"security testing" Jobs

106 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, C++. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 106 results

HackerOne

Join HackerOne as a Senior Security Engineer to design and deliver AI-powered detection and response capabilities in a cloud-native environment.

HackerOne London Published 5 days ago
Flexible on stack
Blockchain.com

Join Blockchain.com as a Security Engineer to enhance the security of institutional trading processes in a rapidly growing crypto company.

Blockchain.com London Published 4 months ago
Flexible on stack
Granola

Join Granola as a Security Engineer to enhance application security and protect user data in a fast-paced startup environment.

Granola London Published 4 months ago
Flexible on stack
Blockchain.com

Join Blockchain.com as a Senior Infrastructure Security Engineer to enhance security across our platforms and respond to cyber threats.

Blockchain.com London Published 5 months ago
Flexible on stack
Blockchain.com

Join Blockchain.com as a Senior Product Security Engineer to enhance security across various product lines in a hands-on role.

Blockchain.com London Published 2 months ago
Flexible on stack
Volta

Join Volta as a Security Engineer focusing on compliance to implement and maintain security controls for ISO 27001 and SOC 2.

Volta Palo Alto, CA Published 1 month ago
Flexible on stack
Vercel

Join Vercel as a Product Security Engineer to lead security initiatives and ensure the safety of our web products and services.

Vercel Hybrid - San Francisco, New York City, London, Berlin $208k–$312k/yr Published 2 months ago
Flexible on stack
HackerOne

Join HackerOne as a Senior Account Executive to drive sales of our AI-powered security solutions to commercial customers.

HackerOne London £65k–£79k/yr Published 1 month ago
Blockchain.com

Lead Blockchain.com's global cybersecurity strategy as the Chief Information Security Officer in a rapidly growing crypto company.

Blockchain.com London Published 1 month ago
Yubico

Join Yubico as a Pre-Sales/Solutions Engineer to establish technical credibility and drive sales of innovative identity security solutions.

Yubico London, United Kingdom Published 2 months ago
Valarian

Join Valarian as a Software Engineer to build and operate backend services for a secure Kubernetes platform.

Valarian London Published 2 months ago
Flexible on stack
Valarian

Own the release lifecycle for Acra, ensuring secure and reliable software delivery in high-consequence environments.

Valarian London Published 3 weeks ago
Flexible on stack
Valarian

Lead operational and governance execution for Valarian’s platform engineering team, focusing on security and technical product management.

Valarian London Published 1 week ago
Anthropic

Serve as the first-line legal advisor on safety and security matters for AI systems at Anthropic.

Anthropic London, UK £165k–£205k/yr Published 3 weeks ago
Talos

Join Talos as a Software Engineer to enhance trading connectivity in a hybrid-friendly environment focused on digital assets.

Talos London Published 8 months ago
Flexible on stack
Braze

Join Braze as a Network Engineer II to design and implement innovative network solutions in a collaborative and passionate environment.

Braze London Published 3 weeks ago
Blockchain.com

Join Blockchain.com as a Senior Back-End Engineer to build high-performance trading services in a fast-paced environment.

Blockchain.com London Published 4 months ago
Flexible on stack
Graphcore

Join Graphcore as a Senior Linux Distribution & Validation Engineer to build the foundation for AI systems with hands-on systems engineering.

Graphcore London, UK £73.5k–£99.5k/yr Published 1 month ago
Flexible on stack
Talos

Join Talos as a Software Engineer to develop backend systems for institutional crypto trading in a hybrid-friendly environment.

Talos London Published 1 year ago
Flexible on stack