Senior Cloud Security Engineer - AI Resilience & Security Enhancements (Fixed-term contract)

Requirements

• Extensive experience designing and implementing cloud security solutions within large-scale cloud-native environments.
• Strong hands-on experience securing public cloud platforms (AWS preferred).
• Expertise in cloud security architecture, identity and access management, workload protection, and infrastructure security.
• Experience securing CI/CD pipelines and modern software delivery practices.
• Strong understanding of software supply chain security, including dependency management, artifact signing, provenance, and vulnerability management.
• Experience implementing least-privilege access models and RBAC.
• Knowledge of security monitoring, risk assessment, and security governance.
• Experience working within highly regulated or business-critical production environments.
• Excellent stakeholder management and communication skills, with the ability to influence engineering teams.
• Strong technical documentation and design skills.

Nice to Haves

• Experience implementing security controls for AI or machine learning platforms.
• Knowledge of cryptographic controls and key management.
• Experience with Infrastructure as Code and policy-as-code tooling.
• Familiarity with payment platforms or financial services environments.
• Understanding of operational resilience frameworks and regulatory requirements affecting critical financial infrastructure.
• Relevant cloud or security certifications (AWS Security Specialty, CISSP, CCSP, or similar).

What You'll Be Doing

• Assess the current cloud security posture across Form3 environments, identifying risks, control gaps, and opportunities for improvement.
• Design and implement scalable cloud security controls that improve the resilience and security of our cloud-native platform.
• Enhance perimeter security controls across cloud infrastructure.
• Strengthen CI/CD pipeline security through secure build processes, automated security testing, deployment governance, and artifact integrity.
• And more...

Perks and Benefits

• We always aim to stick to the above process, however, there may be occasions when an additional interview stage is needed for us to be sure we’re hiring the right fit for the role.
• All new team members start their first day in our office to collect the equipment needed to work remotely.
• We hire talented people from a variety of backgrounds and experiences and are committed to a work environment based on diversity, open-mindedness, and curiosity.