Principle AI Engineer (.Net/API/AI)

Synechron; Sydney; On-site; AUD 120,000 - 180,000; Full time

Job summary

Synechron is seeking engineers who blend strong software engineering foundations with practical AI to build and operate production-grade conversational platforms at scale. Candidates will work across React/TypeScript, C#/.NET, APIs and microservices, with cloud-native development on Azure/AWS and a focus on DevSecOps, CI/CD, automated testing and production support.

Experience delivering LLM-powered and Agentic AI solutions, plus strong skills in RAG, prompt engineering and knowledge retrieval,

Qualifications

• Hands-on building APIs, services, AI workflows and conversational experiences.
• Strong focus on .NET, cloud, integration, testing and operational excellence.
• Building AI agents and conversational applications.
• API/tool integration and enterprise system orchestration.
• RAG, prompt engineering, vector search and knowledge retrieval.
• Conversational AI, including intent classification, NLU/NLP, entity extraction and context management.
• Human-in-the-loop workflows, escalation patterns and AI guardrails.
• Agent observability, evaluation, reliability and performance monitoring.

Skills

React/TypeScript

C#/.NET

APIs & microservices

Cloud-native

DevSecOps

CI/CD

Automated testing

Production support

LLM AI

Agentic AI

RAG & vector search

Knowledge retrieval

Prompt engineering

Conversational AI

Observability & monitoring

Job description

Synechron is a leading global digital consulting firm, providing innovative technology solutions for business. Our expertise in AI, Consulting, Data, Digital, Cloud & DevOps and Software Engineering, delivers customized, end-to-end solutions that drive business value and growth.

We are seeking Engineers who combine strong software engineering foundations with practical AI/Agentic AI experience to build and operate production-grade conversational and customer interaction platforms at scale

Candidates should bring strong software engineering fundamentals across React/TypeScript, C#/.NET, APIs, microservices, cloud-native development (Azure/AWS), DevSecOps, CI/CD, automated testing and production support, combined with practical experience delivering LLM-powered and Agentic AI solutions.

Skills:

• Hands-on building APIs, services, AI workflows and conversational experiences
• Strong focus on .NET, cloud, integration, testing and operational excellence
• Building AI agents and conversational applications
• API/tool integration and enterprise system orchestration
• RAG, prompt engineering, vector search and knowledge retrieval
• Conversational AI, including intent classification, NLU/NLP, entity extraction and context management
• Human-in-the-loop workflows, escalation patterns and AI guardrails
• Agent observability, evaluation, reliability and performance monitoring

Highly desirable experience includes:

• Dynamics 365 Contact Centre
• Voice Bots, IVR, PSTN and contact-centre routing
• Agent testing, synthetic conversations and Responsible AI
• Multi-agent architectures, Power Platform and Dataverse
• Enterprise-scale architecture, governance, guardrails and technical strategy
• Deep experience designing and delivering AI-powered platforms