Senior Full Stack Developer

Description:

Senior Full Stack Developer (React, Python & Azure AI)

Location: London/ Hybrid
Start: ASAP

About the Opportunity

We are seeking an experienced Senior Full Stack Developer to join a cutting-edge programme focused on delivering AI-powered solutions on Microsoft Azure.

This initial workstream is dedicated to building an Agentic AI capability using Python and Azure technologies, working closely with business stakeholders to define the technical foundation, architecture, and product direction for a wider enterprise AI programme.

This is an exciting opportunity to work on innovative AI initiatives, cloud-native applications, and large-scale data-driven solutions while helping shape future platform capabilities.

The Role

As a Senior Full Stack Developer, you will play a key role in designing, developing, and deploying modern web applications that integrate with AI-powered services and large-scale distributed systems.

You will collaborate with cloud engineers, architects, data specialists, and AI teams to deliver scalable, secure, and high-performing solutions in Azure environments.

Key Responsibilities

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 within 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 to ensure reliable and repeatable deployments
Collaborate closely with architecture, cloud, and AI teams to deliver production-ready solutions
Drive performance optimisation, observability, scalability, and application reliability

Required Skills & Experience

Essential

Extensive experience as a Senior Full Stack Developer
Strong expertise in:
React
JavaScript / TypeScript
Python
Deep understanding of modern React development:
Hooks
State management
Component architecture
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

Azure AI Services
Azure OpenAI
Agentic AI frameworks
Azure Container Apps
Azure Kubernetes Service (AKS)
Infrastructure as Code
Experience with AWS cloud platforms
Exposure to enterprise-scale AI transformation programmes

What You'll Be Working On

AI-powered enterprise applications
Agentic AI and intelligent workflow solutions
Azure cloud-native platforms
Large-scale data processing and visualisation solutions
Production-grade deployment pipelines
Modern React front-end architectures

Ideal Candidate

You are a hands-on Senior Engineer who enjoys solving complex technical challenges and building products that deliver real business value. You have strong cloud deployment experience, enjoy working with modern web technologies, and are excited by the opportunity to work at the forefront of AI and Azure innovation.

Interested?

If you have strong experience with React, Python, Azure cloud technologies, AI integrations, and modern full-stack development, we'd love to hear from you. Apply now to be part of a pioneering AI programme shaping the future of enterprise solutions.

GCS is acting as an Employment Business in relation to this vacancy