Application Security Engineer (AI Agents Platform)

Location: Remote globally; preference for candidates based in GMT to GMT+3 or the UK. Optional office work is available in Dublin, London, or Warsaw.

Company

ElevenLabs is an AI research and product company developing voice, creative media, API, and conversational AI agent platforms.

What you will do

• Build security primitives, tooling, and internal systems that enable secure-by-default development for the ElevenAgents platform.
• Audit the Agents codebase, review new product work, and feed security findings into shared tooling.
• Lead major security improvements for the Agents platform in collaboration with Core Security.
• Ensure correct authentication and authorization controls and build guardrails for security best practices.
• Work daily with product engineers to help them ship quickly and safely, owning solutions from idea through production.

Requirements

• 5+ years of application security engineering experience at scale, including secure design, vulnerability management, and security tooling.
• Strong software engineering skills with experience building and shipping production-quality products end to end.
• Fluency in Python, the primary language; experience with Golang or another language is acceptable if Python can be learned quickly.
• Hands-on authentication and authorization experience; cross-service communication security experience is a bonus.
• Experience with large-scale, customer-facing backend systems and enterprise-grade security.
• Clear communication skills, enjoyment of working with developers, and a track record of owning delivery end to end.
• Compliance certifications, incident response experience, a traditional security background, and prior domain knowledge are not required.

Nice to have

• Security experience for AI and LLM applications.
• Cloud-native experience with AWS or GCP, Kubernetes, Terraform, IAM, networking, or Linux internals.
• Experience in regulated environments such as SOC 2, ISO 27001, PCI, or HIPAA.
• Open-source work or conference talks as evidence of technical impact.

Culture & Benefits

• High-velocity, autonomous teams with rapid experimentation and minimal bureaucracy.
• AI-first engineering culture focused on technical excellence and impact.
• Annual discretionary stipends for professional development, colleague meetups, and monthly coworking when not near a main hub.
• Annual team offsite in a different location.