Principal Data Architecture and Engineering

Overview

Principal Data Architecture and Engineering

Job Description

Company Overview

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.

About the Role

This role sits at the heart of Domain + CoStar Group’s strategy to deliver trusted, AI-driven insights to millions of property seekers and professionals.

Your work will directly reduce the cycle time for new data products, lift adoption of a single enterprise model, and cut data-quality incidents across the business.

What success looks like

- Faster deployment of new data products and pipelines

- Enterprise-wide adoption of the canonical data model

- Measurable drop in data-quality incidents and schema drift

- Positive feedback from analytics, product and infrastructure teams on ease of data access and reliability

What you’ll bring

- Proven experience (≈5+ years) in data architecture at enterprise scale

- Designing and implementing conceptual, logical, and physical data models

- Data modelling, complex data pipelines, streaming and batch processing

- Strong knowledge of AI-driven data solutions and machine-learning–ready architectures

- Design and rollout of data transformation frameworks

- Data quality, governance, and observability best practices

- Solid grounding in data engineering principles and cloud-based data infrastructure

AI / Machine Learning

- Significant exposure to AI initiatives (traditional machine learning, AI-driven products)

- Ability to architect data platforms that enable AI/ML products

Leadership & Collaboration

- Experience working in multi-disciplinary squads with Product, Engineering, and Data Science

- Ability to mentor and influence senior engineers and data professionals

- Excellent stakeholder management and communication skills

- Minimum Bachelor Degree qualified - Degree in Computer Science, or Data Engineering

Nice to have

- Experience with Generative AI and integrating Gen-AI tooling into data engineering workflows

- Hands-on optimisation of large-scale data infrastructure and performance tuning

- Previous platform leadership or infrastructure management experience

- Familiarity with AI-assisted development tools for data pipelines

- Experience bringing AI-driven tooling to data engineering productivity

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:

- Flexible hybrid working

- First-rate parental leave

- Access to Perkbox

- 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.

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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