Staff+ Software Engineer, Safeguards Infrastructure
Build foundational infrastructure and multilayered defenses that monitor AI models, prevent misuse, and support safety oversight at scale. The role requires strong software engineering skills, Python proficiency, cross-stack development, and excellent technical communication.
About the job
Responsibilities
- Develop foundational Safeguards systems, including infrastructure for data storage and management, metric and evaluation systems, and tooling for human and agentic review.
- Ensure the day-to-day operation of Safeguards systems while maintaining a high operational bar for safety and customers and reducing required human intervention and oversight.
- Build robust, reliable, multilayered defenses that enable real-time improvement of safety mechanisms at scale.
Requirements
- Bachelor’s degree in Computer Science, Software Engineering, or comparable professional experience.
- Proficiency in Python.
- Ability to work across the stack.
- Strong communication skills and ability to explain complex technical concepts to non-technical stakeholders.
Nice-to-haves
- 7+ years of experience in a software engineering position.
- Experience building trust and safety, anti-spam, fraud, or abuse detection and mitigation mechanisms and interventions for AI/ML systems.
- Experience building metrics and measurement systems or data and privacy management systems.
- Experience working closely with operational teams to build custom internal tooling.
- Proficiency in TypeScript or Rust.
- Experience with Claude Code or similar agentic coding tools.
Compensation and benefits
- Annual salary: £325,000–£395,000 GBP.
- Competitive compensation and benefits.
- Optional equity donation matching.
- Generous vacation and parental leave.
- Flexible working hours.
- Office space for collaboration.
- Visa sponsorship may be available.
- Hybrid policy: staff are expected to work from an office at least 25% of the time; some roles may require more office time.
Skills
Python, TypeScript, Rust, AI/ML, Data Storage, Metrics Systems, Evaluation Systems, Data Management, Privacy Management, Trust And Safety, Fraud Detection, Abuse Detection, Agentic Coding Tools
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