Backend Engineer - Java/Spring, High-Volume Transactions

JD.COM; Paris; On-site; EUR 71,000 - 106,000; Full time

Job summary

JD.com is seeking a skilled Java backend engineer to develop and maintain transaction-related services using Java and Spring Boot. You will build core business processes for order and transaction workflows, ensuring data consistency and system reliability across critical processes.

You will participate in requirements discussions, technical design, and code reviews, documenting solutions and best practices.

Qualifications

• 3+ years of experience in Java programming and Spring Boot.
• Experience building or maintaining core business systems.
• Experience working in structured development environments.
• Awareness of data protection, security, or compliance requirements in transaction systems
• Ability to communicate effectively in English and Chinese.

Responsibilities

• Develop and maintain transaction-related backend services using Java and Spring Boot.
• Build core business processes for order and transaction workflows.
• Ensure data consistency, system reliability, and correctness across critical business processes.
• Support stable operation of transaction systems under high concurrency.
• Participate in requirement discussions, technical design, and code reviews.
• Document and share technical solutions and best practices.
• Work onsite in London.

Education

Bachelor's degree in Computer Science or related field

Tools

Java

Spring Boot

Job description

JD.com is seeking a skilled Java backend engineer to develop and maintain transaction-related services using Java and Spring Boot. You will build core business processes for order and transaction workflows, ensuring data consistency and system reliability across critical processes.

You will participate in requirements discussions, technical design, and code reviews, documenting solutions and best practices.