Full Stack Developer

W3Global; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

W3Global is seeking an experienced Full Stack Developer in London to design, develop, and maintain scalable web applications using Python and React.

You will build RESTful APIs, microservices, and cloud-native frontend solutions while collaborating with cross-functional teams in an Agile setting. The role is a 6-month contract, onsite, with full-time hours.

Qualifications

• Bachelors in CS or related field required.
• 5+ years of software development experience.
• Strong Python and web backend experience with REST APIs.

Responsibilities

• Design, develop, and maintain web applications using Python and React.
• Build scalable RESTful APIs and backend services.
• Develop responsive frontend interfaces using React.js.
• Collaborate with Product Owners, Architects, DevOps, and QA teams.
• Optimize performance, security, and scalability.
• Participate in code reviews and follow best practices.
• Work within Agile/Scrum environments.
• Troubleshoot and resolve production issues.

Skills

Python

React.js

REST APIs

Microservices

SQL

OOP

Cloud

Education

Bachelor's degree in Computer Science or related

Tools

FastAPI

Flask

Django

PostgreSQL

MySQL

MongoDB

Docker

Kubernetes

AWS

GCP

Azure

CI/CD

Job description

Required Skills

Backend

Position: Full Stack Developer

Location: London

Duration: 6 Months contract

5 days per week onsite work

We are looking for an experienced Full Stack Developer with strong expertise in Python and React.js to design, develop, and maintain scalable web applications. The ideal candidate should have hands‑on experience building microservices, REST APIs, cloud‑native applications, and modern frontend solutions.

Key Responsibilities

• Design, develop, and maintain web applications using Python and React.
• Build scalable RESTful APIs and backend services.
• Develop responsive and user‑friendly frontend interfaces using React.js.
• Collaborate with Product Owners, Architects, DevOps, and QA teams.
• Optimize application performance, security, and scalability.
• Participate in code reviews and ensure best coding practices.
• Work within Agile/Scrum development environments.
• Troubleshoot and resolve production issues.

Required Skills

Backend

• Strong experience with Python
• Experience with FastAPI, Flask, or Django
• REST API and Microservices development
• Object-Oriented Programming (OOP)
• SQL and database design

Frontend

• Strong knowledge of React.js
• JavaScript (ES6+), TypeScript
• HTML5, CSS3
• Redux, React Hooks
• Responsive UI development

Databases

• PostgreSQL, MySQL, SQL Server
• MongoDB (preferred)

Cloud & DevOps

• AWS, Azure, or GCP
• Docker and Kubernetes
• CI/CD pipelines
• Git/GitHub/GitLab

Good to Have

• Financial Services or Banking domain experience
• Experience with event‑driven architectures
• Kafka or RabbitMQ
• Terraform or Infrastructure as Code
• Unit testing frameworks (PyTest, Jest)

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 5+ years of software development experience.
• Excellent communication and stakeholder management skills.

Preferred Candidate Profile

• Strong problem‑solving and analytical skills.
• Experience working in enterprise‑scale environments.
• Ability to work independently and in cross‑functional teams.
• Exposure to Agile delivery methodologies.

Keywords:

Python, React.js, FastAPI, Flask, Django, TypeScript, AWS, Azure, Docker, Kubernetes, CI/CD, PostgreSQL, Microservices, REST APIs.