Senior Cyber Security & Network Analyst

  • Sivara GmbH
  • Ewell, Surrey
  • 21/06/2026
Full time Information Technology Telecommunications

Job Description

Salary: £60,000 - 70,000 per year

Requirements
  • We are looking for a Senior Cyber Security and Network Analyst with proven experience in cyber security analysis, tools, and software.
  • We require hands on experience with Palo Alto Firewalls and associated NG services.
  • We need experience in endpoint detection and remediation.
  • We require experience implementing, supporting, and developing L2/3 network infrastructure.
  • We need experience with Qualys Vulnerability Management.
  • We require experience with Aruba Wi Fi.
  • We need experience with L2/3 switching, ideally Cisco Nexus.
  • We are looking for experience with network load balancing.
  • We require experience with incident management.
  • We need experience in data security.
  • Penetration testing experience with third party providers is desirable.
  • We are seeking someone who can support cyber security and network environments in a financial services setting.
Responsibilities
  • We will rely on you to support the delivery and maintenance of our cyber security and network infrastructure, ensuring systems remain secure, resilient, and aligned to business needs.
  • You will manage day to day security operations, including monitoring SIEM platforms, firewalls, endpoint protection, and threat detection tools.
  • You will investigate security incidents and vulnerabilities, recommending and implementing corrective actions where required.
  • You will maintain and support network technologies including LAN/WAN, Wi Fi, Internet connectivity, and Layer 2/3 infrastructure.
  • You will contribute to cyber security and infrastructure projects, including the implementation of new security controls and technologies.
  • You will perform patching, upgrades, and ongoing maintenance across security and network environments to minimise risk and downtime.
  • You will develop and maintain security policies, operational procedures, technical documentation, and compliance standards.
  • You will support disaster recovery and business continuity planning, testing, and readiness activities.
Technologies
  • Aruba
  • Cisco
  • Support
  • LAN
  • Load Balancing
  • Network
  • Nexus
  • Security
More

We are a globally recognised financial services organisation, and our Business Technology Solution department delivers end to end technology, applications, and services transformations. We are partnering with Synapri to hire a Senior Cyber Security and Network Analyst who will play a key role in strengthening our security and network capabilities. This is an opportunity to join a team focused on resilience, operational excellence, and continuous improvement across our technology environment. Please apply for further information.

last updated 25 week of 2026