Network Infrastructure Engineer

Join us as a Network Infrastructure Engineer You’ll collaborate in building the best enterprise network solutions and engineer infrastructure technology to comply with security, resilience, sustainability, and operational requirements with observability and guardrails built in You’ll also use automation to provide testing and a route to live for the product, identifying ways to use new and existing technology tools to enhance performance and remove inefficiencies This is a chance to work with colleagues across the bank to share engineering best practices, allowing you to provide thought leadership while developing solutions What you'll do As a Network Infrastructure Engineer, you’ll contribute to and manage the selection, creation and maintenance of technologies required to meet the needs of our customers, strategic targets and architecture outcomes, along with developing products using modern engineering practices and tools. We’ll look to you to collaborate with Product Owners to develop product roadmaps and manage the lifecycle of the team's products and support engineered products to respond to customer feedback, new feature requests, resolve production issues and help customers consume our products. You’ll also: Work within a team to design and engineer intuitive, self-service infrastructure products Lead and drive standards for our Cisco and Arista network Develop technical skills through continuous learning and development Contribute to the delivery of infrastructure as code solutions Build an awareness of design thinking tools and techniques with users in order to improve your product Provide operational support for pattern or product related issues Work with key vendors in the delivery of the infrastructure services and technology for the product The skills you'll need We’re looking for someone with hands-on experience managing large enterprise network environments with 10,000+ devices. We’ll expect you to have proven design, implementation, and management of enterprise-grade networks using Cisco and Arista platforms with experience including, Arista Fabric with VxLAN on-prem deployment, traditional Cisco enterprise deployment and extensive knowledge of layer 2 and 3 protocols to build scalable and resilient networks such as STP, OSPF, BGP, VxLAN, EVPN. You'll also need experience with Cisco Meraki networking solutions, including Dashboard management, MX deployment and administration, site-to-site VPNs, security policies, MS switching, and MR wireless design and troubleshooting. In addition, you’ll have: Experience working in financial services environment on trader voice infrastructure The ability to work in high pressure environments, specifically responding to and leading on business impacting incidents Strong experience with multicast technologies and their interoperation across Cisco and Arista VxLAN platforms Experience working in an agile manner on both operations and projects along with the ability to work on your own and drive your own workstack as part of a larger team Strong collaborative communication skills for articulating technical concepts clearly to business and technical stakeholders Large scale WAN with traffic engineering policies Hours 35 Job Posting Closing Date: 08/08/2026 Ways of Working:Remote First