Technical Lead

Technical Lead

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Job Description

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About Costar Group

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 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. 

About Domain

Domain is a leading property technology and services marketplace that is home to one of the largest portfolios of property brands in Australia, including the Domain, Allhomes and Commercial Real Estate (CRE) platforms. In 2025, Domain became part of CoStar Group (NASDAQ: CSGP), a global leader in commercial real estate information, analytics, online marketplaces and 3D digital twin technology. Together, Domain and CoStar Group is dedicated to digitising the world’s real estate, empowering all people to discover properties, insights, and connections that improve their businesses and lives.

We’re seeking an exceptional Technical Lead to guide the RTA (Real Time Agent) Core Squad. This team is crucial to the Workflow Crew’s mission, responsible for building and operating the essential services of the Real Time Agent product, enabling agents to deliver a seamless, digital contracts experience to vendors and purchasers.

This is your chance to lead the technical direction of a mission-critical backend platform, driving innovation, including the integration of AI-driven features. You will be a vital leader, blending deep technical expertise with hands-on development, team mentorship, and strategic collaboration.

If you excel at ensuring system health, driving engineering excellence, and want your work to revolutionize the way real estate agents operate, join us!

What You'll Be Doing (Your Core Responsibilities)

• Define and continuously refine the technical standards and relevant patterns for building robust, scalable backend services.
• Lead the team to execute on the roadmap, managing work breakdown, capacity planning, and ensuring high-quality, efficient delivery.
• Provide direct line management and progressive coaching to engineers, fostering a high-performing, technically sound team.
• Be accountable for the system's technical health, managing the tech debt backlog, and championing core engineering best practices.
• Partner closely with the Product Owner, Business Analyst, and/or Designer (the 'triad') to define technical requirements and co-own the solution.
• Evaluate technical feasibility, identify low-level dependencies, manage technical risks, and contribute to solution design for large initiatives.
• Step in to solve complex problems and focus on initiatives that significantly improve the team's efficiency and capabilities (10x initiatives).
• Participate in cross-domain technology forums and be an ambassador for the Engineering brand, internally and externally.

Essential Qualifications And Skills

• Bachelor Degree in Computer Science or related discipline
• Proven experience leading and mentoring a team of software engineers.
• Experience successfully working in a Product, Design, and Tech leadership model.
• Deep, hands-on expertise in backend development, specifically with Python and/or TypeScript, for building distributed, mission-critical services.
• Experience designing and implementing software solutions for scale, ideally for high-traffic or complex applications.
• Experience with a major Cloud Platform (AWS, Azure, and/or GCP) and implementing modern DevOps practices and CI/CD.
• Strong experience working in Agile environments and practical understanding of engineering best practices, including shift-left testing.
• Familiarity with both Document and Relational data persistence models (e.g., PostgreSQL). 

Preferred Qualifications and Skills

• Familiarity with Cloud Design patterns, synchronous/asynchronous integration (API/Messaging), and modern Application Security Practices (OWASP).
• Experience applying Domain Driven Design, TDD, and/or BDD in a commercial setting.
• Exposure to React or other modern web frontend frameworks, or experience with the Swift/iOS app ecosystem.
• Experience with AWS CDK / DevOps.
• Relevant Cloud Platform Certifications (e.g., AWS) or a Degree in Computer Science/Software Engineering.

Why Join Us?

We’re the kind of place you can make a real impact, with a workplace culture where you can be you. It’s a fun, safe space where you’ll always feel you belong. Perks of the role include:

• Hybrid Working;

• First-Rate Parental Leave;

• Continuous opportunities to leap, learn and grow in a team that values creativity and innovation;

We don’t just talk, we do. Every day we solve property problems for Australians and beyond. We encourage our people to see the possibilities, and turn them into realities. 

What’s next?

We'll give your application the thoughtful attention it deserves and get back to you as soon as possible. If there's a match, one of our recruitment consultants will reach out so keep your phone handy! We're genuinely excited about the chance to work together and make a meaningful impact.

Equity, Diversity and Inclusion at Domain

Domain is enthusiastically and unapologetically committed to fostering an equitable, inclusive work culture which reflects our customers and communities. We are proactively looking for candidates from all lived experiences, including people with disability, and people of all ages, ethnicities, cultures (including Aboriginal and Torres Strait Islander Peoples), faiths, sexual orientations, and gender identities (including trans and non-binary people).

We are committed to providing an equitable recruitment process for people with disability. If you require adjustments during the process we’re here to support. If you wish to receive this job advertisement in an accessible format, or have a confidential chat about workplace adjustments, please contact our Equity, Diversity and Inclusion team at edi@domain.com.au or leave a message on 1300 858 356 and we will get back to you. 

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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