Senior Java Developer

Company: The Nippon Telegraph and Telephone Corporation (NTT)
Apply for the Senior Java Developer
Location: London
Job Description:

Senior Java Developer (Hybrid: Remote + London, Canary Wharf)

Req ID: 352524

Competitive salary. We are seeking an experienced Senior Java Developer with strong expertise in Spring Boot, micro‑services architecture, CI/CD pipelines, and DevOps practices to design, develop, and maintain scalable, cloud‑native applications.

Key Responsibilities

  • Develop and maintain Java (Java 8+) applications using Spring Boot.
  • Design and implement micro‑services based architectures.
  • Build and expose RESTful APIs.
  • Implement and manage CI/CD pipelines for automated deployments.
  • Work with Docker and Kubernetes for containerized applications.
  • Ensure application performance, security, and scalability.
  • Perform code reviews and mentor junior developers.
  • Collaborate with cross‑functional Agile teams.

Experience & Qualifications

  • Several years of Java development experience – Core Java, Spring Boot, Spring MVC, JPA/Hibernate.
  • Micro‑services architecture & design patterns.
  • REST APIs.
  • CI/CD tools: Jenkins, GitLab CI, GitHub Actions.
  • DevOps: Docker, Kubernetes.
  • Cloud platforms: AWS, Azure, GCP.
  • Databases: MySQL, PostgreSQL, MongoDB.
  • Version control: Git.
  • Messaging: Kafka / RabbitMQ (good to have).
  • Security: OAuth2, JWT (good to have).
  • Experience with DevOps & CI/CD automation.
  • Experience in Agile/Scrum environment.

Benefits

You will enjoy a comprehensive, locally competitive benefits package.

Job Security

NTT DATA recruiters will never ask for payment or banking information.

Equal Opportunity Employer

NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. For more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.

Contact for Accessibility

NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-us. This contact information is for accommodation requests only and cannot be used to inquire about the status of applications.

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Posted: May 22nd, 2026