LoopNet - Technical Team Lead, iOS Engineer

Loop Net - Technical Team Lead, iOS Engineer

CoStar Group’s Loop Net team in Irvine, CA is seeking an experienced Technical Team Lead, iOS Engineer to help build high‑impact mobile applications that serve millions of users. The role blends hands‑on engineering with leadership, mentoring, and cross‑functional collaboration.

This position is located in Irvine, CA and offers a flexible schedule of 4 days onsite and 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 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 bring innovative ideas to the table.
• Collaborate with different teams and iOS developers to exchange new ideas and improvements.

Basic Qualifications

• Bachelor’s degree from an accredited university or college.
• 7+ years of experience developing iOS applications.
• 1+ years of experience mentoring and leading a team, responsible for all project and team deliverables.
• Expertise in iOS technologies:
  Objective‑C, Swift, Cocoa frameworks, Xcode IDE, Interface Builder.
• Strong knowledge of object‑oriented programming and design patterns, including MVC, MVVM, dependency injection, and more.

Preferred Qualifications

• Experience with SQL databases and full‑stack development.
• A passion for mobile applications and a focus on user engagement.
• Ability to translate ideas and code into a seamless customer experience.

• Competitive base salary range of $144,000 to $223,000, based on experience and skills.
• Comprehensive healthcare coverage: medical, vision, dental, prescription drug.
• Life, legal, and supplemental insurance.
• Virtual and in‑person mental health counseling services.
• Commuter and parking benefits.
• 401(k) retirement plan with matching contributions.
• Employee stock purchase plan.
• Paid time off.
• Tuition reimbursement and internal training programs.
• On‑site fitness center or reimbursed fitness membership.
• Complimentary gourmet coffee, tea, hot chocolate, fresh fruit, and healthy snacks.

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. We are committed to creating a diverse environment and are proud to be an equal‑opportunity workplace and affirmative action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.

CoStar Group is also committed to compliance with all fair employment practices regarding citizenship and immigration status. If you are a qualified individual with a disability or a disabled veteran, you may request a reasonable accommodation if you are unable or limited in your ability to use or access the careers page. You can request reasonable accommodations by sending an email to re

We welcome all qualified candidates who are currently eligible to work full‑time in the United States to apply. However, please note that CoStar Group is not able to provide visa sponsorship for this position.