Software Sr Engineer - iOS
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Before you apply
Salary$100k – $140k
LocationRemote (United States)
Work moderemote
Typefull-time
SenioritySenior
Experience5+ yrs
DepartmentProduct R&D
Company size501–1,000 people
First seenOct 22, 2026 · 1w ago
Verified live17h ago
At a glanceSummarised by Seekless from the posting.
Deep understanding and mastery of Swift, Objective-C and C/C++
Strong expertise in SwiftUI, UIKit and Storyboards, ensuring UI/UX flows remain highly intuitive while adhering to enterprise security constraints
Proven experience with architectural patterns such as MVVM or Clean Architecture, along with asynchronous and concurrency concepts
Strong analytical skills and a habit of thinking outside the box
A builder mindset with the ability to work independently and take ownership
Clear communication skills and the ability to collaborate with a high-level technical team
5+ years of professional software engineering experience, with 3+ years dedicated specifically to native iOS development
Hands-on experience with the Apple Security framework, CryptoKit, and the Keychain API. Understanding of cryptographic principles (AES, RSA, ECC, hashing)
Experience with Core Data
Deep understanding of secure networking, REST APIs, and mitigating man-in-the-middle (MITM) attacks
Experience with App Store Connect, enterprise provisioning profiles (MDM/MAM environments is a plus), and secure release pipelines
Experience with automated security scanning tools integrated into CI/CD pipelines
Experience working in cybersecurity, identity, fraud prevention, device security or related domains
Knowledge of performance optimization, and hardening mobile apps
All employees must be legally authorized to work in the US
Skills
Swift
Objective-C
C/C++
SwiftUI
UIKit
Storyboards
MVVM
Clean Architecture
Apple Security framework
CryptoKit
Keychain API
Core Data
REST APIs
App Store Connect
enterprise provisioning profiles
MDM/MAM
CI/CD pipelines
automated security scanning tools
Benefits
Flexible PTO
Health insurance
Disability insurance
Life insurance
401(k)
Principal Responsibilities:
About the role
We are seeking a talented and security-minded Senior iOS Engineer to join our engineering team. This is a chance to work on products that matter, alongside some of the most experienced engineers in the industry. This role is a strong fit for someone who enjoys deep technical challenges, likes building elegant solutions to complex problems, and wants to keep growing. You will be joining a team that values technical excellence, curiosity, ownership, and creative thinking. The environment is flexible and entrepreneurial, with room to explore ideas, move quickly, and make a real impact.
You will have the opportunity to learn from highly experienced developers and security experts. You will work closely with people who have solved difficult engineering problems in the real world, and who care deeply about building great software.
Skills:
•
Deep understanding and mastery of Swift, Objective-C and C/C++.
•
Strong expertise in SwiftUI , UIKit and Storyboards, ensuring UI/UX flows remain highly intuitive while adhering to enterprise security constraints.
•
Proven experience with architectural patterns such as MVVM or Clean Architecture, along with asynchronous and concurrency concepts.
•
Strong analytical skills and a habit of thinking outside the box.
•
A builder mindset with the ability to work independently and take ownership.
•
Clear communication skills and the ability to collaborate with a high-level technical team.
Preferred Qualifications
•
Hands-on experience with the Apple Security framework, CryptoKit, and the Keychain API. Understanding of cryptographic principles (AES, RSA, ECC, hashing).
•
Experience with Core Data.
•
Deep understanding of secure networking, REST APIs, and mitigating man-in-the-middle (MITM) attacks.
•
Experience with App Store Connect, enterprise provisioning profiles (MDM/MAM environments is a plus), and secure release pipelines.
•
Experience with automated security scanning tools integrated into CI/CD pipelines.
•
Experience working in cybersecurity, identity, fraud prevention, device security or related domains.
•
Knowledge of performance optimization, and hardening mobile apps.
Education & Experience:
•
Experience: 5+ years of professional software engineering experience, with 3+ years dedicated specifically to native iOS development.
EEO Language for US Job Descriptions
Pay Range $100,000 - $140,000
Full-time, non-Sales US employees are also eligible for annual discretionary bonuses that are funded based on prior year company performance. RSA Sales team members are eligible to participate in company commission plans.
In addition, RSA offers its eligible US employees a comprehensive array of benefit programs including flexible paid-time-off, health, disability, and life insurance, and a 401(k) retirement plan with company matching contributions.
RSA is committed to the principle of equal employment opportunity for all employees and applicants for employment and to providing employees with a work environment free of discrimination and harassment. All employment decisions at RSA are based on business needs, job requirements and individual qualifications, without regard to race, color, religion, national origin, sex (including pregnancy), age, disability, sexual orientation, gender identity and/or expression, marital, civil union or domestic partnership status, protected veteran status, genetic information, or any other characteristic protected by federal, state or local laws. RSA will not tolerate discrimination or harassment based on any of these characteristics. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation, and training. All RSA employees are expected to support this policy and contribute to an environment of equal opportunity.
If you need a reasonable accommodation during the application process, please contact [email protected]. All employees must be legally authorized to work in the US. RSA and its approved consultants will never ask you for a fee to process or consider your application for a career with RSA. RSA reserves the right to amend or withdraw any job posting at any time, including prior to the advertised closing date.
About the company
Software Sr Engineer-IOS
RSA provides trusted identity and access management for 12,000 organizations around the world, managing 25 million enterprise identities and providing secure, convenient access to millions of users. RSA specializes in empowering security-first organizations in financial services, healthcare, energy, technology services, and other industries to thrive in a digital world, delivering complete capabilities for modern authentication, access, lifecycle management, and identity governance. Whether in the cloud or on-premises, RSA connects people with the digital resources they depend on everywhere they live, work, and play.
For decades, RSA has pioneered many of the encryption, authentication, and identity federation technologies that still power the internet. And now RSA is transforming the industry yet again, paving the way for the future of digital identity through the RSA Unified Identity Platform; next-generation hybrid and cloud solutions; the first ever and only multi-functional, passwordless hardware authenticator; and a frictionless, mobile-optimized experience for the modern workforce. If you are self-motivated and looking for a fast-paced challenge doing something that truly matters, come join our winning team! For more information, go to rsa.com.