Senior Data Engineer

Role: Senior Data Engineer - AI/LLM Applications

Location: Burgess Hill (3 days a week)

Employment: Fulltime

Role Overview

We are seeking a Data Engineer with experience in modern web technologies and AI/LLM integration to develop scalable applications and intelligent solutions. The role will focus on building interactive user interfaces, integrating AI capabilities and delivering AI-powered applications, including chatbots, assistants and intelligent workflows.

Key Responsibilities

• Develop responsive and scalable applications using React.js, TypeScript, HTML5, CSS3 and JavaScript.
• Build reusable UI components and implement modern frontend development patterns.
• Integrate AI/LLM technologies, including OpenAI, Azure OpenAI, Microsoft Copilot and agentic AI frameworks, into web applications.
• Design and develop AI-powered chatbots, virtual assistants, recommendation engines and intelligent workflows.
• Collaborate with backend teams to integrate AI services, APIs and business logic.
• Implement prompt engineering, AI response handling and conversational user interfaces.
• Optimise application performance, scalability, security and reliability.
• Participate in architecture discussions and contribute to AI solution design.
• Troubleshoot, debug and maintain production applications, ensuring code quality and operational stability.

Essential Skills and Experience

• Strong experience with React.js, TypeScript and JavaScript.
• Proficiency in HTML5, CSS3 and responsive web application development.
• Experience building reusable UI components and implementing modern frontend design patterns.
• Experience integrating AI/LLM solutions, such as OpenAI, Azure OpenAI, Microsoft Copilot or agentic AI frameworks.
• Understanding of chatbot development, AI assistants, recommendation engines and intelligent workflows.
• Experience with prompt engineering, LLM response handling and conversational interfaces.
• Ability to collaborate with backend teams to integrate AI services and business logic.
• Strong understanding of application performance optimisation, scalability, security and production troubleshooting.

Desirable Skills

• Experience deploying AI-enabled applications in cloud environments.
• Familiarity with agentic AI architectures and intelligent workflow automation.
• Experience contributing to application architecture and AI solution design.