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Salary
$128k – $164k per year
Location
In office (Irvine)
Seniority
Middle · 3+ years exp
Employment
Full-Time

Confirmed on the employer's own hiring board on Sep 30, 2026. First seen by Alion on Sep 2, 2026. CoStar Group scores B on the Alion truth index.

Overview
Company
Impact
Profile match
CoStar Group is a commercial and residential real estate information, analytics and online marketplace company headquartered in Arlington, Virginia, and included in the S&P 500 index. Its businesses include CoStar data and analytics, LoopNet, Apartments.com, Homes.com, the Ten-X auction platform, STR hospitality data, Visual Lease and the 3D capture company Matterport, with offices across the US, the UK, Canada and Australia. Current roles cover sales executives and business development directors, field photographers, software, DevOps and machine learning engineers, product managers, finance analysts and CoStar News journalists.
iOS Engineer - LoopNet

Job Description

Overview

CoStar Group is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the S&P 500 Index, CoStar Group is on a mission to digitize the world’s real estate, empowering all people to discover properties, insights and connections that improve their businesses and lives.

We have been living and breathing the world of real estate information and online marketplaces for over 35 years, giving us the perspective to create truly unique and valuable offerings to our customers. We’ve continually refined, transformed, and perfected our approach to our business, creating a language that has become standard in our industry, for our customers, and even our competitors. We continue that effort today and are always working to improve and drive innovation. This is how we deliver for our customers, our employees, and investors. By equipping the brightest minds with the best resources available, we provide an invaluable edge in real estate.

LoopNet, the most popular place to find a space, is the #1 global commercial real estate marketplace. With more than 12 million global unique monthly visitors, LoopNet provides brokers, buyers and sellers with what they need to meet and make deals. LoopNet has established itself as the most effective and far-reaching digital marketplace for commercial real estate owners and brokers. We are not done yet! We continue to focus on driving expansion by increasing market share in the US and abroad, continuously innovating and enhancing the product and growing a powerhouse global team to reach our goals.

Learn more: www.LoopNet.com

Our team is seeking an accomplished iOS Engineer to join our team in supporting the supporting www.loopnet.com. You will have a direct impact on highly visible Loopnet web applications that touch millions of users. You continuously learn emerging technologies and architecture advancements and apply the learnings to improve Loopnets’ software products.

This position is located in Irvine, CA and offers a schedule of 4 days onsite, 1 day remote.

Responsibilities

  • You will develop iOS applications that scale to reach millions of users
  • You will continually 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 along with other iOS developers to exchange new ideas and improvements

Basic Qualifications

  • Bachelor’s Degree required from an accredited, not-for-profit, in-person college/university
  • A track record of commitment to prior employers
  • 3+ years’ experience in developing iOS applications
  • You are an expert in everything iOS - Objective C, SwiftUI/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.

What’s in it for You

  • When you join CoStar Group, you’ll experience a collaborative and innovative culture working alongside the best and brightest to empower our people and customers to succeed.
  • We offer you generous compensation and performance-based incentives. CoStar Group also invests in your professional and academic growth with internal training, and tuition reimbursement.
  • Our benefits package includes (but is not limited to):
  • 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, Pelotons, personal training, group exercise classes
  • Access to CoStar Group’s 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 $128,000-$163,500, based on relevant skills and experience and includes a generous benefits plan.

CoStar Group is an Equal Employment Opportunity Employer; we maintain a drug-free workplace and perform pre-employment substance abuse testing

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