Cloudflare Logo

Cloudflare

Senior Application Security Engineer

Posted 10 Days Ago
Be an Early Applicant
Hybrid
Lisbon
Senior level
Hybrid
Lisbon
Senior level
As a Senior Application Security Engineer, you will secure Cloudflare products, perform threat modeling, code reviews, and contribute to secure development processes.
The summary above was generated by AI

Available Locations: Lisbon, Portugal
About the Department
The Security team at Cloudflare is focused and committed to helping secure both Cloudflare and our customers. The Application and Product Security team at Cloudflare is focused on and committed to securing both Cloudflare and our customers. The Application & Product Security team is responsible for keeping our products, and platforms secure.
What you'll do
We are looking for a Security Engineer to help us in our mission to build a better internet. Part engineer, part hacker, you will work with our engineering and security teams to build solutions for .

  • Work with engineering teams to help secure Cloudflare products and platforms
  • Assess products and new feature releases through threat modeling, code review and security testing. Also provide guidance on effective countermeasures
  • Contribute to security architecture/design and assist in building and rolling out processes for secure code development and deployment
  • Build secure frameworks & libraries that engineering teams can use at scale
  • Build internal security tools and automate processes that help fix security problems at a massive scale.
  • Managing and prioritizing multiple tasks in accordance with high level objectives


Key skill sets and Knowledge
Security engineers take part in a wide variety of tasks and projects on the team. One individual is not expected to know everything, but a working knowledge in several of the following areas is required:

  • Experience in securing large scale distributed systems
  • Experience in designing, building and implementing systems
  • Experience in assessing the security posture of systems/services
  • Experience in penetration testing and providing mitigating controls
  • Strong engineering background and programming experience (Python, Golang, Rust, Bash, etc.)
  • Strong communication skills and ability to work with remote teams
  • Results and goal-oriented

Top Skills

Bash
Go
Python
Rust

Similar Jobs at Cloudflare

2 Days Ago
Hybrid
Lisbon, PRT
Senior level
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
As a Senior Security Systems Reliability Engineer, you'll ensure secure, reliable infrastructure by designing, managing, and supporting security technologies, engaging in risk management, and improving automation processes.
Top Skills: AnsibleAWSAzureCi/CdCloudflareGCPIamKubernetesLinuxPythonTerraform
2 Days Ago
Hybrid
2 Locations
Mid level
Mid level
Cloud • Information Technology • Security • Software • Cybersecurity
The role involves researching security vulnerabilities, reverse engineering exploits, conducting penetration tests, developing security tools, and communicating findings on cybersecurity trends.
Top Skills: AICloud TechnologiesGoGrafanaHttp ProtocolsJavaScriptMachine LearningPythonRustSQL
5 Days Ago
Hybrid
5 Locations
Senior level
Senior level
Cloud • Information Technology • Security • Software • Cybersecurity
As an Application Security and Performance Consultant, you will provide technical execution and advisory services, ensuring customer value from Cloudflare products, and will manage projects for implementation and migration.
Top Skills: Api GatewayAPIsBashBot ManagementCertificates ManagerDdos ProtectionDnsHTTPJavaScriptPage ShieldPythonRate LimitingSslTcp/IpTerraformTlsWaf

What you need to know about the Belfast Tech Scene

If asked to name the birthplace of the RMS Titanic, you might not say Belfast. Similarly, if asked to name Europe's leading destination for foreign direct investment in new software development, Belfast might not come to mind. Yet, both are true. The city has emerged as a tech powerhouse, recently ranked among the best in the U.K. for tech careers — especially for software developers. It also leads the U.K. with the highest percentage of software development jobs advertised.

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account