Lead Agentic AI Developer

Join Tata Consultancy Services, Asia Pacific and be part of an organization committed to sustainable development for our future. TCS follows the Tata group philosophy of building sustainable businesses that are rooted in the community and demonstrate care for the environment. Our unique values position us to combine a purpose-driven worldview with digital innovation, collaborating with customers, communities and governments to lead and shape innovative solutions for a sustainable future. TCS has been carbon neutral in its operations across 11 countries, 12 delivery centres and 18 offices in Asia Pacific since 2022. This is only the initial stage in TCS’ journey as we strive to achieve long-term net zero emissions by 2030. Corporate sustainability is embedded in our triple-bottom-line, focusing on people, the planet, and our purpose. Our offices are designed with eco-friendly features that significantly reduce our carbon footprint and enhance energy efficiency. We actively champion green initiatives, such as promoting paperless operations, implementing energy-efficient practices, and fostering employee engagement in sustainability efforts. When you become part of the TCS family, you will play an essential role dedicated to innovation, excellence, and crafting a brighter, greener future together. Join us and be a part of our mission to drive sustainability through technology and talent at Tata Consultancy Services, APAC today. Job Description: Role: Lead Agentic AI Developer Location : Sydney Lead the design and development of AI agents using Google Agentic Development Kit (ADK), defining agent architectures, tool integrations, and conversation flows ● Build and maintain backend services using FastAPI and FastMCP, implementing MCP (Model Context Protocol) servers that expose tools and capabilities to agents ● Plan, track, and progress development activities across the agentic AI and integration layers, managing the complete lifecycle of features from conception through to production delivery ● Architect and implement agent-to-service communication patterns, including SSE streaming, async workflows, and inter-layer integrations ● Articulate technical requirements for agent behaviors, tool definitions, and service integrations at a detailed level, creating testable specifications and acceptance criteria ● Coordinate testing activities for agent systems, including prompt validation, tool execution verification, and end-to-end conversation flows ● Manage delivery of integrations between the agentic layer, backend services, and frontend UI, ensuring robust error handling and observability ● Act as technical liaison between AI/ML stakeholders and engineering teams, translating business requirements into agent capabilities and service architectures ● Oversee platform maintenance including agent prompt tuning, service optimization, database migrations, and infrastructure updates ● Mentor developers on agentic AI patterns, Python async best practices, and MCP protocol implementations ● Drive observability and monitoring strategies for agent performance, tool execution latency, and system reliability Agentic AI & LLM Systems ● Experience in using Agentic Coding Assistants (such as Claud Code, Copilot, etc) ● Deep understanding of LLM-based agent architectures, including tool use, multi-turn conversations, and state management ● Proficiency with Google Agentic Development Kit (ADK) or similar agent frameworks (LangChain, AutoGen, CrewAI) ● Experience designing and implementing Model Context Protocol (MCP) servers and tools using FastMCP ● Strong prompt engineering skills and understanding of LLM capabilities, limitations, and safety considerations ● Knowledge of RAG (Retrieval Augmented Generation), semantic search, and vector database patterns Backend Engineering ● Expert-level Python 3.14+ development with modern async patterns (asyncio, async/await) ● Strong experience with FastAPI 0.115+ for building high-performance REST APIs and SSE streaming endpoints ● Proficiency with SQLAlchemy 2.0+ (async mode) and asyncpg for database operations ● Experience with database schema design, migrations (Alembic), and optimization for PostgreSQL 16+ ● Understanding of authentication/authorization patterns (JWT, OAuth2) ● Familiarity with httpx for async HTTP client operations Cloud & Infrastructure ● Experience with Google Cloud Platform (GCP): Cloud SQL, Cloud Storage, IAM, and containerized deployments ● Proficiency with Docker and Docker Compose for local development and service orchestration ● Understanding of CI/CD pipelines, automated testing, and DevOps practices ● Knowledge of observability tools (structured logging, metrics, tracing) and telemetry patterns Full-Stack Collaboration ● Functional understanding of TypeScript, Next.js 16 (App Router), and React to collaborate with frontend teams ● Experience designing APIs consumed by modern frontend frameworks (REST, SSE, WebSocket) ● Ability to work across the full stack, understanding how agent outputs drive dynamic UI behaviors Top Reasons to Join Our Team at TCS Australia Attractive compensation & rewards We offer a highly competitive salary package aligned with the Australian market, complemented by performance-based incentives, recognition programs, and comprehensive employee benefits. Your achievements are celebrated, and your contributions truly matter. Global exposure with local impact At TCS, you’ll work with leading Australian enterprises across diverse industries while collaborating with our global network of experts. This means access to world-class practices, transformative technologies, and the chance to shape solutions that have a real impact — locally and globally. Empowering leadership & supportive environment Our leadership team is committed to helping you succeed. We encourage initiative, reward innovation, and provide a collaborative environment where your ideas are heard and valued. Long-term career growth We believe in careers, not just jobs. With continuous learning, certification support, career mobility, and clear progression pathways, TCS empowers you to grow and evolve — whether you want to deepen your expertise, explore new domains, or take on leadership roles. Inclusive, collaborative culture Diversity, inclusion, and respect are central to who we are. At TCS Australia, you’ll join a workplace where collaboration thrives, individuality is valued, and everyone can contribute to meaningful outcomes. Continuous learning & cutting-edge innovation We invest heavily in your development, offering structured learning programs, global certifications, leadership development, and opportunities to work with emerging technologies. You’ll be part of an environment that constantly challenges and expands your capabilities. A Great Fit for the TCS Culture We’re looking for people who are: Passionate about technology and transformationDriven by curiosity, innovation, and continuous learningExcited to work in a collaborative, purpose-driven environmentMotivated by delivering real impact for clients, communities, and societyOur core values — Integrity, Excellence, Responsibility, Pioneering Spirit, and Unity — shape how we work and how we grow together. The TCS Community in Australia and Beyond Global strength: Over 600,000+ associates in 55+ countries, united by a shared purpose — to innovate and make a difference.Local presence: A trusted partner to Australia’s leading enterprises across financial services, government, retail, healthcare, telecom, and more.Social impact: Deeply committed to sustainability, digital inclusion, and community engagement initiatives in Australia and around the world.Empowered workplace: We foster a culture where diversity, equity, and accessibility are integral to how we operate.We don’t just imagine a better future — we help build it. About TCS Tata Consultancy Services (TCS) is a global leader in IT services, consulting, and business solutions. We have partnered with many of the world’s largest organisations to help them transform their businesses, operating models, and technology ecosystems. Learn more at www.tcs.com. Equal Opportunity Employer TCS is an equal opportunity employer. All qualified applicants will be considered without regard to race, colour, religion, gender, gender identity, sexual orientation, national origin, disability, veteran status, or any other characteristic protected by applicable law. Note: Compensation details are accurate as of this posting and may be adjusted in line with Australian laws and market conditions. Applicants may be asked to attend interviews in person or via video conference and present valid identification during the process.