Senior Network Security Architect & Cloud Infra Lead

tp; Greater London; On-site; GBP 90,000 - 140,000; Full time

Job summary

TP ICAP Group is seeking a Senior Network Security Infrastructure Engineer to design, implement and operate secure network security platforms across cloud and on-prem environments.

You will work with Cyber Security, Cloud Engineering, Architecture and Operations to define strategy, build automation with Terraform and Python, and mentor engineers while ensuring compliance and reliability.

Qualifications

• Minimum of 5 years' experience with Fortinet security products.

Responsibilities

• Lead the design, engineering, deployment, and optimisation of enterprise network security platforms across cloud and on-premises environments.
• Serve as the technical authority for network security infrastructure, providing guidance on solution design, architecture reviews, and engineering best practices.
• Design and implement Infrastructure as Code (IaC) solutions using Terraform and related technologies to support scalable, repeatable deployments.
• Develop and maintain automation capabilities using Python, Ansible, and similar tools to improve operational efficiency and platform reliability.
• Collaborate with Architecture, Cyber Security, and Cloud teams to define and evolve the organisation's network security strategy and standards.
• Produce and maintain high-quality technical documentation, operational procedures, and design artefacts.
• Mentor and coach engineers, promoting knowledge sharing, technical excellence, and a culture of continual improvement.

Tools

Fortinet

AWS Networking

Terraform

GitLab

Fortinet Firewalls

Python

Ansible

IAM security controls

Job description

TP ICAP Group is seeking a Senior Network Security Infrastructure Engineer to design, implement and operate secure network security platforms across cloud and on-prem environments.

You will work with Cyber Security, Cloud Engineering, Architecture and Operations to define strategy, build automation with Terraform and Python, and mentor engineers while ensuring compliance and reliability.