Senior Agentic AI Developer Perth, WA 6-12+ Month Contract

Your new company
Join a forward-thinking organisation at the forefront of AI innovation, delivering enterprise-grade Agentic AI solutions that drive real business outcomes. This is an opportunity to work on cutting-edge AI initiatives, building intelligent agent-based systems that leverage the latest AWS and generative AI technologies.
Your new role
As a Senior Agentic AI Developer, you will play a key role in designing, building and deploying enterprise AI agents and multi-agent solutions. You'll own features end-to-end, from design and development through to deployment and optimisation, while working closely with technical and business stakeholders. This role requires someone who embraces AI-assisted development tools but applies strong critical thinking and engineering judgement to evaluate, refine and improve AI-generated outputs. You'll contribute to the evolution of intelligent systems, prompt engineering strategies, evaluation frameworks and continuous improvement initiatives across the AI development lifecycle. Key Responsibilities

- Design, develop and deploy Agentic AI solutions within enterprise environments.
- Build and maintain AI agents using AWS-native and modern agent orchestration frameworks.
- Develop scalable solutions leveraging AWS Bedrock, AWS Fargate, Agent Core and Python.
- Create and optimise agent tools, skills and evaluation mechanisms.
- Own features end-to-end, from requirements through production deployment.
- Design, test and tune prompts for production-grade AI agents.
- Leverage AI coding assistants such as Kiro and similar tools to accelerate delivery while maintaining high engineering standards.
- Critically assess AI-generated outputs and apply a healthy level of scepticism to ensure quality, accuracy and reliability.




- Work with stakeholders to identify opportunities for improvement and deliver data-driven solutions.
- Investigate quality issues, analyse patterns, gather supporting data and implement improvements.

What you'll need to succeed

- Proven experience delivering multiple enterprise AI projects using Python.
- Hands-on experience with AWS Bedrock, AWS Fargate and Agent Core.
- Strong experience with AWS Strands Agents or similar agent orchestration frameworks such as Lang Chain.
- Demonstrated experience developing AI agents, agent tools, agent skills and evaluation frameworks.
- Practical prompt engineering experience, including examples of prompt tuning in production environments.
- Strong understanding of software engineering best practices and feature ownership.
- Experience using AI-assisted coding platforms such as Kiro.
- Ability to challenge assumptions and critically evaluate AI-generated outcomes.
- Strong analytical and problem-solving skills with a continuous improvement mindset.
Highly Desirable

- Experience with AG-UI.
- Knowledge of A2A (Agent-to-Agent) communication patterns.
- Experience building multi-agent systems.
- Exposure to Agentic RAG architectures and implementations.

What you'll get in return

- Opportunity to work on cutting-edge Agentic AI initiatives.
- Exposure to up-to-date AWS AI and agent orchestration platforms.
- Collaborative and innovative team environment.
- Competitive market rates.
- Initial 6-12 month contract with strong extension potential.

What you need to do now
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If this job isn't quite right for you, but you are looking for a new position, please contact us for a confidential discussion on your career.

📌 AI Specialist (Western Australia)
🏢 Hays
📍 Western Australia