Founding Infra & Platform Engineer — AI‑Driven Risk

C&D Talent Advisory - Academy; St Albans; On-site; GBP 130,000 - 170,000; Full time

Job summary

TechTree, an AI-driven recruitment platform, seeks a Founding Engineer for its London-based infrastructure and platform. You will own backend services, design cloud foundations, and shape an enterprise-grade risk infrastructure for regulated customers.

This mid-senior role requires 6+ years of backend experience, hands-on Terraform, CI/CD, and autonomy. On-site in London with flexibility; salary £130,000–£170,000 plus equity.

Qualifications

• 6+ years of backend engineering experience.
• Significant infrastructure ownership in production environments.
• Strong professional experience with a backend programming language.
• Strong TypeScript or Node.js experience preferred.
• Production experience with Terraform.
• Strong CI/CD experience.
• Experience with containerized production workloads.
• Strong understanding of cloud infrastructure.
• Experience owning systems through deployment and production operations.
• Strong security fundamentals.
• Experience with IAM and access-control architecture.
• Experience with network segmentation.
• Strong understanding of secrets management.
• Awareness of software supply-chain security.
• Experience designing and implementing compliance controls.
• Hands‑on ownership of SOC 2, ISO 27001, or comparable compliance programs.
• Operational maturity from supporting production systems that matter.
• Ability to balance rapid product delivery with security and reliability requirements.
• High level of autonomy and technical ownership.

Responsibilities

• Build and own backend services across the platform.
• Develop APIs, asynchronous workflows, and core data models.
• Design and maintain cloud infrastructure foundations.
• Own Infrastructure as Code using Terraform.
• Design secure multi-tenant isolation across compute, data, and network layers.
• Own deployment pipelines and CI/CD infrastructure.
• Build and maintain observability systems.
• Establish and improve production on-call practices.
• Develop infrastructure for long-running AI agent workloads.
• Build systems for large-scale document processing.
• Design secure execution environments for AI tools and agents.
• Automate compliance evidence collection.
• Build infrastructure supporting SOC 2, ISO 27001, and similar frameworks.
• Develop internal tooling that allows engineers to ship quickly without compromising security or reliability.

Skills

Backend engineering

Infrastructure ownership

Backend programming language

TypeScript/Node.js

Terraform

CI/CD

Containerized workloads

Cloud infrastructure

Production operations

Security fundamentals

IAM/access-control

Network segmentation

Secrets management

Software supply-chain security

Compliance controls

SOC 2 / ISO 27001

Autonomy/ownership

Tools

Azure

Azure Container Apps

Azure Service Bus

Azure Front Door

Entra ID

GitHub Actions

Docker

Postgres

AKS

Production-grade AI infrastructure

LLM platforms

RAG systems

Agentic workflows

Secure AI tool execution

Document processing systems

Job description

TechTree, an AI-driven recruitment platform, seeks a Founding Engineer for its London-based infrastructure and platform. You will own backend services, design cloud foundations, and shape an enterprise-grade risk infrastructure for regulated customers.

This mid-senior role requires 6+ years of backend experience, hands-on Terraform, CI/CD, and autonomy. On-site in London with flexibility; salary £130,000–£170,000 plus equity.