Senior Software Security Engineer

About

One of Eden Prescott’s clients is a venture-backed startup in hypergrowth, building AI Security technology that allows businesses to connect with their customers in a more natural and human way. Backed by leading investors and notable tech founders, the company has quickly grown with major enterprise customers across industries.

How do you keep millions of users safe while still moving fast? That’s the challenge at the heart of this role.

We’re hiring a senior software security engineer to embed trust into every layer of a fast-growing platform.

What You’ll Do

Define and drive the product security strategy, ensuring defenses are built into architecture, systems, and workflows from the ground up.
Build platform-wide security capabilities.
Lead threat modeling and architecture reviews to secure both new and existing features.
Partner with engineering teams to design secure APIs, data flows, and authentication systems that scale to millions of users.
Enable developers with secure-by-default frameworks, tooling, and practices that accelerate delivery without compromising safety.
Track and apply cutting-edge security research to stay ahead of emerging attack techniques.
Mentor engineers across the organization on secure coding, design trade-offs, and operational security.

What Makes You a Fit

4+ years of experience in software or security engineering, with scope in securing large-scale, user-facing platforms.
Proven success building systems to detect, mitigate, and prevent adversarial behavior.
Hands-on expertise embedding security features into high-traffic production systems.
Node.js, TypeScript, React experience.

If you’ve built security features at scale, led threat modeling for complex systems, and know how to outpace adversaries while enabling engineers, this is your opportunity to make impact where it matters most.

$150,000 - $250,000 + equity + benefits

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Senior Software Security Engineer