Security Rules Engineer: Build Fault-Tolerant, Scalable Systems

Cloudflare; United Kingdom; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Stock ownership

Flexible vacation policy

Commuter benefits

Healthcare & disability benefits

Wellbeing programs

Job summary

Cloudflare is seeking a talented Systems Engineer to join the Security Rules team. You will design, implement, and maintain the software systems that power our Application Security products, including rate limiting and web application firewall.

You will work on microservices in Rust and collaborate across security, network engineering, SRE, and product management. The role involves on-call flexibility and contributing to scalable, reliable systems.

Qualifications

• 3+ years of relevant professional experience with a technology company.

Responsibilities

• Design, implement, and maintain Cloudflare’s Application Security Product Offering such as Rate Limiting, Web Application Firewall and more.

Skills

Rust

Go

C++

Distributed systems

Unix/Linux

On-call readiness

Tools

Docker

Kubernetes

PostgreSQL

Clickhouse

Memcached

Prometheus

Grafana

Job description

Cloudflare is seeking a talented Systems Engineer to join the Security Rules team. You will design, implement, and maintain the software systems that power our Application Security products, including rate limiting and web application firewall.

You will work on microservices in Rust and collaborate across security, network engineering, SRE, and product management. The role involves on-call flexibility and contributing to scalable, reliable systems.