EPAM Systems
Senior AI Engineer / Data Scientist
Job Description
Salary: £54,000 - 94,000 per year
Requirements:- Bachelors or Masters in Computer Science, Data Science, or a related field with 4+ years experience, or a Ph.D. with relevant experience
- Strong engineering experience with Python, APIs, microservices, debugging, and code review
- Proven experience building and deploying Generative AI or Agentic AI applications in production
- Deep understanding of LLM concepts, RAG patterns, prompt design, and evaluation methodologies
- Experience with multi-agent orchestration frameworks such as LangGraph, CrewAI, AutoGen, and Semantic Kernel
- Familiarity with orchestration strategies like planner/executor and tool-calling workflows
- Knowledge of MCP, A2A protocols, and OpenAPI-based integration methods
- Strong experience with cloud environments, ideally Azure, including Azure OpenAI, AI Foundry, and AI Search
- Competence in containerized deployments, CI/CD, and MLOps tooling such as MLFlow and Airflow
- Experience with Microsoft Agent Framework and Azure AI Agent Service
- Knowledge of vector databases such as Pinecone, Weaviate, Qdrant, and Milvus
- Familiarity with guardrail and AI safety techniques, including output filtering and prompt injection defense
- Experience in distributed systems, event-driven architectures, and workflow engines
- Prior involvement in training, fine-tuning, or experimenting with foundation models
- Design, build, and deploy Generative AI and Agentic AI solutions from prototyping through production
- Develop and optimize multi-agent systems using frameworks such as LangGraph, CrewAI, AutoGen, and Semantic Kernel
- Implement orchestration patterns including planner/executor, supervisor/worker, and tool-calling workflows
- Design and build RAG pipelines, including embeddings, chunking, hybrid search, and retrieval evaluation for enterprise data grounding
- Develop orchestration engines supporting multi-step planning, delegation, and fallback paths for agent workflows
- Implement integration and communication patterns via MCP, A2A, OpenAPI, REST, and gRPC
- Build production-grade Python APIs and microservices integrating with enterprise systems and AI services
- Apply observability and monitoring solutions such as Langfuse, Arize, and Grafana to ensure system reliability
- Contribute to solution architecture, best engineering practices, and documentation
- Agentic AI
- AI
- Airflow
- Azure
- CI/CD
- Cloud
- Fine-tuning
- Grafana
- LLM
- Langfuse
- MCP
- MLflow
- MLOps
- OpenAPI
- Python
- RAG
- REST
- gRPC
- microservices
More:
We are looking for a Senior AI Engineer / Data Scientist to join our team in London, United Kingdom, in a hybrid working mode. This role is at the core of our Data & AI Practice and focuses on building state-of-the-art Generative AI, Agentic AI, and advanced data science solutions for real-world business problems. You will design and deliver production-ready AI applications that transform client capabilities across multiple industries, with the opportunity to work in a high-growth environment on cutting-edge challenges.
last updated 36 week of 2026
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About EPAM Systems
EPAM Systems
London
IT
Skills & Technologies
Inferred from job description
Salary Insight
£74,000
This role
£75,000
UK median
This salary is 1% below the UK median for Senior roles (£75,000/yr).
Based on 2024–2025 UK technology sector benchmarks