Senior C#/.NET Developer

Prestigious international financial company seeks highly talented .NET Developer to work on mission-critical design and development. Must be outstanding communicator to interface with important financial clients on major integration initiative. 6-9 month renewable contract. $900 Daily.

RESPONSIBILITIES:

• C# Design and development of scalable, secure backend APIs in .NET/.NET Core, with a strong focus on high-quality enterprise integrations and reliable downstream services. You’ll be the technical backbone ensuring our platforms run smoothly at scale.
• Strong architecture and solution design expertise to simplify complex problems and define clear, long-term platform patterns. You’ll help create elegant, resilient systems that scale with customer needs.
• Work primarily as a backend engineer. You'll help create end-to-end solutions that feel cohesive and intuitive.
• Drive the safe, practical adoption of AI-powered engineering tools to increase quality, speed, and automation.

TECHNICAL REQUIREMWNTS:

• Back-End Engineering (.NET/C#): prior experience delivering high-performance back-end services and enterprise-grade microservices using .NET/.NET Core and clean architectural patterns.
• API & Integration Design: Build secure, scalable REST APIs with strong downstream integrations across complex distributed systems.
• Cloud Engineering (AWS): Designs and operates cloud-native solutions using Lambda, ECS/EKS, API Gateway, SQS/SNS, DynamoDB, and CloudWatch.
• Quality, Security & Observability: Ensures reliability through automated testing (xUnit/NUnit), secure API practices (OAuth, mTLS), and deep monitoring/alerting.
• DevOps & Automation: Creates fully automated CI/CD pipelines and production-ready workloads using Docker, Kubernetes, Terraform, and modern DevOps tooling.
• AI-Driven Delivery: Leverages AI tools to accelerate coding, testing, documentation, and solution design with a strong customer-centric engineering approach.

For more information, please call Bob Wallace at 02 9091 8212.

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