Senior Software Engineer, Security

Alchemi • New York, NY

2d • Onsite

About The Position

Alchemi is hiring a Senior Software Engineer, Security to own security across its platform and customer data. The role covers application and cloud security, identity and access management, customer security reviews, compliance programmes, monitoring, incident response, and secure-by-default tooling. The engineer will work closely with a small, senior team and the commercial team, helping meet the security and quality expectations of highly regulated customers. The position is based in New York City, with daily overlap across a team spanning Pacific Time to Western Europe.

Alchemi builds AI for drug development teams and supports more than 3,500 studies a year for leading pharmaceutical development teams. The company describes its working style as small-team, low-process, and high-trust, with a two-week release cadence, careful design-spec reviews, and a resistance to ticket sprawl. The role offers direct product impact, ownership in shaping product direction and working practices, and opportunities to learn and develop in a cutting-edge field.

Requirements

• Several years of experience as a software engineer, with substantial depth in security.
• Hands-on experience securing cloud infrastructure, ideally AWS.
• Experience with infrastructure as code and CI/CD.
• Experience with SOC 2, ISO 27001, or similar frameworks.
• Comfort explaining security controls to auditors and customers.
• Good risk judgment, including the ability to prioritize what needs to be fixed now versus what can wait.
• Low ego, willingness to listen first, and a collaborative approach to reaching consensus.

Nice To Haves

• Experience in a regulated industry such as life sciences, healthcare, or finance.
• Depth in identity protocols such as SAML and OIDC.

Responsibilities

• Own application and cloud security across the platform, from design review through production.
• Build and operate identity and access systems, including SSO, OAuth, tenant isolation, and least-privilege access.
• Lead customer security reviews alongside the commercial team.
• Drive compliance programmes and keep supporting evidence current.
• Establish monitoring, incident response, and secure-by-default tooling for the engineering team.

Benefits

• Competitive salary and meaningful equity, with options weighted toward ownership if desired.
• Best-in-class health and dental insurance.
• Four weeks of paid vacation plus public holidays, paid sick leave, and parental leave.
• MacBook, external monitor, and accessories.
• Room to learn and develop in a cutting-edge field.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed