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Senior Engineer - Business Technology

Sydney (AU) - Pitt St💼 Full-time🗓 2026-10-01 → 2026-10-05

Core

Build AI-powered tools, automations, and scalable event-driven solutions that connect systems and enable intelligent experiences across Domain's property technology platforms.

Role type

Senior Software Engineer (Integration & Automation)

Builds

Scalable APIs, microservices, distributed systems, and AI-driven automation capabilities for internal systems and customer-facing products.

Domain

Commercial Real Estate Technology / Cloud-Native Engineering

Deliverable

production ML models | product features

Required skills

C#, .NET, TypeScript, Microservices, Event-driven architecture, Cloud platforms (AWS/Azure/GCP), API design, Distributed systems, TDD/BDD, Secure coding (via careerplan.io/jobs/R39967-1-senior-engineer-business-technology-at-costar)

Preferred skills

Mentoring engineers, Influencing architecture and platform strategy, Cross-functional collaboration, Shift-left testing practices

Technologies

C#, .NET, TypeScript, AWS, Azure, GCP

Responsibilities

Design and develop scalable software solutions from concept to production; Create real-time integrations using APIs and messaging; Build and maintain cloud-native microservices; Solve complex technical challenges; Drive code quality, security, and performance; Mentor engineers and contribute to continuous improvement; Influence architecture and long-term platform strategy.

Seniority

Senior, hands-on IC with mentorship responsibilities