Principal Platform Engineer - AI-Driven Dev Tools

IC Resources; West of England; Hybrid; GBP 110,000 - 170,000; Full time

Job summary

IC Resources and our Bristol-based client seek a Principal Software Engineer to lead the design, architecture and development of an internal developer platform used by all engineering teams. You will architect and own the tooling, infrastructure, workflows, and components that developers build on.

This role focuses on building a platform from the ground up for agentic engineering, including rolling out coding agents across engineering workflows and owning how and where they’re used.

Qualifications

• Experience as principal or staff software engineer.
• Expertise across multiple languages and tooling (Python, Go, Rust, AWS, Kubernetes).
• Hands-on in building developer platforms and internal tooling.
• Experience implementing agentic AI in real engineering workflows.
• Knowledge of guardrails: sandboxing, permissions, audit logging or observability.
• Deep CI/CD, IaC, containers and Kubernetes experience.
• Experience creating reproducible development environments.

Responsibilities

• Lead design, architecture and development of internal developer platform used by all engineering teams.
• Architect and own tooling, infrastructure, workflows and components.
• Drive implementation of agentic AI across engineering workflows and coding agents rollout.
• Define standards and technical direction for the platform.

Skills

Principal experience

CI/CD

Kubernetes

Development tooling

Python

Go

Rust

AWS

Tools

Python

Go

Rust

Kubernetes

AWS

Docker

Job description

IC Resources and our Bristol-based client seek a Principal Software Engineer to lead the design, architecture and development of an internal developer platform used by all engineering teams. You will architect and own the tooling, infrastructure, workflows, and components that developers build on.

This role focuses on building a platform from the ground up for agentic engineering, including rolling out coding agents across engineering workflows and owning how and where they’re used.