Technical Team Lead, iOS Engineer; SwiftUI

- Technical Team Lead, iOS Engineer (Swift

UI)

is the nation’s #1 rental marketplace for property owners, managers, and renters, reaching millions of users every month. Our platform powers the industry’s most comprehensive digital ecosystem—helping property professionals market their listings, manage reputation, and attract high-quality renters through innovative technology and data‑driven insights.

We’re looking for a Technical Team Lead, iOS Engineer (Swift

UI) to join our innovative mobile engineering team in Irvine, CA. In this role, you’ll help shape the next generation of the  iOS app, designing and building brand‑new features that enhance how renters discover, tour, and connect with properties. Your work will directly impact millions of users and play a central role in advancing our mobile platform strategy.

As a senior member of the team, you’ll lead the development of modern, scalable iOS applications using Swift, Swift

UI, Combine, and the latest Apple frameworks. You’ll collaborate closely with product managers, designers, and backend engineers to create beautiful, performant, and intuitive experiences that bring our vision of seamless real‑estate discovery to life. At CoStar, engineers are empowered to experiment, innovate, and drive measurable impact. You’ll work in an Agile, Scrum‑based environment that values craftsmanship, collaboration, and continuous learning.

Location:

Irvine, CA –

Schedule:

4 days onsite, 1 day remote.

• Develop iOS applications that scale to reach millions of users.
• Continuously evaluate emerging technologies to identify opportunities, trends, and best practices that can be used to strengthen CoStar’s technology platform and development practices.
• Work with the team to create user interface layouts for customers and interfaces to backend web services.
• Design and develop systems and libraries that are highly reusable and maintainable.
• Understand CoStar’s product architecture and frameworks and come to the table with your ideas.
• Collaborate with different teams and other iOS developers to exchange new ideas and improvements.

• Bachelor’s Degree required from an accredited, not‑for‑profit, in‑person college/university.
• A track record of commitment to prior employers.
• 7+ years’ experience in developing iOS applications.
• You are an expert in everything iOS – Objective‑C, Swift, Cocoa Framework, XCode IDE, Interface Builder – and are always interested in learning more and sharing your skills.
• You know all the common Object Oriented Programming and design patterns, MVC, MVVM, Dependency Injection and more.

• You have 1+ years experience mentoring and leading a team.
• Experience with SQL databases and full‑stack development.

• Comprehensive healthcare coverage: medical, vision, dental, prescription drug, life, legal, and supplementary insurance.
• Virtual and in‑person mental health counseling services for individuals and family.
• Commuter and parking benefits.
• 401(k) retirement plan with matching contributions.
• Employee stock purchase plan.
• Paid time off.
• Tuition reimbursement.
• On‑site fitness center and/or reimbursed fitness center membership costs (location dependent), with yoga studio, Peloton, personal training, group exercise classes.
• Access to CoStar Group’s Diversity, Equity, & Inclusion Employee Resource Groups.
• Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and other healthy snacks.

We welcome all qualified candidates who are currently eligible to work full‑time in the United States to apply. This position offers a base salary range of $144,000–$223,000, based on relevant skills and experience and includes a generous benefits plan.

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CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug‑free workplace and perform pre‑employment substance abuse testing. CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real‑estate information, analytics, and online marketplaces. Included in the S&P 500 Index and the NASDAQ 100, CoStar Group is on a mission to digitize the world’s real‑estate, empowering all people to discover…