Job Role: Junior Full Stack Engineer (React + Java)
Location: Glasgow, Scotland
We are looking for a talented Junior Full Stack Engineer with strong expertise in building scalable, secure, and high-performance web applications. The ideal candidate has deep knowledge of front‑end (ReactJS) and back‑end (Java/Spring Boot) architecture and a passion for delivering seamless end‑to‑end user experiences and robust enterprise‑grade solutions.
Hybrid Working
The places you work will vary according to your role, your needs, and the business. It will be a blend of company offices, client sites, and your home; however, you will be unable to work from home 100% of the time.
Your Role
- Develop and maintain responsive and user‑friendly web applications using ReactJS and RESTful APIs in Java (Spring Boot or similar)
- Build reusable components and scalable front‑end architectures
- Collaborate with UI/UX designers to translate designs into high‑quality code
- Integrate front‑end components with RESTful APIs and back‑end services
- Optimize applications for maximum speed, performance, and scalability
- Ensure cross‑browser compatibility and mobile responsiveness
- Write clean, maintainable, and testable code following best practices
- Participate in code reviews and contribute to continuous improvement
- Troubleshoot and debug issues to improve application performance
- Stay updated with emerging front‑end technologies and frameworks
- Implement business logic, data processing, and back‑end services
- Ensure application security, performance, and scalability on the server side
- Integrate with databases, third‑party services, and enterprise systems
- Optimize application performance across both front‑end and back‑end layers
- Participate in system design discussions and contribute to solution architecture
Your Skills
- Bachelor’s degree in Computer Science, Engineering, or related field
- Strong proficiency in JavaScript (ES6+), HTML5, and CSS3
- Hands‑on experience with ReactJS, including Hooks, Components, and State Management
- Strong proficiency in Java and frameworks like Spring Boot / Spring MVC
- Experience with state management libraries such as Redux or Context API
- Familiarity with RESTful APIs and asynchronous programming
- Experience with version control systems like Git
- Understanding of responsive design and cross‑browser compatibility
- Familiarity with modern build tools such as Webpack, Babel, or Vite
- Basic understanding of testing frameworks (Jest, React Testing Library)
- Knowledge of back‑end design patterns and API design principles
- Experience with relational databases
- Experience integrating with external services and APIs
- Familiarity with CI/CD pipelines and deployment processes
- Understanding of tools such as JIRA, IntelliJ IDEA, GitLab, Docker
- Pub/sub middleware experience (e.g., Kafka, MQ)
- Experience in cloud services such as Lambda, Step Functions, and IAM
- Experience in enterprise design patterns and web architectures
Attorney Statement – Disability Confidence
Capgemini is proud to be a Disability Confident Employer (Level 2) under the UK Government’s Disability Confident scheme. We offer an interview to all candidates who declare they have a disability and meet the minimum essential criteria for the role.
Benefits – Make It Real
- Well‑being support through Mental Health Champions and wellness apps such as Thrive and Peppy
- Access to extensive training and development opportunities, including courses and external certifications from AWS, Microsoft, Harvard Manage Mentor, and cybersecurity qualifications
- Inclusive and ethical working culture, supported by Capgemini’s reputation as an ethical company recognised by Ethisphere for 13 consecutive years
