Job title: Senior AI Engineer – .NET, Python & AWS

Experience: 7+ Years

Employment Type: Contract

Contract Duration: 6 Months (Extendable)

Location: Sydney

We are seeking an experienced Senior AI Engineer – .NET, Python & AWS with 7+ years of overall IT experience to design, develop and implement enterprise-grade software applications and AI-powered solutions.

The successful candidate will have strong software engineering fundamentals and hands-on experience in .NET backend development, Python, TypeScript, AI Agents, Prompt Engineering and AWS Cloud.

Key Responsibilities

- Design, develop and maintain scalable backend applications and services using C# and .NET.
- Develop AI-powered applications and intelligent agents using Python and relevant AI frameworks.
- Build and integrate application components using TypeScript.
- Design and implement AI agent workflows, orchestration and automation solutions.
- Develop, test and optimise prompts for Large Language Models (LLMs).
- Integrate AI solutions with enterprise applications, APIs and microservices.
- Design, deploy and maintain cloud-based applications and services on AWS.
- Ensure application performance, security, scalability and reliability.




- Collaborate with architects, developers and business stakeholders to deliver enterprise solutions.
- Support application testing, deployment and production operations.

Required Skills and Experience

- 7+ years of overall software development experience.
- Strong hands-on experience in C# and .NET backend development.
- Proficiency in Python and TypeScript.
- Practical experience designing and implementing AI Agents / Agentic AI solutions.
- Strong understanding and hands-on experience in Prompt Engineering and LLM integration.
- Proven experience developing and deploying applications using AWS Cloud.
- Experience with REST APIs, microservices and enterprise application integrations.
- Solid problem-solving, communication and technical collaboration skills.

Desirable Skills

- Microsoft Copilot Studio.
- Microsoft Dynamics 365 / Dynamics 365 Contact Centre.
- Azure OpenAI / Microsoft AI Foundry.
- Semantic Kernel.
- Retrieval-Augmented Generation (RAG) and Vector Search.
- Conversational AI, NLP and NLU.
- Multi-Agent Architectures.
- Microsoft Power Platform and Dataverse.

📌 Senior AI Engineer – .NET, Python & AWS (Sydney)
🏢 Recmatrix Consulting
📍 Sydney