Senior Cyber Security & Network Analyst

Salary: £43,500 - 66,500 per year

Requirements

• We are looking for 5–7+ years of experience in network engineering with strong cyber security exposure.
• We require proven experience with next-generation firewalls, endpoint detection and response tools, SIEM platforms, vulnerability management tools, Cisco switching (Layer 2/3), enterprise networking, wireless technologies, and network load balancing.
• We are looking for strong incident management and threat analysis capabilities.
• Experience working in regulated or compliance-driven environments is advantageous.
• We need demonstrable experience delivering infrastructure or security projects.
• We value a strong analytical and problem-solving mindset.
• We require excellent written and verbal communication skills.
• We need someone who is highly organised with strong attention to detail.
• We are looking for a proactive, self-motivated person who can work independently.
• We value a collaborative approach and the ability to work across technical and non-technical teams.

Responsibilities

• We own day-to-day cyber security operations, keeping systems and data secure.
• We support and improve security tooling, including firewalls, SIEM, endpoint protection, and encryption.
• We monitor, investigate, and respond to security incidents.
• We manage core network infrastructure, including LAN/WAN, Wi-Fi, Layer 2/3, remote access, and load balancing.
• We run vulnerability checks and ensure patching is up to date.
• We use SIEM tools to identify and act on potential threats early.
• We support audits, access controls, and compliance requirements.
• We get involved in and lead security and infrastructure projects.
• We keep documentation and processes up to date.
• We work with third-party suppliers where needed.
• We support disaster recovery and business continuity planning.

Technologies

• Cisco
• Support
• LAN
• Load Balancing
• Network
• Security
• Aruba

More

We are a highly regarded financial services organisation based just outside Epsom, operating in an enterprise-scale, highly regulated environment. We offer a hybrid working arrangement with 2 days onsite, and full-time office attendance for the first month. This is a permanent, full-time role with flexibility required for occasional weekend work when needed. You will join a strong and growing technology team in a hands-on position at the intersection of cyber security and network engineering, with excellent opportunities for development, progression, and involvement in meaningful transformation projects, alongside a competitive salary and excellent benefits.

last updated 21 week of 2026