Software Engineer, Workers Deploy & Config in London

At Cloudflare, we are on a mission to help build a better Internet. Today the company runs one of the world's largest networks that powers millions of websites and other Internet properties for customers ranging from individual bloggers to SMBs to Fortune 500 companies. Cloudflare protects and accelerates any Internet application online without adding hardware, installing software, or changing a line of code.

We realize people do not fit into neat boxes. We are looking for curious and empathetic individuals who are committed to developing themselves and learning new skills, and we are ready to help you do that. We cannot complete our mission without building a diverse and inclusive team. We hire the best people based on an evaluation of their potential and support them throughout their time at Cloudflare. Come join us!

Position Location: Austin, TX | Lisbon, Portugal | London, UK

Join the Workers Deploy & Config team, the engine behind Cloudflare's unique serverless, edge‐computing developer platform. This isn’t just another backend role; you’ll be building the critical, large‐scale systems that empower developers worldwide to deploy everything - from a personal static site to full‐stack applications serving millions of users. You will tackle the complex challenges of distributed systems and high‐traffic APIs every single day. Your mission? To build and scale the platform that lets customers upload, configure, and manage their Workers, ensuring it’s incredibly fast, extremely resilient, and scales effortlessly.

Role Responsibilities:

• Build & Architect for Massive Scale: Own the core architecture of the Workers control plane, the system that deploys and configures millions of applications globally. Proactively identify and eliminate performance bottlenecks, re‐architecting critical services to handle exponential growth. Design and implement resilient database schemas and read/write patterns built to support exponential platform growth and long‐term usage.
• Drive for Extreme Performance & Reliability: Obsess over the developer experience, with a relentless focus on reducing API latency and increasing API availability. Own the reliability of one of Cloudflare's most critical, customer‐facing systems. Take pride in production ownership by participating in an on‐call rotation to ensure our platform is always on.
• Lead, Collaborate, & Innovate: Partner directly with Product Managers and customers to translate complex problems into simple, elegant, and scalable solutions. Lead technical design from the ground up, collaborating with a brilliant, globally‐distributed team of engineers. Act as a mentor and knowledge‐sharer, leveling up the entire team. Constantly research, prototype, and introduce cutting‐edge technologies to solve new classes of problems.

Must-Have Skills:

• Strong experience using Go
• Experience with Javascript and Typescript
• Experience with metrics and observability tools such as Prometheus and Grafana
• Experience with SQL and common relational database systems such as PostgreSQL
• Experience with Kubernetes or similar deployment tools
• Experience with distributed systems
• Proven ability to drive projects independently, from concept to implementation – gathering requirements, writing technical specifications, implementing, testing, and releasing
• Familiarity with implementing and consuming RESTful APIs

Nice-to-Have Skills:

• Experience with C++ or Rust
• Experience scaling systems to meet increasing performance and usability demands
• Experience working on a control and/or data plane
• Experience using Cloudflare Workers or Pages
• Experience working in frontend frameworks such as React
• Experience managing interns or mentoring junior engineers
• Product mindset and comfortable talking to customers and partners
• Familiarity with GraphQL
• Familiarity with RPC

What Makes Cloudflare Special?

We’re not just a highly ambitious, large‐scale technology company. We’re a highly ambitious, large‐scale technology company with a soul. Fundamental to our mission to help build a better Internet is protecting the free and open Internet.

Cloudflare is proud to be an equal opportunity employer. We are committed to providing equal employment opportunity for all people and place great value in both diversity and inclusiveness. All qualified applicants will be considered for employment without regard to their, or any other person's, perceived or actual race, color, religion, sex, gender, gender identity, gender expression, sexual orientation, national origin, ancestry, citizenship, age, physical or mental disability, medical condition, family care status, or any other basis protected by law.