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Software Engineer
Software Engineer (International Core Systems)
At JD.com, also known as JD.com, we are building one of the world’s most trusted technology and supply chain ecosystems. Our value stems from serving over 700 million active customers across global markets, including the U.S., U.K., Netherlands, France, Germany, Spain, Brazil and beyond. Guided by digital intelligence and advanced logistics, we create solutions that enhance everyday life with speed, convenience, and innovation.
About the Role
The ideal candidate will build, operate, and improve JD’s international core systems supporting the operation centres in Europe. Leading architecture and development, you’ll drive critical technical initiatives to ensure high performance, security, availability, and scalability for product listings, inventory, and supply chain management. Your expertise will help transform multi-country systems across UK, France, Germany, and the Netherlands.
We seek a passionate Software Engineer to work onsite in London, UK.
Key Responsibilities
- Lead technical architecture decisions, ensuring systems meet high standards for performance, availability, concurrency, security, and scalability across international platforms.
- Design, implement, and optimize large-scale backend systems using Java and Spring Boot, establishing engineering best practices and reusable technical frameworks for global operations.
- Drive complex system architectures while maintaining architectural quality through coding, continuous performance evaluation, and optimization.
- Oversee integration and maintainability of global infrastructure, ensuring seamless connectivity between e-commerce, logistics, and supply chain systems.
- Assess and mitigate technical risks, including strategies for monitorability, maintainability, grey releases, and rollbacks.
- Research and adopt emerging technologies that enhance global scalability and interoperability within JD’s architecture.
- Provide technical mentorship, nurture team collaboration, and refine engineering best practices.
- Work closely with suppliers, merchandisers, and product management to deliver scalable, secure, and globally integrated solutions.
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About the Team
Joining JD.com offers access to a fast-paced, people-first culture with opportunities for global cross-team collaboration, skill development, and career growth. Your input directly shapes technological advancements in a trusted and innovative ecosystem.
Responsibilities Elaborated
- Collaborate with European teams to enhance e-commerce platforms, supply chain, and data layer resilience.
- Build and optimize big-data pipelines for fulfillment and logistics intelligence.
- Work in a cross-border tech environment that experiences up to 50M+ requests per second during peak traffic.
Requirements
Minimum Qualifications
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Educational: Bachelor’s degree in Engineering, Computer Science, Mathematics, or a related field.
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Technical Experience:
- 5+ years in backend development with Java expertise, including JVM fundamentals, concurrency, multithreading, and performance tuning.
- Large-scale architecture experience in complex e-commerce systems, preferably with international multi-country deployments.
- Proven expertise in server-side languages (e.g., Java, Spring Boot) and middleware like MySQL, Redis, Kafka, with distributed systems design in high-availability, high-concurrency environments.
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- Soft Skills & Mindset:
- Coding standards excellence, with passion for technology and open-source contributions.
- Strong problem-solving orientation, analytical and learning mindset.
- Leadership ability in facilitating effective communication among teams; fluent bilingual (Chinese and English) required.
Preferred Qualifications
- Experience in logistics, supply chain, and fulfillment systems.
- Hands-on experience with cross-border e-commerce operations.
Why JD.com?
- Global Impact: Contribute to systems shaping every corner of the world’s economy.
- Career Growth: participation in large-scale projects with real-world influence on customers.
- Culture: Collaborative teams that value diversity and innovation.
- Diversity & Inclusion: JD.com is an equal opportunity employer, committed to inclusivity and fairness in recruitment decisions.
Apply now — link to application page for a role that challenges, inspires, and shapes your future in technology.
Visit JD.com to learn more about our mission, today and tomorrow.
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