Platform Engineer - Secure, Scalable Infra & CI/CD

Dex; Greater London; On-site; GBP 90,000 - 130,000; Full time

Job summary

Dex partner company is seeking an experienced infrastructure leader to architect and operate the platform backbone for an enterprise AI data platform. You will own the infrastructure roadmap, enabling product engineers to ship fast with enterprise-grade controls built in.

Join a small, high-impact team reporting to the founders, to drive security, observability, and scalable cloud foundations across Kubernetes, Terraform, and GitHub Actions in London.

Qualifications

• 4-7 years in platform, infrastructure or DevOps roles.
• Proven Terraform modules design and GitHub Actions CI/CD experience.
• Strong observability knowledge and advanced networking concepts.
• Experience provisioning/scaling PostgreSQL/MySQL/NoSQL databases and blob storage; automation in Python or Bash.
• Direct experience with SOC 2, ISO 27001, or GDPR processes.

Responsibilities

• Architect and operate Kubernetes clusters and Terraform-managed cloud resources.
• Design and implement platform-level CI/CD pipelines using GitHub Actions for backend, frontend, and data services.
• Drive product-wide observability (logging, metrics, tracing) and on-call processes.
• Prepare infrastructure for critical security audits (SOC 2, ISO 27001) and manage cloud costs.
• Build robust guardrails and advanced networking solutions (VPCs, VPNs, firewalls) for secure, rapid product development.

Skills

Platform ownership

CI/CD design

Observability

Security/compliance

Cloud infrastructure

Tools

Terraform

GitHub Actions

Kubernetes

Cloud platforms

Job description

Dex partner company is seeking an experienced infrastructure leader to architect and operate the platform backbone for an enterprise AI data platform. You will own the infrastructure roadmap, enabling product engineers to ship fast with enterprise-grade controls built in.

Join a small, high-impact team reporting to the founders, to drive security, observability, and scalable cloud foundations across Kubernetes, Terraform, and GitHub Actions in London.