Staff Software Engineer C#, Net Core Sydney New South Wales

Staff Software Engineer
- C#, .Net Core

The Collections Excellence Crew supports and evolves CommBank's mission‑critical Collections platforms, including the PowerCurve Collections (PCC) suite and surrounding services. The team delivers stable, scalable, cloud‑enabled systems that power both strategic initiatives and essential BAU operations across the bank. This role suits an engineer who enjoys solving complex problems and working across multiple engineering domains.

What You'll Do Build and optimise backend services using C# and .NET Core Develop and enhance database components using Oracle and advanced SQL Work across AWS or other cloud platforms Apply SRE practices including observability, SLIs/SLOs, and resilience engineering Lead BAU investigations, incident response, root‑cause analysis, and long‑term remediation Collaborate closely with vendors such as PowerCurve (Experian) Participate in the on‑call roster to support critical production systems Take on any technical work required across application, data, integration, SRE, or operations Use contemporary AI‑assisted engineering practices where appropriate Learn and work with the PowerCurve Collections Suite as part of the role

Technical Skills and Experience Solid hands‑on experience in C# and .NET Core Advanced SQL and Oracle skills (packages, procedures, tuning, performance) Cloud experience with AWS, Azure, or GCP Solid experience in production support, debugging, and issue diagnosis Ability to work across the full SDLC and operational lifecycle Willingness to join the on‑call support roster Openness to learning PowerCurve Collections

Beneficial Skills Aurora, DocumentDB, SQL Server Groovy (helpful for PCC customisation) Frontend exposure (Angular, React, TypeScript, JavaScript, HTML, CSS) CI/CD tools such as GitHub, GitHub Actions, TeamCity Monitoring and observability tooling SRE practices, automation, performance engineering Familiarity with AI tooling to improve engineering and operational efficiency

Advantages

Versatile working arrangements, including remote and in‑office options, part‑time arrangements, and job share. Roles based in Sydney or Melbourne. J-18808-Ljbffr Apply on Kit Job: kitjobau.com/job/3rl8pg