Job Title: Senior Delivery Engineer - Arista Spine & Leaf (Inside IR35) Location: Ideally 1 day per week onsite in London Contract Rate: £490 per day (Inside IR35) Contract Type: 6months + (likely extension) Role Overview We are seeking a highly skilled Senior Delivery Engineer with a strong background in Arista-based Spine and Leaf network architectures to join a fast-paced technology environment, supporting mission-critical infrastructure with a focus on low-latency and high-performance networking. You will lead and support the deployment and integration of complex network solutions based on VXLAN and EVPN , with an emphasis on multicast routing and layer 2/3 switching . The ideal candidate will have a deep understanding of capital markets/trading environments , where stability, scalability, and low-latency are paramount. Key Responsibilities Design, implement, and support Arista Spine & Leaf architectures across trading platforms.

Deploy and manage VXLAN/EVPN overlays , ensuring high availability and optimal performance.

Configure and troubleshoot multicast networking for Real Time data distribu...