Senior Platform Architect — Azure, Terraform & CI/CD

Dex; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Dex is partnering with a company that builds an AI workspace for large banks and asset managers. You will lead the platform underneath, architecting and operating the Azure footprint across AKS, Terraform, and Dockerised services, while guiding the technical direction for a 150+ person organization selling to regulated institutions.

You will own cloud cost, prepare for SOC 2 and ISO 27001 audits, and enable product engineers to ship rapidly without compromising enterprise-grade controls.

Qualifications

• 7+ years in platform, infrastructure, or DevOps.
• Experience designing Terraform modules and CI/CD pipelines that other engineers build on.
• End-to-end ownership of observability, including incident practice.
• Comfort with cloud networking (VPCs, private networking, DNS, load balancers, VPNs, firewalls) and provisioning production databases.
• Strong Python or Bash for automation.

Responsibilities

• Architecting and operating a complex Azure footprint, including AKS, Terraform, and Dockerised services.
• Designing and implementing CI/CD pipelines that ship backend, frontend, and data, with a focus on developer experience.
• Setting technical direction and guardrails for infrastructure, including Terraform modules, pipeline patterns, and observability practices.
• Owning end-to-end observability (logging, metrics, tracing, alerting, on-call) and driving incident response.
• Preparing the entire cloud estate for rigorous SOC 2 and ISO 27001 audits, and managing cloud cost at scale.

Skills

Platform/DevOps

Terraform modules

CI/CD pipelines

Observability

Cloud networking

Python or Bash

Tools

GitHub Actions

Terraform

AKS

Docker

Job description

Dex is partnering with a company that builds an AI workspace for large banks and asset managers. You will lead the platform underneath, architecting and operating the Azure footprint across AKS, Terraform, and Dockerised services, while guiding the technical direction for a 150+ person organization selling to regulated institutions.

You will own cloud cost, prepare for SOC 2 and ISO 27001 audits, and enable product engineers to ship rapidly without compromising enterprise-grade controls.