Capgemini

Lead Java Fullstack Developer - London, UK

Capgemini
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6 days ago
London, United KingdomStaff+
H1B Sponsor

Responsibilities

  • Lead development of responsive web applications using HTML, CSS, JavaScript, React.js, Redux, Node.js, and Jest.
  • Design and develop backend microservices using Java, Spring Boot, JPA, Hibernate, REST APIs, and Microservices architecture.
  • Write unit and integration tests and ensure code quality using TDD practices and tools including JUnit, Mockito, Cucumber, and Selenium.
  • Work with SQL databases, preferably MS SQL Server, and optimize database performance and queries.
  • Implement and maintain CI/CD pipelines for automated build, testing, and deployment processes.
  • Participate in design, development, testing, and deployment activities within Agile/Scrum teams.

Requirements

  • Strong expertise in HTML, CSS, JavaScript, React.js, Redux, Node.js, and Jest.
  • Extensive experience with Java, Spring Boot, JPA, Hibernate, REST APIs, Microservices, JUnit, and Mockito.
  • Good knowledge of SQL, preferably MS SQL Server, cloud platforms, and messaging technologies.
  • Hands-on experience with Jira, Confluence, Bitbucket, GitLab, Nexus, SonarQube, Veracode, Maven, and NPM.
  • Strong understanding of Test-Driven Development, CI/CD pipelines, and automated testing tools such as Cucumber and Selenium.
  • Experience working in Agile/Scrum teams across design, development, testing, and deployment.

Benefits

  • Hybrid working across company offices, client sites, and home, with no option to work from home 100% of the time.
  • Wellbeing support including Mental Health Champions and wellbeing apps such as Thrive and Peppy.
  • Training and development opportunities including think tanks, hackathons, access to 250,000 courses, and external certifications.
  • Access to learning resources and certifications from AWS, Microsoft, Harvard ManageMentor, and cybersecurity programs.
  • Inclusive employer commitments under the UK Disability Confident scheme.

Tech Stack

AWSCSSCucumberHTMLJavaJavaScriptJestJUnitMavenMicrosoft SQL ServerNode.jsnpmReactReduxSeleniumSonarQubeSpring BootSQL
Capgemini

About Capgemini

10,000+ employees

Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value. We imagine the future of organizations and make it real with AI, technology and people. With our strong heritage of nearly 60 years, we are a responsible and diverse group of 420,000 team members in more than 50 countries. We deliver end-to-end services and solutions with our deep industry expertise and strong partner ecosystem, leveraging our capabilities across strategy, technology, design, engineering and business operations. The Group reported 2025 global revenues of €22.5 billion. Make it real | www.capgemini.com

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