C#/.NET Software Engineer

Kogan.com is a pioneer of Australian eCommerce, and the software we build is used by millions of customers every day. You'll join a fast-moving engineering team with real ownership, shipping to production daily and using AI as part of how we work. In this role you'll work across SQL Server and C# to keep our production ERP environment fast, stable and reliable, fixing issues at the root and supporting Finance and Operations. What you'll do: Own and optimise SQL Server performance across a production ERP environment, including complex queries, stored procedures, views, indexes, and data integrity checks across large datasetsDesign, troubleshoot, and improve backend application components in C# to support integrations, fixes, and enhancementsInvestigate and resolve production issues across databases, applications, integrations, and huge distributed datasets, focusing on root-cause analysis and permanent fixesSupport and maintain ERP integrations and APIs, including REST-based services and service layersMonitor system health across Windows Server and SQL Server, proactively addressing performance, stability, and security issuesManage database-related operational tasks including backups, restores, upgrades, patching, and capacity planning for huge distributed datasets Work closely with Engineering, Finance, and Operations teams to prioritise issues and ensure reliable system operation Provide second and third-line support, producing clear documentation for incidents, fixes, and repeatable support processes Assist with finance-critical data accuracy requirements, including reconciliations, postings, journals, and inventory updates Contribute to automation and continuous improvement initiatives across support tooling, monitoring, and processes What you'll need: Proficiency using AI assisted development tools to support coding, debugging, testing and technical problem solvingStrong SQL Server expertise: writing and optimising complex queries, stored procedures, views, indexing strategies, and performance tuning across huge distributed datasetsHands-on experience with C# in production environments, building and supporting backend systemsExperience supporting data-heavy or business-critical systems, ideally in ERP, finance, or operations domainsUnderstanding of APIs and system integrations (REST, service layers, middleware)Solid Windows Server and system administration fundamentals, including monitoring, patching, backups, and securityProven troubleshooting skills in live environments, including logs, databases, integrations, and huge distributed datasetsAbility to manage multiple issues and stakeholders with strong prioritisation and time management skillsClear communicator who can collaborate effectively with technical and non-technical teamsAnalytical mindset with a focus on continuous improvement, automation, and long-term solutions over quick fixes Why Kogan.com? AI-Native Engineering: AI is deeply embedded in how our Engineering teams build and operate. We’re moving beyond standalone LLM use into agentic workflows, AI-assisted development and automation integrated into real engineering systems and processes. Engineers have access to leading AI tools, hands-on training and the freedom to experiment with new ways of designing, building and shipping softwareOur culture is unlike anywhere else and regardless of where you are in your career journey, we empower you to do your best work and have a big impact. Check us out https://devblog.kogan.com/ & https://goodteams.app/teams/kogan.comWork with an incredible team to solve important challenges, helping to drive Australia and New Zealand’s eCommerce futureYour role has a lot of ownership, autonomy and little red tape. You’ll be empowered to achieve positive outcomes and your work will have a real impactYou’ll be at the forefront of the eCommerce industry and be part of a company that are the Pioneers of eCommerce in AustraliaBe an Intrepreneur, playing a hands on role in shaping our strategy at our HQLearning budget of $1000A range of employee benefits such as; complimentary Kogan First Membership, team exclusive discounts, Health & Wellness program, Learning & Development and Lunch & Learns, Hackathons, Team member referral program, Company and team events and celebrations, community engagement (volunteering) and extensive career development opportunities plus loads more!