Security Software Engineer, Detection Platform Infrastructure

About the position We're seeking an exceptional engineer to join Anthropic's Detection Platform team to build and scale our next-generation security analytics infrastructure. In this role, you'll architect and implement data pipelines that process massive amounts of security telemetry, develop ML-powered detection systems, and create innovative solutions that leverage Claude to transform security operations. Responsibilities • Design and implement scalable data pipelines for ingesting and processing security telemetry across our rapidly growing infrastructure • Build and optimize ML-powered detection systems, including user behavior analytics (UEBA) and anomaly detection capabilities • Architect solutions for storing and efficiently querying large volumes of security-relevant data • Create rapid prototypes and proof-of-concepts for new security tooling and analytics capabilities • Develop systems that leverage Claude and other ML models to enhance our detection and response capabilities • Work closely with security and infrastructure teams to understand requirements and deliver solutions • Mentor engineers and contribute to hiring and growth of the Security team • Participate in on-call shifts Requirements • 7+ years of experience in software engineering with a focus on security, infrastructure and/or data pipelines • Track record of building and maintaining internal developer tools or security platforms • Strong understanding of data processing pipelines and experience working with large-scale logging systems • Experience with: Test-driven software development and/or CI/CD (plus for direct experience with Detection-as-code workflows) • Infrastructure-as-code (Terraform, CloudFormation) • Query optimization for large datasets • Experience with building stable and scalable services on cloud infrastructure and serverless architectures • Ability to write maintainable and secure code in Python • Experience working with security teams and translating requirements into technical solutions • Ability to lead technical projects with minimal guidance • Track record of driving engineering excellence through high standards, constructive code reviews, and mentorship • Proven ability to lead cross-functional security initiatives and navigate complex organizational dynamics • Outstanding communication skills, translating technical concepts effectively across all organizational levels • Demonstrated success in bringing clarity and ownership to ambiguous technical problems • Strong systems thinking with ability to identify and mitigate risks in complex environments Nice-to-haves • Experience building security tooling from the ground up • Background in implementing security monitoring solutions (SIEM, log aggregation, EDR) • Background in detection engineering or security operations • Experience with: SOAR platform/automation development • Data lake / Database architecture • API design and internal platform creation • Track record of applying ML/AI to security problems • Experience scaling security operations in a high-growth environment Benefits • competitive compensation and benefits • optional equity donation matching • generous vacation and parental leave • flexible working hours • a lovely office space in which to collaborate with colleagues