Network Engineer

Nottingham Trent House (95002), United Kingdom, Nottingham, Nottinghamshire – Network Engineer.

You’ll support Capital One UK’s Network Infrastructure, ensuring our technologies meet Capital One’s continuously updated requirements. This role encompasses technical analysis, project design/delivery, BAU service support, and contributes to the wider organization.

• Provide high‑tier operational support for the entire network and firewall infrastructure, participating in the 24/7 on‑call rotation.
• Act as the SME for at least one core technology platform, driving its future direction through lifecycle refreshes and continuous service improvements.
• Execute infrastructure changes driven by technology refreshes, BAU requirements, and strict security compliance standards.
• Rapidly diagnose and resolve complex network incidents while producing high‑quality supporting documentation.
• Build and maintain strong operational relationships with critical third‑party suppliers, carriers, and manufacturers.
• Utilize Agile and Kanban methodologies to streamline both project delivery and BAU functions.

• Deep Routing & Switching expertise – hands‑on experience with Cisco Enterprise Data Center and WAN components (ACI, NX‑OS, BGP).
• Security & SD‑WAN proficiency – robust technical knowledge of network security infrastructure, specifically Versa SD‑WAN and Palo Alto firewalls.
• Cloud networking savvy – solid understanding of AWS connectivity (Direct Connect, Transit Gateways, VPCs, Security Groups).
• Network automation & innovation – experience embedding automation in production environments and driving an “automation‑first” approach.
• Network diagnostics & monitoring – proficiency using Logic Monitor, Netbrain and Wireshark.
• Vendor & framework experience – ability to work effectively with virtual teams and varied third‑party supplier models using Agile/Kanban frameworks.

This is a permanent position based in our Nottingham office. We offer a hybrid working model: three days a week on site (Tuesdays, Wednesdays, Thursdays) and the rest from home. Flexible arrangements can be discussed.

• Immediate access to core benefits: pension scheme, bonus, generous holiday entitlement and private medical insurance.
• Flexible benefits: season‑ticket loans, cycle‑to‑work scheme, enhanced parental leave.
• High performers receive strong career progression opportunities and access to Capital One University training programmes.
• Open‑plan work spaces, accessible facilities, fully‑serviced gym, subsidised restaurant, mindfulness and music rooms.

Capital One is committed to diversity in the workplace. If you require a reasonable adjustment, please contact  All information will be kept confidential and used only for the purpose of applying a reasonable adjustment.