Role description
Senior Agentic AI Engineer / AI Architect - multi-agent AI systems
London (4 Days Onsite)
6 month Contract (Inside IR35)
UST is seeking a Senior Agentic AI Engineer / Architect to design, build, and deploy enterprise-scale AI solutions powered by LLMs, Agentic AI, and Multi-Agent Systems.
This is a hands-on role for someone who has moved beyond PoCs and has successfully delivered production-grade AI applications at scale. You'll work closely with architects, engineers, and business stakeholders to solve complex challenges using the latest AI technologies.
What You'll Do
- Design and develop multi-agent AI systems using modern orchestration frameworks.
- Build intelligent workflows leveraging agent planning, reasoning, memory, tool usage, and task delegation.
- Deliver production-ready solutions using LLMs, RAG, and AI-powered automation.
- Develop secure, scalable Python services, APIs, and orchestration layers.
- Architect and optimise retrieval pipelines, vector search, embeddings, and knowledge systems.
- Implement AI observability, evaluation, guardrails, monitoring, and governance.
- Deploy and operate cloud-native solutions on AWS.
What We're Looking For:
- Proven experience building and deploying production-grade Generative AI or Agentic AI solutions.
- Strong Python software engineering and backend development expertise.
- Hands-on experience with multi-agent architectures and agent orchestration.
- Experience with frameworks such as:
- LangGraph
- CrewAI
- AutoGen
- Semantic Kernel
- OpenAI Agents SDK
- LlamaIndex
- Strong knowledge of:
- LLMs and Prompt Engineering
- RAG architectures
- Vector Databases and Embeddings
- APIs, Microservices, and Event-Driven Architectures
- Experience deploying enterprise AI solutions within AWS environments.
Highly Desirable:
- Experience architecting AI platforms at enterprise scale.
- Knowledge of AI evaluation frameworks, observability, and governance.
- Experience leading technical design and mentoring engineering teams.
- Exposure to Kubernetes, Docker, and MLOps practices.
If you've built real-world multi-agent systems and are passionate about taking Agentic AI into production, we'd love to hear from you.
Apply!
#UST
Skills
Generative AI, AI Governance, Solutioning, Compliance Management, Prompt Engineering, Stakeholder Management
About UST
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world’s best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients’ organizations. With over 30,000 employees in 30 countries, UST builds for boundless impact—touching billions of lives in the process.
