
About Cloudflare
Empowering a secure and fast Internet for all
Key Highlights
- Public company (NYSE: NET) with a $4.4B valuation
- Over 3 million customers including Shopify & Discord
- Headquartered in San Francisco with a global presence
- $1B+ raised from investors like Franklin Templeton & Pelion Venture Partners
Cloudflare, Inc. is a leading web infrastructure and security company based in San Francisco, California. With over 3 million customers, including major brands like Shopify, Discord, and Udemy, Cloudflare offers a suite of services such as content delivery network (CDN), DDoS mitigation, and Interne...
π Benefits
Cloudflare offers competitive salaries, equity options, unlimited PTO, and a flexible remote work policy. Employees also benefit from a learning and d...
π Culture
Cloudflare fosters a culture of transparency and innovation, encouraging employees to take ownership of their projects. The company values diversity a...

Systems Engineer β’ Principal
Cloudflare β’ London - Hybrid
Skills & Technologies
Overview
Cloudflare is seeking a Principal Systems Engineer to evolve their core infrastructure within the Front Line group. You'll work with one of the world's largest web servers, processing over 120 million HTTP requests every second. This role requires extensive experience in systems engineering and a strong understanding of Cloudflare's technologies.
Job Description
Who you are
You have a strong background in systems engineering, with a focus on building and maintaining large-scale infrastructure. Your experience includes working with high-traffic web applications and understanding the complexities of distributed systems. You are comfortable collaborating with cross-functional teams and have a passion for optimizing performance and security in web applications.
You possess excellent problem-solving skills and can troubleshoot complex issues effectively. Your technical expertise is complemented by your ability to communicate clearly with both technical and non-technical stakeholders. You are committed to continuous learning and are eager to stay updated with the latest technologies and industry trends.
Desirable
Experience with Cloudflare's products and services is a plus, as is familiarity with network security principles. You may also have experience in mentoring junior engineers and contributing to team growth and development.
What you'll do
In this role, you will be responsible for evolving Cloudflare's core infrastructure, ensuring it remains robust and scalable. You will work closely with the Front Line group to enhance the performance of the web server that processes millions of requests every second. Your responsibilities will include designing and implementing solutions that improve system reliability and efficiency.
You will collaborate with other engineers to identify and resolve performance bottlenecks, ensuring that Cloudflare's services remain fast and secure. You will also participate in code reviews and contribute to the development of best practices within the team. Your role will involve working on various projects that impact the overall architecture and functionality of Cloudflare's offerings.
What we offer
Cloudflare provides a dynamic work environment where innovation is encouraged. You will have the opportunity to work with cutting-edge technologies and be part of a team that is dedicated to building a better Internet. The company values diversity and inclusion, and you will be supported in your professional development throughout your career at Cloudflare. Competitive compensation and benefits are part of the package, reflecting the importance of your role in the organization.
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