Senior Software Engineer, Application Security

Discord

. Design and implement full-stack, user-facing security solutions protecting Discord users .

Posted 9/28/2026full-timeSan Francisco • California • United StatesSenior💰 $196,000 - $245,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing and implementing full-stack security solutions, with a strong focus on authentication and account security. Proven ability to lead security projects, enhance session security, and mitigate vulnerabilities in production applications.

Highest-signal resume keywords

Full-Stack Security SolutionsAuthentication and Account SecurityProduction Application SecurityCloud-Based EnvironmentsCross-Functional Project Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonGoJavaRustCC++WebAuthnFIDO2MFASession Management

Soft Skills

Clear CommunicationGuidance on Secure Design

Tools & Technologies

Security ControlsAutomation ToolsSelf-Service Tools

Industry Keywords

Application VulnerabilitiesProduction SoftwareSecurity FeaturesUser Account SecuritySan Francisco Bay Area

Tech Stack

Tools & technologies

CloudJavaPythonRustC++Go

About the role

Key responsibilities & impact

Design and implement full-stack, user-facing security solutions protecting Discord users
Lead full-stack work to strengthen session security and authentication
Improve, operate, and maintain security-critical authentication services
Own the correctness and security of authentication services
Partner with Product teams to drive adoption of stronger authentication and ship user-facing account security tools
Identify and design solutions for emerging threats to user account security
Research and implement new security capabilities for the Discord platform
Build security controls and tools emphasizing self-service, automation, and performance
Identify and mitigate account security flaws

Requirements

What you’ll need

5+ years of experience securing production applications
3+ years of experience programming in at least one general-purpose programming language (e.g., Python, Go, Java, or Rust)
Hands-on experience building and shipping production software, including security features, controls, frameworks, or guardrails
Hands-on experience with authentication and account security, such as WebAuthn, passkeys, FIDO2, MFA, and session management
Ability to reason about the security of complex systems and provide clear, sound guidance on secure design and implementation
Experience leading security projects with a cross-functional group
Experience building or hardening client applications, such as desktop or native mobile apps
Experience operating in cloud-based environments
Experience programming in at least one systems programming language (e.g. C, C++)
Experience developing, operating, and debugging production systems
Familiarity with common application vulnerabilities on platforms Discord ships on
Candidates must reside in or be willing to relocate to the San Francisco Bay Area (Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano, and Sonoma counties)

Benefits

Comp & perks

Equity
Benefits
Relocation assistance may be available
Reasonable accommodations during the interview process