Security Platform Engineer - London

Google; Greater London; On-site; GBP 160,000 - 200,000; Full time

Job summary

Google UK SecOps is seeking a security engineer to deploy, operate, and secure private cloud services for critical customers. You will manage SIEM, IDS/IPS, CWPP tooling, and implement monitoring and logging strategies.

With 5+ years in security or platform engineering, you will work with Terraform/ArgoCD, Kubernetes security, and scripting in Python or Go. DV clearance is required or eligibility; British citizenship is a must. On-site in London or Wiltshire.

Qualifications

• Bachelor's degree in Computer Science, Information Security, a related field, or equivalent experience.
• 5+ years of security engineering or platform engineering roles.
• Experience with infrastructure-as-code and GitOps (Terraform, ArgoCD) and cloud-native security orchestration.
• Experience with Kubernetes security and container orchestration.
• Proficiency in Python or Go for tooling and PoCs.
• Eligible for Developed Vetting UK security clearance (DV). Must be a British citizen.

Responsibilities

• Deploy, configure, and manage cloud security platform tools (SIEM, IDS/IPS, CWPP).
• Develop and implement security monitoring and logging strategies.
• Investigate and analyse security incidents and remediation actions.
• Perform forensic analysis to identify suspicious activity.
• Automate security tasks and workflows to improve efficiency.
• Deliver, operate, and secure private cloud services for critical customers.
• Collaborate with Incident Response, Platform Engineering, and Security Architects to harden infrastructure.
• Participate in rotating on-call schedule weekends.

Skills

Security engineering

Red Team / Purple Team

Cloud security

Automation

Education

Bachelor's degree in Computer Science or related field

Tools

Terraform

ArgoCD

Helm

Kubernetes

RBAC

Go

Python

Job description

Salary: £160,000 - 200,000 per year

Requirements:

• Bachelors degree in Computer Science, Information Security, a related field, or equivalent practical experience
• 5 years of experience in security engineering, offensive security (Red Team/Purple Team), or platform engineering roles
• Experience with infrastructure-as-code and GitOps (e.g., Terraform, Helm, ArgoCD) and cloud-native security orchestration
• Experience with Kubernetes security (e.g., workload isolation, RBAC, network policies) and container orchestration
• Experience in scripting and development languages (e.g., Python, Go) for building custom security tooling, automation, and exploit Proof-of-Concepts (PoCs)
• Active, or the ability to obtain, a Developed Vetting (DV) UK security clearance
• Must be a British citizen to meet compliance and security clearance requirements

Responsibilities:

• Deploy, configure, and manage cloud security platform tools and technologies, including Security Information and Event Management (SIEM), Intrusion Detection/Prevention Systems (IDS/IPS), and Cloud Workload Protection Platforms (CWPP)
• Develop and implement security monitoring and logging strategies
• Investigate and analyse security incidents, including identifying root causes, determining the scope of impact, and taking appropriate containment and remediation actions
• Perform forensic analysis to identify and investigate suspicious activity
• Automate security tasks and workflows to improve efficiency and effectiveness
• Deliver, operate, and secure private cloud services for critical customers
• Work closely with Incident Response, Platform Engineering, and Security Architects to integrate security validation and defensive hardening into infrastructure and operational workflows
• Participate in a rotating on-call schedule outside core business hours and over the weekend to support security incidents and critical operations

Technologies:

• ArgoCD
• Cloud
• GitOps
• Helm
• Support
• Kubernetes
• Network
• Python
• RBAC
• Security
• Terraform

More:

We are part of the UK Security Operations (SecOps) team in Google Public Sector, delivering, operating, and securing private cloud services for customers with exceptionally high security requirements. Our aim is to provide the flexibility, reliability, and scalability of public cloud in a private cloud environment for our most critical customers. We work closely with Google product teams to continually improve our technology. This is an engineering-centric, on-site role based either at our satellite site in Wiltshire or in London, requiring a standard five-day week in the office.

last updated 36 week of 2026