Senior Systems Engineer - Application Security

Cloudflare
Amsterdam, Brussels, Lisbon, London, Munich, Paris
Workplace: HybridFull timeUSD 66,000 - 91,000 annuallyFunction: IT Operations (Systems/Network Admin)Experience: 5+ yearsSkills: ["Persistent","Can-do attitude","Empathetic","Emotionally intelligent","Willingness to assume good faith"]

Design and implement application security systems for Cloudflare’s security product portfolio, including WAF, Page Shield, Web Asset Management, and API Shield. Write and review code and RFCs, deploy and maintain high-scale services (up to 100m requests/second) with regular on-call shifts, and stay ahead of emerging web application security risks. Support teammates through knowledge sharing and collaborate with engineers and product managers across the roadmap.

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FursaFursa
Cloudflare
Cloudflare
22 hours ago

Senior Systems Engineer - Application Security

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Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 13 hours agoStatus: Live

Job Summary

Design and implement application security systems for Cloudflare’s security product portfolio, including WAF, Page Shield, Web Asset Management, and API Shield. Write and review code and RFCs, deploy and maintain high-scale services (up to 100m requests/second) with regular on-call shifts, and stay ahead of emerging web application security risks. Support teammates through knowledge sharing and collaborate with engineers and product managers across the roadmap.
Location: Amsterdam, Brussels, Lisbon, London, Munich, Paris
Workplace: Hybrid
Employment Type: Full time
Job Function: IT Operations (Systems/Network Admin)
Seniority: Mid level

Key Responsibilities

  • •Design systems and write code using industry best practices, and review RFCs, technical specifications, and code.
  • •Deploy and maintain live software-based services at scale and participate in the team’s on-call rota.
  • •Keep up with trends in detecting current and emerging web application security risks and provide input on product impact.
  • •Support and grow other engineers through knowledge sharing.
  • •Collaborate with engineers and product managers to communicate the roadmap and get work done.

Pay and Benefits

Salary: USD 66,000 - 91,000 annually
Equity and Bonus:Equity
Perks:Paid LeaveHealth InsuranceDentalPensionLife InsuranceEquity

Key Requirements

  • •At least 5 years of hands-on professional experience as a software developer.
  • •Proficiency with Go or Rust (at least one).
  • •Exposure to DevOps tooling such as Kubernetes, Salt, Kafka, or Systemd.
  • •Strong Linux/Unix fundamentals and experience with distributed systems at scale.
  • •Experience with cyber security is preferred (not required).
Experience:5+ years
Skills:PersistentCan-do attitudeEmpatheticEmotionally intelligentWillingness to assume good faith
Languages:English
Tech Stack:GoRustKubernetesSaltKafkaSystemdLinuxUnixDistributed systems

Company Brief

Cloudflare
Provides a global network and cloud platform that delivers security, performance, and reliability services for web applications, APIs, and Internet properties, including CDN, DDoS protection, DNS, and zero-trust security solutions.
Industry: Cybersecurity
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Public Company
Valuation: Public Company (Market Cap in USD)
Funding: IPO / Publicly Listed
Headquarters: San Francisco, United States
Founded: 2009
WebsiteLinkedIn