Job Description

We are seeking an experienced C# / AWS Software Engineer to help design, build, and scale a mission-critical warehouse and retail fulfillment application. This application is used directly by frontline staff to optimise real-time order picking and inventory management.

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The application synchronises with a core Sales Order Engine backend, leveraging WebSockets to stream incoming orders instantly. It guides team members through fulfillment workflows line-by-line managing barcode scanning, verifying product quantities, and handling inventory exceptions. Product metadata and media assets are dynamically enriched via enterprise commerce APIs.

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Built on Blazor and .NET MAUI Blazor Hybrid, the platform is designed for cross-platform deployment across Windows and Android environments, including ruggedest enterprise hand-held scanners. Your primary focus will be elevating the application experience, hardening backend integrations, and ensuring the ecosystem is resilient, secure, and easily maintainable in a high-volume commercial workplace.

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We have successfully validated the proof of concept; now, we need a skilled engineer to champion its transition into a robust production ecosystem.

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Key Responsibilities

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- End-to-End Ownership: Feature delivery from initial architectural design through to deployment, monitoring, and production support.
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- Cross-Platform Development: Build, refine, and optimise Blazor and MAUI Blazor Hybrid application features tailored for Android and Windows environments.
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- Workflow Optimisation:



Enhance core workflows, including hardware barcode scanning, error handling, and intuitive user feedback loops.
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- System Integration: Connect client-side applications with backend APIs, real-time streaming protocols, and external product data services.
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- Cloud Engineering: Develop and maintain dependable C#/.NET microservices utilising AWS serverless infrastructure.
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- Observability & Support: Diagnose complex production anomalies using structured logging, metrics, traces, and device-specific behavioural data.
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- Mentorship & Quality: Cultivate engineering excellence by guiding mid-level and junior developers through constructive code reviews, pair programming, and architectural feedback.
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Qualifications

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- Background in retail fulfillment, e-commerce, warehousing, or inventory logistics software.
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- Experience integrating with enterprise commerce platforms (e.g., SAP Commerce Cloud/Hybris) or public-facing product catalog APIs.
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- Familiarity with enterprise security protocols (Cognito, OAuth/OIDC, private API routing).
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- Advanced cloud data streaming (DynamoDB Streams, Step Functions) or search indexing patterns (OpenSearch).
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- Exposure to modern front-end frameworks (Vue or React) and building offline-tolerant client architectures.
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At Randstad, we are passionate about providing equal employment opportunities and embracing diversity to the benefit of all. We actively encourage applications from any background.

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📌 Senior C# Software Engineer (Victoria)
🏢 Randstad
📍 Victoria