Senior Software Engineer (Security)

About Us

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. Internet properties powered by Cloudflare all have web traffic routed through its intelligent global network, which gets smarter with every request. As a result, they see significant improvement in performance and a decrease in spam and other attacks. Cloudflare was named to Entrepreneur Magazine’s Top Company Cultures list and ranked among the World’s Most Innovative Companies by Fast Company. 

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! 

Location(s) Available: Bengaluru

About The Team

Join Cloudflare’s Security Automation Engineering Team with the following with the following focus areas : 

• Active Defense using Continuous Threat Automation
• Unified Security Observability 
• Intelligence for Mean Time to Respond (MTTR) Reduction
• UEBA & Analytical Insight
• Compliance & Audit Readiness

About the role

• Performs duties as a guide/technical SME for a specialized team of Developer and Automation Engineers. Your mission is to build the next generation of our cybersecurity defense layer using Cloudflare’s Workers platform. You will oversee the development of real-time analytical engines, Security Information and Event Management (SIEM) integrations, and User and Entity Behavior Analytics (UEBA) tools to protect our global infrastructure and to help cater to fast growing threats and vulnerabilities by providing the right data/analysis/action using automation

What You’ll Do

• Team Leadership: Mentor a small, agile team of engineers, fostering a culture of "Security as Code."
• Architecture & Strategy: Design and implement high-performance serverless applications on Cloudflare Workers (Workers, KV, Durable Objects, and R2) for security monitoring and remediation.
• Cybersecurity Analytics: Drive the creation of data pipelines that ingest edge logs to build comprehensive SIEM dashboards and UEBA models for anomaly detection.
• Automation: Replace manual security workflows with automated triggers, utilizing Cloudflare’s edge compute to intercept and analyze traffic in real-time.
• Dashboarding & Visibility: Build high-fidelity dashboards that provide the CISO and SOC teams with actionable insights into global threat patterns and edge performance

Requirements

• Either advanced studies in Cybersecurity, Computer Science, Information Systems, or similar
• Excellent written and verbal communication skills, including the ability to effectively collaborate with technical and senior business staff and management.
• 6+ years of experience in information security, with 3+ years focused on Devops Environment 
• Expert knowledge of Cloudflare Ecosystem (Workers, WAF, Zero Trust, Pages)
• LanguagesProficiency in TypeScript/JavaScript (Node.js) or Rust (optimized for Workers)
• Security TechExperience with SIEM/SOAR tools and building UEBA logic (behavioral baselining)
• Data & AnalyticsExperience with analytical databases (e.g., ClickHouse, Snowflake) and visualization tools (Grafana, Tableau)
• DevOps OpsStrong CI/CD background (GitHub Actions, GitLab CI) and Infrastructure as Code (Terraform/Wrangler). 
• Strong understanding of regulatory and compliance frameworks related to data protection and packaging 

Preferred

• Certifications: CISSP, CISM, or CCSP. 
• Worked on similar organisations in the past as Cloudflare
• Prior experience building custom log-push integrations or edge-based security products.
• Backgroun