk/job/senior-network-engineer-srg--71dbaac8-6c52-403f-9dd7-6d935ca1a25a RSS feed for Senior Network Engineer at SRG. en-gb Wed, 12 Aug 2026 14:08:38 GMT https://jobs.co.uk/job/senior-network-engineer-srg--71dbaac8-6c52-403f-9dd7-6d935ca1a25a https://jobs.co.uk/job/senior-network-engineer-srg--71dbaac8-6c52-403f-9dd7-6d935ca1a25a Wed, 12 Aug 2026 11:52:12 GMT Location: London | Salary: 10000-500000 Annual | Type: Contract | Senior Network Engineer Contract LondonWhat the successful Senior Network Engineer will be doing:Supporting a major office relocation and data centre migration for a global financial services group, working across Arista, Aruba and Cisco infrastructureDelivering Layer 2/3 network migration (switching, routing, VLANs, trunking, STP, LACP) alongside a new FX trading platform buildHandling hands-on physical infrastructure work - copper and fibre patching, cable routing, labelling, to a professional installation standardSupporting cutovers, implementation windows and post-change validation, including out-of-hours work when requiredOngoing support post go-liveThe Senior Network Engineer needs the following:Proven contractor experience delivering building moves and data centre migrations, ideally supporting a trading platform buildStrong hands-on experience with Arista, Aruba and Cisco kitSolid Layer 2/3 networking knowledge, including connectivity validation and troubleshootingTrack record working with third-party carriers on circuit/WAN migrationsComfortable in a fast-paced, business-critical, multi-site environmentDesirable skill for the network engineer:French language skillsExperien... Contract