Infrastructure Security Engineer - London

Highlights

• Secure critical infrastructure spanning SpaceXAI, X Social and X Money platforms.
• Build secure foundations with automation-first mindset embedded in engineering.
• Partner closely with engineering teams to embed security into how systems run.

Ideal candidate

Hands-on, curious infrastructure security engineer with 3–5 years experience who thrives in flat, high-ownership teams and cares about embedding security into how systems are built and run.

Requirements

• Bachelor's degree in Computer Science, Cybersecurity, or a related field
• 3–5 years of experience in cloud security, infrastructure security, or related roles
• Strong understanding of cloud security principles, compliance frameworks, and best practices
• Proficiency in at least one cloud platform (AWS, GCP, or Azure) and associated security services
• Proven experience securing hybrid AWS/on-premises (or multi-cloud) environments, including IAM and overall security posture
• Experience with Infrastructure as Code tools (e.g., Terraform, CloudFormation)
• Familiarity with containerization technologies and their security implications
• Knowledge of network security concepts and protocols
• Experience with scripting languages (e.g., Python, Bash) for automation and tool development
• Proactive mindset with strong ownership, critical thinking, and problem-solving skills
• Located in the EU/UK or willing to relocate