Senior IOS Developer

Work on a flagship mobile app for a Fortune 500 retail pharmacy and health services provider. Responsibilities include feature development, bug fixes, enhancements, and tech debt across multiple verticals (retail, pharmacy, photo, marketing, loyalty). Looking for individuals with experience in mobile development with Swift / SwiftUI, Objective C, iOS Frameworks, and UI / Unit Testing.

• Skills

Swift, Ios, Mobile, Objective-c, Ios development

• Top Skills Details

Swift,Ios,Mobile,Objective-c,Ios development

• Additional Skills & Qualifications
• Advanced Swift, Swift UI, Objective-C, UIKit
• Strong understanding of iOS frameworks (Concurrency, networking, core data, navigation)
• Designing and implementing testable iOS code with comprehensive unit and UI tests using XCTest
• Experience across the full app lifecycle (design, develop, test, deploy, maintain)
• Experience with scalable architectures
• Experience Level

Expert Level

• Job Type & Location
• This is a Contract to Hire position based out of Deerfield, IL.
• Pay and Benefits
• The pay range for this position is $55.00 - $80.00 / hr.

Eligibility requirements apply to some benefits and may depend on your job

classification and length of employment. Benefits are subject to change and may be

subject to specific elections, plan, or program terms. If eligible, the benefits

available for this temporary role may include the following :

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off / Leave (PTO, Vacation or Sick Leave)
• Workplace Type
• This is a hybrid position in Deerfield,IL.
• Application Deadline
• This position is anticipated to close on Jan 16, 2026.

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About TEKsystems :

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.