Senior AI Engineer

Fruition Group
Manchester, United Kingdom
3 days ago

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Working hours
Regular working hours
Languages
English
Experience level
Senior

Job location

Manchester, United Kingdom

Tech stack

LTE (Telecommunication)
Artificial Intelligence
Cloud Computing
Databases
Computer Data Storage
Graph Database
Python
PostgreSQL
Systems Integration
Data Ingestion
Large Language Models
Multi-Agent Systems
Prompt Engineering
FastAPI
Celery
Api Design
Docker

Job description

Location: Manchester, UK Please note: This role is based in Manchester and no visa sponsorship is available. Role Overview

We are looking for an experienced AI Engineer to design, build, and scale advanced AI-driven systems. You will play a key role across the full AI life cycle, working with modern LLM frameworks, retrieval-augmented generation (RAG), and agentic workflows to deliver production-ready, business-critical solutions.

You'll collaborate closely with cross-functional teams, contribute to technical strategy, and support the growth of a high-performing engineering function. Key Responsibilities

  • Design, architect, and optimise AI-driven systems with a focus on scalability, performance, and reliability.
  • Implement vector and graph database solutions, including retrieval-augmented generation (RAG) architectures, for efficient information storage and retrieval.
  • Develop agentic reasoning workflows using frameworks such as LangChain or LlamaIndex.
  • Own the full AI life cycle, including data ingestion, embedding, extraction, synthesis, prompt engineering, and workflow orchestration.
  • Deploy, monitor, and maintain AI models in Docker-based, containerised environments.
  • Work closely with stakeholders and cross-functional teams to ensure AI solutions align with business objectives and deliver measurable value.
  • Contribute to internal knowledge sharing and mentor junior engineers within the team.

Skills and Experience

Required

  • Strong experience with Python-based frameworks, including:
  • FastAPI for API development
  • Celery for background task management
  • PostgreSQL for database solutions
  • Hands-on experience with vector and graph databases and RAG-based architectures.
  • Experience working with agentic and orchestration frameworks such as LangChain or LlamaIndex.
  • Solid understanding of large language models (LLMs), embeddings, and prompt engineering techniques.

Highly Desirable

  • Experience designing multi-agent systems or autonomous workflows.
  • Practical experience deploying containerised, cloud-native tools using Docker.
  • Experience with advanced retrieval-augmented generation techniques, including:
  • TAG (Tool-Augmented Generation): Integrating external tools to enhance model capabilities.
  • CAG (Context-Aware Generation): Leveraging dynamic context to improve relevance and coherence.
  • GraphRAG (Graph-Augmented Retrieval-Augmented Generation): Using graph-based structures to enhance retrieval and reasoning.

Core Competencies

  • Stakeholder Engagement: Works effectively with cross-functional teams to align AI capabilities with business goals and deliver meaningful outcomes.
  • Collaboration & Teamwork: Contributes to a growing engineering team, sharing knowledge and mentoring junior engineers.
  • Adaptability: Thrives in a fast-paced, evolving environment, adjusting approaches as tools, systems, and requirements change.
  • Continuous Improvement: Designs, optimises, monitors, and maintains AI systems to ensure long-term performance, scalability, and reliability.
  • Innovation: Develops and implements advanced AI architectures, including agentic workflows, vector and graph databases, and RAG techniques.
  • Resilience: Manages end-to-end AI delivery, from deployment through monitoring and maintenance, ensuring stability in production.
  • Future-Focused Mindset: Builds cloud-native, scalable AI solutions using modern frameworks to support the long-term evolution of next-generation applications.

Requirements

Required

  • Strong experience with Python-based frameworks, including:
  • FastAPI for API development
  • Celery for background task management
  • PostgreSQL for database solutions
  • Hands-on experience with vector and graph databases and RAG-based architectures.
  • Experience working with agentic and orchestration frameworks such as LangChain or LlamaIndex.
  • Solid understanding of large language models (LLMs), embeddings, and prompt engineering techniques.

Highly Desirable

  • Experience designing multi-agent systems or autonomous workflows.
  • Practical experience deploying containerised, cloud-native tools using Docker.
  • Experience with advanced retrieval-augmented generation techniques, including:
  • TAG (Tool-Augmented Generation): Integrating external tools to enhance model capabilities.
  • CAG (Context-Aware Generation): Leveraging dynamic context to improve relevance and coherence.
  • GraphRAG (Graph-Augmented Retrieval-Augmented Generation): Using graph-based structures to enhance retrieval and reasoning.

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