Senior Chromium Engineer - AI & Security Platform

Menlo Security; Bracknell; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Menlo Security is seeking a Senior Software Engineer to join our Chromium team supporting MARS, our AI initiative. You’ll contribute strong C++ skills across browser layers to build and harden browser capabilities powering Menlo’s AI-driven features.

You’ll collaborate with engineers across Chromium, AI, and security, working with AWS/GCP cloud infra, Kubernetes, and Terraform to deliver high-performance, secure technology that integrates AI agents and MCP servers.

Qualifications

• Strong C++ engineering skills.
• Strong networking fundamentals, including solid knowledge of HTTP security.
• Bachelor's degree or higher in Computer Science or a related field.

Responsibilities

• Design, build, and maintain Chromium-based browser components in C++, across layers such as content, browser, core, compositor, skia, and networking.
• Apply networking and HTTP security expertise to harden browser isolation and network-facing infrastructure.
• Partner with the MARS team to build and integrate AI agent capabilities and MCP servers into Menlo's platform.
• Use Python or Rust to build supporting tooling, services, and prototypes alongside core C++ work.
• Deploy and operate cloud infrastructure (AWS, GCP) and orchestration (Kubernetes, Terraform) for agent/MCP workloads.
• Debug and optimize performance-critical, high-scale systems across browser and supporting infrastructure.
• Collaborate across product, security, and AI teams to ship capabilities end-to-end.
• Apply AI-assisted coding tools to accelerate development, testing, and code review.

Skills

C++

Networking

HTTP security

Education

Bachelor's degree or higher in Computer Science or related field

Tools

AWS

GCP

Terraform

Kubernetes

Linux

Python

Rust

Tornado

HAProxy

EC2

Job description

Menlo Security is seeking a Senior Software Engineer to join our Chromium team supporting MARS, our AI initiative. You’ll contribute strong C++ skills across browser layers to build and harden browser capabilities powering Menlo’s AI-driven features.

You’ll collaborate with engineers across Chromium, AI, and security, working with AWS/GCP cloud infra, Kubernetes, and Terraform to deliver high-performance, secure technology that integrates AI agents and MCP servers.