Senior iOS Engineer

Join to apply for the Senior iOS Engineer role at UnifyID19 hours ago Be among the first 25 applicantsJoin to apply for the Senior iOS Engineer role at UnifyIDAbout Prove (acquired UnifyID)Prove is the modern platform for continuous identity authentication and is used by over 1,000 enterprises and 500 financial institutions, including 9 of the top 10 U.S. banks. Prove’s cloud solutions, and mobile intelligence-driven APIs can be easily orchestrated to increase Approve Rates to over 90%, enabling companies to authenticate customer identities accurately, effortlessly, and privately while mitigating fraud. Prove’s solutions are available in 195 countries.For the latest updates from Prove, follow us on LinkedIn.Position SummaryAs a Senior iOS Engineer, you will be joining the recently acquired UnifyID team at Prove. This team is building the next generation of user authentication that combines behavioral biometrics from smartphone sensor data, machine learning modeling, and enterprise-grade cloud services. The result is an accurate, frictionless, and secure authentication service that defends against malicious attacks on mobile and web experiences.You’ll be part of a highly effective engineering team with a collaborative get-stuff-done culture. We embrace our startup roots and are willing to wear whatever hat is necessary to make our team and products this role, you will work closely with our product, cloud backend, machine learning, and customer-facing teams to build and maintain our multifaceted SDK for the iOS platform. This is a hands-on role where you will be given wide latitude to make technical decisions and influence product direction.What You Are Accountable ForHands-on coding, systems analysis, code reviews, design, and delivery of projects assignedWrite well designed, testable, efficient code that meets coding standardsDeliver new features, execute on the roadmap and plan for the futureEnhance our existing iOS SDK for an optimal mobile experienceProvide thought leadership on industry best practices around design, testing, and securityManage the iOS SDK API program and documentationExercise creative thinking and imagination to find solutions to hard problems.Mentor other developersResponsibilitiesHands-on coding, systems analysis, design, and delivery of projects assignedDeliver new features, execute on the roadmap and plan for the futureEnhance our existing iOS SDK for an optimal mobile experienceProvide thought leadership on industry best practices around design, testing, and securityManage the iOS SDK API program and documentationMentor other developersWhat We Require5+ years of professional software development experience, preferably in a fast-paced environmentStrong software development principles, including scalable software and architectural design patternsExperience executing on complex features leveraging the power of native iOS SDKsStrong knowledge of iOS along with competency using standard librariesExperience with evaluating and optimizing resource usage, including battery usageBachelor’s degree in computer science or related field/experience preferredExperience with Android and/or SaaS a plusExperience with low-level system data collection from on-device sensors a plusFamiliarity with Machine Learning and/or Signal Processing techniques a plusJoin us!As we continue to scale our company, we are looking for people who know how to make an impact. We’re talking self-starting professionals who thrive in a fast-paced environment, process information quickly, and make intelligent decisions. The work is challenging and requires not only smarts but natural curiosity and tenacity. Teamwork is also important to us – we work together and play together.Prove has big plans; we’re excited and optimistic about the future. If this sounds like a career for you – come check us out.This team is located in the heart of Silicon Valley in downtown Redwood City and has unparalleled access to deep entrepreneurial expertise, high-caliber academic research institutions, and top-tier VC resources.Finally, it is important that you be authentic and be yourself.Prove is an equal opportunity employer committed to providing equal employment opportunity for all people regardless of race, color, religion, gender or sexual orientation, age, marital status, national origin, citizenship status, disability, veteran status, or other personal characteristics.Seniority levelSeniority levelMid-Senior levelEmployment typeEmployment typeFull-timeJob functionJob functionEngineering and Information TechnologyIndustriesComputer and Network SecurityReferrals increase your chances of interviewing at UnifyID by 2xSign in to set job alerts for “iOS Developer” roles.Mountain View, CA $136,000.00-$184,000.00 4 days agoPalo Alto, CA $140,000.00-$185,000.00 2 weeks agoSan Jose, CA $115,000.00-$128,000.00 1 day agoSan Jose, CA $133,900.00-$242,000.00 1 week agoSan Francisco, CA $60.00-$60.00 2 weeks agoMountain View, CA $161,500.00-$219,000.00 4 days agoSan Francisco Bay Area $135,000.00-$200,000.00 2 weeks agoPalo Alto, CA $100,000.00-$160,000.00 2 years agoSoftware Engineer III, Mobile (iOS), Google WorkspaceSunnyvale, CA $141,000.00-$202,000.00 6 days agoSan Jose, CA $152,500.00-$262,350.00 2 weeks agoSan Francisco, CA $155,500.00-$168,000.00 6 days agoSan Francisco, CA $55.00-$55.00 2 months agoSoftware Engineer, Mobile (iOS or Android)Oakland, CA $115,000.00-$128,000.00 1 day agoSan Francisco, CA $175,000.00-$280,000.00 2 days agoWe’re unlocking community knowledge in a new way. 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Created: 2025-09-17