Staff+ Software Engineer, Identity & Access Controls

Anthropic; San Francisco (CA); On-site; USD 320,000 - 405,000; Full time

Job summary

Anthropic is seeking a Software Engineer to join the Identity & Access Controls team in San Francisco. This role involves building systems for verifying customer identities and granting access to advanced model capabilities while ensuring responsible deployment of AI. Candidates should have a strong background in backend systems, proficiency in Python and SQL, and a commitment to the societal impacts of AI.

The expected salary for this position ranges from $320,000 to $405,000 USD annually. The role supports a hybrid work environment, requiring office attendance at least 25% of the time.

Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or comparable experience.
• Experience building and operating backend systems in production.
• Proficiency in Python and SQL.
• Strong communication skills for explaining technical concepts.

Responsibilities

• Build identity verification and vetting systems.
• Design access control systems for advanced capabilities.
• Develop monitoring tools for misuse detection.
• Integrate with third-party identity verification vendors.

Skills

Python

SQL

Communication

Societal impact awareness

Education

Bachelor's degree in Computer Science or Software Engineering

Job description

About The Role

As Claude's capabilities grow, so does our responsibility to ensure those capabilities reach the right people. The Identity & Access Controls team builds the systems that verify who our customers are, grant access to advanced model capabilities for approved use cases, and ensure that access is not misused. As a software engineer on this team, you will build the identity, vetting, and access management infrastructure that underpins our trusted access programs, along with the monitoring and enforcement tooling that keeps them safe. This work sits at the center of how Anthropic deploys frontier capabilities responsibly, balancing broad access with rigorous safeguards.

Key Responsibilities

• Build identity verification and vetting systems (KYC/KYB) that establish who our individual and business customers are
• Design and implement access control systems that grant, scope, and revoke access to advanced capabilities based on approved use cases
• Build infrastructure to configure safety systems and detection thresholds on a per‑customer basis for trusted access programs
• Develop monitoring to detect misuse of expanded access, and tooling that enables enforcement teams to act on it
• Detect and remediate account takeover
• Integrate with third‑party identity verification and data enrichment vendors
• Create monitoring dashboards, alerts, and internal admin tooling
• Work closely with policy, enforcement, threat intelligence, and go‑to‑market teams to ensure access decisions are well‑informed and consistently applied

Minimum Qualifications

• A Bachelor's degree in Computer Science, Software Engineering, or comparable experience
• Experience building and operating backend systems in production
• Proficiency in Python and SQL
• Strong communication skills and ability to explain complex technical concepts to non‑technical stakeholders
• Care about the societal impacts of AI and want your work to make powerful systems safer

Preferred Qualifications

• 6+ years of industry software engineering experience
• Experience with identity, authentication, or authorization systems at scale
• Experience with KYC/KYB workflows or identity verification vendors
• Experience in trust and safety, integrity, fraud, or abuse detection
• Experience detecting and responding to account takeover or credential compromise
• Experience partnering with operational teams to build custom internal tooling

Annual Salary

$320,000—$405,000 USD

Logistics

• Minimum education: Bachelor’s degree or an equivalent combination of education, training, and/or experience.
• Required field of study: A field relevant to the role as demonstrated through coursework, training, or professional experience.
• Minimum years of experience: Years of experience required will correlate with the internal job level requirements for the position.
• Location‑based hybrid policy: Currently, we expect all staff to be in one of our offices at least 25% of the time. However, some roles may require more time in our offices.
• Visa sponsorship: We do sponsor visas. We will make every reasonable effort to get you a visa if you receive an offer. We retain an immigration lawyer to help with this.