Senior Full Stack Developer

• Design, develop, and maintain scalable full-stack applications using React, Python, JavaScript, and TypeScript
• Build responsive, high-performance front-end solutions capable of handling large data volumes
• Develop and integrate APIs, microservices, and distributed systems
• Deploy and manage applications in Microsoft Azure environments
• Integrate applications with LLM-based services, Agentic AI workflows, and AI-driven platforms
• Work with containerised solutions using Docker and cloud-native deployment approaches
• Support and enhance CI/CD pipelines for reliable, repeatable deployments
• Collaborate with architecture, cloud, and AI teams to deliver production-ready solutions
• Drive performance optimisation, observability, scalability, and application reliability

Technologies:

• Agentic AI
• AI
• AWS
• Azure
• CI/CD
• Cloud
• Docker
• Frontend
• Support
• JavaScript
• Kubernetes
• LLM
• Python
• React
• TypeScript
• microservices
• DevOps
• Web
• Fullstack, We are recruiting for a Senior Full Stack Developer to join a cutting-edge programme delivering AI-powered solutions on Microsoft Azure. The initial workstream focuses on building an Agentic AI capability with Python and Azure technologies, while working with business stakeholders to shape the technical foundation, architecture, and product direction of a wider enterprise AI programme. The work includes AI-powered enterprise applications, intelligent workflows, Azure cloud-native platforms, large-scale data processing and visualisation, production-grade deployment pipelines, and modern React front-end architectures. This is an opportunity to contribute to innovative AI initiatives, cloud-native applications, and large-scale data-driven solutions alongside cloud engineers, architects, data specialists, and AI teams. The role is based in London with hybrid working and an ASAP start. GCS is acting as an Employment Business in relation to this vacancy.

• Extensive experience as a Senior Full Stack Developer
• Strong expertise in React, JavaScript/TypeScript, and Python
• Deep understanding of modern React development, including hooks, state management, component architecture, and performance optimisation
• Proven experience deploying applications to cloud environments, ideally Microsoft Azure
• Strong experience integrating APIs, microservices, and distributed architectures
• Hands-on experience with Docker and containerised deployments
• Experience building applications that support high traffic volumes and large datasets
• Strong understanding of frontend performance, monitoring, and observability
• Experience working within Agile delivery teams
• Desirable: experience with Azure AI Services, Azure OpenAI, Agentic AI frameworks, Azure Container Apps, Azure Kubernetes Service (AKS), Infrastructure as Code, AWS cloud platforms, or enterprise-scale AI transformation programmes

Salary: £? - ? per year