Senior Platform Software Engineer (AI)

TL;DR

Senior Platform Software Engineer (DevOps/AI): Building and managing scalable, secure cloud infrastructure on AWS and Azure for voice AI assistants with an accent on Infrastructure as Code and developer experience. Focus on automating cloud operations with Terraform, optimizing Kubernetes production environments, and ensuring high availability of critical customer service operations.

Location: London, United Kingdom (Hybrid)

Company

PolyAI automates customer service through lifelike voice assistants that enable businesses to deliver human-like customer service at scale.

What you will do

• Design, deploy, and manage scalable and resilient cloud infrastructure on AWS and Azure.
• Automate cloud operations using Infrastructure as Code (Terraform).
• Improve developer experience and define technical standards for the entire engineering organization.
• Collaborate with engineering and security teams to define cloud architecture and implement best practices.
• Monitor performance, troubleshoot incidents, and optimize resources for cost-efficiency.
• Deliver production-ready, reliable infrastructure to support high-scale voice AI platforms.

Requirements

• 5+ years of professional software engineering experience.
• Strong proficiency in Python.
• Production experience with Kubernetes and containerization.
• Proven track record with CI/CD and release management (Azure DevOps or GitHub Actions preferable).
• Hands-on experience managing production environments in AWS or Azure.
• Proficiency with Terraform for Infrastructure as Code.

Nice to have

• Proficiency in Go, TypeScript, or JavaScript.
• Experience with ArgoCD and GitOps practices for continuous deployment.
• Familiarity with Agile methodologies such as Scrum, Kanban, and Sprints.

Culture & Benefits

• Participation in the company’s employee share options plan and equity.
• Tenure-based PTO starting at 25 days, increasing up to 32 days.
• Flexible WFH policy and a one-off WFH allowance for home office equipment.
• Ability to work from outside the UK for up to 6 months each year.
• Comprehensive health package including private healthcare, dental cover, and mental health programs.
• Professional growth via an annual L&D allowance and a 5-week paid sabbatical after 5 years.