Senior IOS Engineer - B2C Native Apps
Role summary
Okta's Auth0 is seeking a Senior iOS Engineer to enhance the B2C authentication experience. This role involves designing and developing features for native mobile applications, focusing on security, standards compliance, and user delight. The engineer will leverage AI coding assistants for accelerated development, including code generation, testing, and documentation, while ensuring the security and quality of AI-generated code. Responsibilities include collaborating with agile teams, mentoring engineers, leading discussions, and participating in on-call rotations. The ideal candidate has 5+ years of iOS development experience with Swift/Objective-C, UIKit/SwiftUI, testing frameworks, mobile CI/CD, and a strong understanding of AI tools and secure coding practices. Experience in IAM is a plus.
Secure Every Identity, from AI to HumanIdentity is the key to unlocking the potential of AI. Okta secures AI by building the trusted, neutral infrastructure that enables organizations to safely embrace this new era. This work requires a relentless drive to solve complex challenges with real-world stakes. We are looking for builders and owners who operate with speed and urgency and execute with excellence.This is an opportunity to do career-defining work. We're all in on this mission. If you are too, let's talk.
Job Description
Okta’s Auth0 is an easy to implement, adaptable authentication and authorization platform. We make everyone’s login experience awesome. If you are a problem solver who wants to make this login experience even better, then look no further - Okta Auth0 B2C Authentication domain is where you want to be. Our domain’s mission is to provide a simple, secure, standards-compliant and delightful authentication experience for both end users and developers. We work with NodeJS, React, golang, Swift, Java / Kotlin, Postgres/MongoDB databases and our services run on both AWS and Azure. Our tech stack continues to evolve and expand to new technologies and trends. We are proponents of using the right tools for the job.
We are looking for an engineer who leverages AI coding assistants (e.g., GitHub Copilot, Google Gemini, Claude) to accelerate the software development lifecycle without compromising security. You should be proficient in using LLMs for rapid prototyping, boilerplate generation, and complex refactoring, effectively cutting down development time. Crucially, you must possess the judgment to audit, debug, and secure AI-generated code, ensuring it meets our strict authentication standards. You will use AI not just to write code, but to generate comprehensive unit tests, document systems, and simulate edge-case scenarios in our auth flows.
As a member of the Native Apps team you will:
Be a part of fast paced, agile team comprising of engineers, a product manager and designer.
Design and develop features, APIs and fixes to handle our current and future scale.
You don’t wait for a perfect set of instructions; you proactively figure out what is needed to make a project successful.
Help our customers have an awesome experience with our products.
Collaborate with the support team for customer questions.
Participate on our on-call rotations for troubleshooting production issues.
Mentor other engineers.
Lead team discussions and sprint planning.
Improve the team’s productivity.
You are a good fit for this role if you:
Have 5+ years of software development experience.
Have excellent communication and collaboration skills.
Have experience building public or internal mobile APIs/SDKs and working with Swift and Objective-C.
Have experience with UIKit, SwiftUI, programmatic Auto Layout, and iOS design patterns (MVVM, reactive programming).
Have experience with unit/UI/integration/performance testing on iOS (Quick, Nimble, XCTest, XCUITest, etc.).
Have experience with Realm database or similar mobile NoSQL solutions.
Have experience with mobile CI/CD pipelines (GitHub Actions).
Are autonomous and have a continuous improvement mindset.
Pay attention to details and keep user experience a top priority.
Enjoy being part of a highly collaborative, remote friendly environment.
Bonus points if you:
Have 1+ years of experience in identity and access management (IAM) domain, particularly with Auth0 Guardian SDK or similar MFA/authentication solutions.
Have experience with infrastructure-as-code tools (e.g., Fastlane, Xcode Cloud, or Terraform).
#LI_Hybrid
P24574_3363700
The Okta Experience
We are intentional about connection. Our global community, spanning over 20 offices worldwide, is united by a drive to innovate. Your journey begins with an immersive, in-person onboarding experience designed to accelerate your impact and connect you to our mission and team from day one.Okta is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, ancestry, marital status, age, physical or mental disability, or status as a protected veteran. We also consider for employment qualified applicants with arrest and convictions records, consistent with applicable laws.If reasonable accommodation is needed to complete any part of the job application, interview process, or onboarding please use this Form to request an accommodation.Notice for New York City Applicants & Employees: Okta may use Automated Employment Decision Tools (AEDT), as defined by New York City Local Law 144, that use artificial intelligence, machine learning, or other automated processes to assist in our recruitment and hiring process. In accordance with NYC Local Law 144, if you are an applicant or employee residing in New York City, please click here to view our full NYC AEDT Notice.Okta is committed to complying with applicable data privacy and security laws and regulations. For more information, please see our Personnel and Job Candidate Privacy Notice at https://www.okta.com/legal/personnel-policy/.
Sample Okta interview questions
- 1
Develop a real-time platform for audio/video streaming.
system designmedium - 2
Design a system for managing inventory in a warehouse.
system designmedium - 3
Design a real-time system to track and monitor traffic flow.
system designmedium - 4
Valid Word Abbreviation Determine if a string matches a valid word abbreviation. Input: word = "apple", abbr = "a2e" Output: FALSE Explanation: The abbreviation claims exactly 2 characters are skipped between 'a' and 'e', but "ppl" is actually 3 characters long.
codingmedium - 5
Implement String Compression Implement string compression. Input: chars = ["a","b","b","b","b","b","b","b","b","b","b","b","b"] Output: ["a","b","1","2"] Explanation: The letter 'a' appears once (so no number is appended), and 'b' appears 12 times, modifying the array in place to length 4.
codingmedium
Sign up for a personalized interview prep pack tailored to this role.