"security testing" Jobs

3989 open tech roles matching “security testing”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, Kubernetes, AWS. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 3989 results

Bugcrowd

Join Bugcrowd as an Application Security Engineer II to manage security vulnerability submissions for major bug bounty programs.

Bugcrowd Remote - India Published 5 days ago
Flexible on stack
Horizon3.ai

Lead end-to-end penetration testing and red team engagements in a fully remote role at a growing cybersecurity company.

Horizon3.ai US, Remote $165k–$200k/yr Published 1 month ago
Flexible on stack
Aptos Labs

Join Aptos Labs as a Product Security Engineer to safeguard core technologies and shape the future of web3 security.

Aptos Labs Remote Global (US, EU) Published 7 months ago
Flexible on stack
Solana Foundation

Join Solana Foundation as a Senior IT Security Engineer to lead and enhance our enterprise security program in a dynamic web3 environment.

Solana Foundation Remote (Global, no location restrictions) Published 1 month ago
Flexible on stack
Bugcrowd

Join Bugcrowd as an Application Security Engineer II to manage security vulnerability submissions for major bug bounty programs.

Bugcrowd Remote - Brazil Published 2 weeks ago
Horizon3.ai

Join Horizon3.ai as a Senior/Staff Offensive Security Software Engineer to enhance web application security with AI-driven techniques.

Horizon3.ai US, Remote $196k–$242k/yr Published 3 months ago
Flexible on stack
Verkada

Join Verkada as a Senior Test Engineer to ensure the reliability of mission-critical security hardware and software.

Verkada San Mateo, CA United States $130k–$280k/yr Published 4 months ago
Flexible on stack
GitLab

Help secure GitLab's systems as a Staff Corporate Security Engineer focusing on endpoint security in a fully remote environment.

GitLab Remote, Canada; Remote, United States $168k–$238k/yr Published 2 weeks ago
Flexible on stack
Suno

Join Suno as a Senior/Staff Application Security Engineer to secure innovative AI music products and shape the future of entertainment.

Suno Boston $230k–$330k/yr Published 1 month ago
Flexible on stack
Cylake

Join a small team to architect and build advanced threat detection capabilities for a next-gen cybersecurity platform.

Cylake Sunnyvale $150k–$250k/yr Published 1 month ago
Flexible on stack
Faire

Join Faire as a Senior Security Engineer to enhance application security and drive vulnerability remediation in a hybrid work environment.

Faire Kitchener-Waterloo, ON; Toronto, ON CA$160k–CA$220k/yr Published 2 weeks ago
Flexible on stack
Horizon3.ai

Join Horizon3.ai as a Senior Software Engineer to build an autonomous pentesting agent for cybersecurity.

Horizon3.ai US, Remote $169k–$208k/yr Published 2 weeks ago
70% coding
HackerOne

Join HackerOne as a Product Security Analyst to validate and remediate vulnerabilities in a collaborative, remote-first environment.

HackerOne Washington DC $120k–$155k/yr Published 1 month ago
SpaceX

Join SpaceX as a Security Software Engineer to enhance security for software and hardware systems in ITAR-controlled environments.

SpaceX Hawthorne, CA $130k–$180k/yr Published 3 months ago
Flexible on stack
baseten

Join Baseten as a Security Engineer to shape security strategy for a rapidly growing ML infrastructure platform.

baseten San Francisco Published 5 months ago
Air Space Intelligence

Join ASI as a DevSecOps Engineer to build secure infrastructure for defense, ensuring compliance with FedRAMP and DoD standards.

Air Space Intelligence Boston, US Published 1 month ago
Flexible on stack
Okta

Join Okta as a Staff Product Security Engineer to safeguard products through security reviews and mentoring while driving automation in vulnerability detection.

Okta Bellevue, Washington; Chicago, Illinois; New York, New York; San Francisco, California; Toronto, Ontario, Canada; Washington, DC CA$141k–CA$193.6k/yr Published 3 months ago
Flexible on stack
Factory

Join Factory as a Security Engineer to enhance the security of our platform and collaborate with engineering teams on best practices.

Factory San Francisco, CA Published 2 years ago
Flexible on stack