Join Form3 on a high-impact cloud security programme, helping strengthen the resilience, governance and security of one of the world's leading cloud-native payments platforms.

THE PROJECT 📝

We're looking for an experienced Senior Cloud Security Engineer to join Form3 on a contract basis to deliver a strategic programme of security enhancements across our cloud-native payments platform.

Focusing on improving cloud security, operational resilience and governance across our engineering ecosystem, you will work closely with our Platform Engineering and Security teams to design and implement practical security improvements that enhance how we build, deploy and operate critical payment infrastructure.

You'll play a key role in strengthening areas such as cloud platform security, software supply chain security, identity and access management, AI governance, cryptographic controls and automated security assurance, ensuring solutions are scalable, production-ready and aligned with regulatory expectations.

Key responsibilities

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 artefact integrity.
Improve production access security, including RBAC, least-privilege implementation, deployment tooling and operational processes.
Enhance software supply chain security through dependency management, container image scanning, provenance, signing and vulnerability remediation.
Contribute to the secure adoption and governance of AI-enabled engineering capabilities, including controls for data protection, auditability and operational resilience.
Provide technical leadership and guidance on cloud security architecture and secure engineering practices.
Produce high-quality technical documentation, including solution designs, implementation plans, operational procedures and security evidence.
Collaborate closely with engineering, platform and security teams to deliver maintainable, production-ready security improvements.
Ensure all deliverables align with operational resilience requirements, regulatory obligations and internal security standards.
Deliver changes using structured, low-risk change management practices while maintaining service availability.

TECH STACK ⚙️

AWS – Cloud infrastructure and security controls.
Kubernetes – Container orchestration and workload security.
Terraform – Infrastructure as Code and security automation.
CI/CD tooling – Secure software delivery, build security and deployment governance.
Container security tooling – Image scanning, vulnerability management and runtime protection.
Identity & Access Management (IAM) – Least privilege, RBAC and privileged access controls.
Software Supply Chain Security – Dependency scanning, artefact signing, provenance and integrity controls.
Security monitoring & observability platforms – Detection, auditability and operational visibility.
AI governance and security controls – Supporting secure adoption of AI-enabled engineering capabilities.

INTERVIEW PROCESS ✍️

Stage 1: Screening Call with Talent Team Stage 2: Kubernetes & Linux Interview Stage 3: Cloud Security & Engineering Best Practices interview

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.

HIRING LOCATIONS📍

Here are the locations that we are looking to engage with contractors from. Please note, we are not looking to engage with contractors outside of these locations.

Austria
Bulgaria
Croatia
Cyprus
Estonia
Greece
Hungary
Italy
Latvia
Lithuania
Malta
Romania
Slovakia
Slovenia

All contractors start their first day in our office to collect the equipment needed to work remotely.

Senior Cloud Security Engineer - AI Resilience & Security Enhancements (Contract) at Form3