Senior Data Engineer
Cognizant
Burgess Hill, UK
14 days ago
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Role details
Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Working hours
Regular working hours
Job source
Tech stack
JavaScript (Programming Language)
Application Programming Interfaces (APIs)
Artificial Intelligence
Applications Architecture
Business Logic
Software Applications
Application Performance Management
HTML5
Microsoft Azure
Cascading Style Sheets (CSS)
Software Quality
Software Debugging
+20 more
Software Design Patterns
Recommender Systems
Ui Patterns
OpenAI
Microsoft Copilot
Responsive Web Design
Software Engineering
Systems Integration
TypeScript
Web Applications
Cloud Platform System
Chatbots
ReactJS
Large Language Models
Prompt Engineering
Backend
Agentic-AI
AI Platforms
Web Technologies
Front End Software Development
Job description
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., * 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.
Requirements
- 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.
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