Senior Systems Reliability Engineer (SRE), Edge

Location: Hybrid, London, UK

Company

hirify.global operates a global network that protects and accelerates Internet applications for customers ranging from individual bloggers to Fortune 500 companies.

What you will do

• Build and operate the Edge platform running across more than 320 cities in over 120 countries.
• Develop tools and automation that improve service availability, performance, scalability, and operational velocity.
• Monitor, diagnose, and improve the immediate state and functionality of hirify.global’s global platform.
• Enhance applications and services through close feedback loops between developer and operator practices.
• Collaborate across systems, networking, and software engineering in a follow-the-sun operating model.
• Participate in on-call support outside standard working hours when technical issues require attention.

Requirements

• At least 3 years of experience in an SRE role or a similar position.
• Professional experience with Linux systems.
• Software development skills in Go, Python, or another programming language.
• Understanding of distributed software systems and large-scale system design trade-offs.
• Intermediate knowledge of network protocols, including DNS and HTTP.
• Understanding of routing protocols and concepts such as BGP and IP anycast.

Nice to have

• Experience with the Linux kernel, Linux software packaging, performance analysis, and debugging.
• Experience with configuration management tools such as SaltStack, Chef, Puppet, or Ansible.
• Experience with load balancers and reverse proxies such as Nginx, Varnish, HAProxy, Squid, or Apache.
• Experience with SQL databases, time-series databases, key-value stores, and continuous release engineering.
• Experience in 24/7/365 production environments, large-scale distributed systems, or open-source contributions.

Culture & Benefits

• Work within a high-performing team scaling a global, high-growth network.
• Follow a “automate everything” approach focused on failure-resistant and scalable systems.
• Collaborate with offices across East Asia, Europe, and North America using a follow-the-sun model.
• Applicants progressing to the offer stage may be asked to attend an in-person interview at a hirify.global office or hub.
• hirify.global supports initiatives that protect the free and open Internet, including Project Galileo, the Athenian Project, and 1.1.1.1.

Hiring process

• Applicants progressing to the offer stage may be asked to attend an in-person interview at a hirify.global office or hub.
• Offers may be conditioned on authorization to access technology controlled under U.S. export control laws without sponsorship for an export license.