Senior AI Engineer at NowVertical

Setup: Hybrid
Location: London, England
Type: Full-time
Level: Senior
Posted: Jun 29, 2026

Description

NowVertical is seeking a Senior AI Engineer to design, build, and scale agentic AI systems powered by large language models (LLMs). This hands-on role involves taking technical ownership of complex AI workstreams, mentoring junior engineers, and contributing to the AI platform strategy. The engineer will architect and deploy production-grade AI systems, focusing on multi-agent orchestration, RAG pipelines, and tool-augmented reasoning workflows across various cloud environments.

Required Skills

Google AI SDKs
LangGraph
CrewAI
RAG pipelines
tool-augmented reasoning workflows
Vertex AI Model Garden
Azure AI Studio
reusable AI microservices
agent frameworks
standardised APIs
model routing
centralised observability
safety filters
engineering standards and best practices
Deploy and manage agent-based systems on GCP, Azure, and/or AWS
Implement comprehensive monitoring and observability using Vertex AI Inspector, LangSmith, or Azure Monitor
incident response and post-mortems for production AI system failures
technical leadership
code review
design discussions
pair programming
architecture and approach
agentic AI landscape
next-generation software architectures
cloud platforms
ambiguity in a fast-moving consultancy environment

Additional Information

Required Previous Experiences: 5-8 years of software engineering experience with at least 3 years focused on LLM-based or AI systems in production.
Proven track record building and shipping RAG pipelines, autonomous agents, and multi-step reasoning chains.
Strong hands-on experience with Google AI SDKs, Vertex AI, and/or Azure AI services.
Deep proficiency in orchestration stacks: LangGraph, CrewAI, LlamaIndex, Haystack, or comparable frameworks.
Expert-level Python; strong backend development skills (FastAPI, Go, or Node.js).
Preferred Qualifications: Vector databases: Vertex AI Vector Search, Azure AI Search, Pinecone, or Weaviate.
Data pipelines: BigQuery, Pub/Sub, Azure Synapse.
ETL/ELT experience preparing unstructured data for RAG and fine-tuning.

About NowVertical

NowVertical

data & AI201-500

We leverage data, AI, and analytics to drive business outcomes. Expertise in Google Cloud, AWS, Azure, Snowflake. 2025 Google Cloud Partner of the Year.

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