Senior Network Engineer

Job description

Role Overview We are seeking a highly experienced Senior Network Engineer to join our technology infrastructure team in London. This role requires a strong hands-on engineer with deep technical expertise in designing, implementing, maintaining, and troubleshooting complex enterprise network environments within a highly regulated banking environment. The successful candidate will play a critical role in ensuring the resilience, security, and performance of network services supporting business-critical banking operations, trading systems, data centres, cloud connectivity, and branch infrastructure. This position is ideal for an engineer who combines strong architectural understanding with a practical delivery mindset and who remains technically engaged in day-to-day operational activities. Key Responsibilities: - Design, implement and support enterprise-grade network infrastructure across on-premise and cloud environments - Manage and optimise LAN, WAN, WLAN, and data centre network environments - Perform advanced troubleshooting across routing, switching, firewall, VPN, and load balancing technologies - Lead hands-on incident resolution for complex network outages and performance is...