Senior AI Engineer

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 lifecycle, 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 lifecycle, 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.

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Job Details

Company
Fruition Group
Location
Bolton, Greater Manchester, UK
Employment Type
Full-time
Posted