Senior Software Engineer, iOS

Own key iOS software components for World ID, designing, building, debugging, maintaining, scaling, and instrumenting native applications and SDKs for security, privacy, reliability, and scalability.

Responsibilities

• Design, build, debug, maintain, and scale native iOS applications and SDKs
• Own key software components and ship high-quality production code
• Collaborate with product managers, designers, engineers, and stakeholders
• Build SDK and cloud integrations for World ID verification and authentication
• Implement privacy-preserving mechanisms and secure credential management
• Instrument systems for performance, reliability, and observability
• Optimize systems for scalability, security, and compliance
• Improve enrollment and verification modalities and reduce involuntary churn

Requirements

• Proven experience designing and developing native iOS applications using Swift or Objective-C
• Track record of writing exceptional, reliable, and maintainable software
• Experience building SDKs and integrating with cloud services
• Familiarity with security, privacy, and cryptography best practices
• Strong collaboration, communication, prioritization, and problem-solving skills
• Ability to learn new technologies quickly and operate in ambiguous environments
• Experience or exposure to distributed systems, biometrics, or machine learning is a plus

Benefits

• Healthcare
• Dental
• Vision
• 401(k) plan and employer match
• Life insurance
• Flexible time off
• Commuter benefits
• Professional development stipend
• Relocation assistance
• Competitive long term incentive package