Senior Software Engineer, iOS

Senior Software Engineer, iOSKeeper Security is hiring a Senior Software Engineer, iOS to join our mobile engineering team and help build secure, high-performance iOS applications used by millions of customers worldwide. This is a 100% remote position, with an opportunity to work a hybrid schedule for candidates based in the El Dorado Hills, CA or Chicago, IL metro areas.Keeper's cybersecurity software is trusted by millions of people and thousands of organizations globally. Keeper is published in 23 languages and sold in over 150 countries. Join one of the fastest-growing cybersecurity companies and help architect and evolve the iOS experiences that support Keeper's security platform.As a Senior Software Engineer, iOS, you will design, build and maintain secure, scalable and high-performance features across Keeper's native iOS applications. You will work primarily in Swift, with exposure to Objective-C where needed, and collaborate closely with Product, Design, QA and backend engineering teams to deliver reliable and intuitive mobile experiences. This is a hands-on engineering role with ownership across architecture, implementation, performance, debugging and release quality. You will contribute to technical direction, review code, improve engineering practices and help ensure Keeper's iOS applications remain secure, maintainable and performant as the platform continues to grow.Responsibilities include:Design, develop and maintain secure native iOS applications and features using SwiftContribute to architecture and technical design decisions across Keeper's iOS codebaseMaintain and modernize existing Objective-C components where appropriateBuild scalable, reusable and maintainable mobile components that support long-term product growthIntegrate mobile applications with backend services, APIs, authentication flows and secure data storageOptimize application performance, responsiveness, memory usage and battery efficiencyTroubleshoot complex application issues using logs, profiling tools and runtime diagnosticsParticipate in code reviews and provide constructive technical feedback to other engineersCollaborate with Product, Design, QA and backend teams to define requirements and deliver high-quality featuresStrengthen automated testing, build reliability and release quality across the iOS development lifecycleSupport App Store release processes, beta testing and validation of new iOS platform capabilitiesMaintain clear technical documentation for architecture, features and development workflowsEvaluate emerging iOS technologies, frameworks and platform capabilities where they can improve Keeper's applicationsUse AI-assisted tools such as Claude, GitHub Copilot or similar platforms to improve coding, debugging, technical research, testing and documentationRequirements include:5+ years of professional iOS software development experienceStrong hands-on experience developing production applications using SwiftWorking knowledge of Objective-C and experience maintaining or integrating with existing Objective-C codeExperience designing and shipping large or complex iOS applications to the Apple App StoreExperience with AI as it relates to iOS development. Good prompting skills and troubleshooting with AI.Strong understanding of iOS application architecture, lifecycle, concurrency and state managementExperience integrating mobile applications with backend APIs and distributed servicesStrong understanding of mobile performance, memory management, debugging and profilingProficiency with Xcode and Apple development, debugging and diagnostic toolsExperience with automated build and CI/CD systems such as GitHub Actions or similar platformsStrong understanding of Git-based development workflows, code review and issue trackingExperience writing maintainable automated tests for mobile applicationsStrong problem-solving skills with a focus on code quality, security, architecture and maintainabilityStrong written and verbal communication skills and ability to collaborate effectively across Engineering, Product, Design and QA teamsAbility and willingness to use AI-assisted development tools effectively to improve coding, debugging, testing and documentationBachelor's degree in Computer Science, Engineering or a related field, or equivalent practical experienceDue to this role's involvement in GovCloud environments, qualified candidates must be a U.S. Person, defined as a U.S. citizen or lawful permanent residentPreferred qualifications include:Experience developing cybersecurity, identity, password management or other security-sensitive mobile applicationsExperience with encryption, key management, secure storage or cryptographic APIsFamiliarity with Keychain Services, Secure Enclave, biometrics or passkeysExperience with Swift Concurrency, async/await or modern iOS concurrency patternsExperience with SwiftUI in addition to UIKitExperience implementing or evaluating beta iOS APIs and new Apple platform capabilitiesFamiliarity with mobile accessibility, performance and reliability best practicesBenefits include:Medical, Dental & Vision (Inclusive of domestic partnerships)Employer Paid Life Insurance & Employee/Spouse/Child Supplemental lifeVoluntary Short/Long Term Disability Insurance401k (Roth/Traditional)A generous PTO plan that celebrates your commitment and seniority (including paid Bereavement/Jury Duty, etc)Above market annual bonusesKeeper Security, Inc. is an equal opportunity employer and participant in the U.S. Federal E-Verify program. We celebrate diversity and are committed to creating an inclusive environment for all employees.