# Software Engineer at JD.COM

> The Stack is a weekly tech careers newsletter read by 55,000+ engineers, and a free jobs board of visa-sponsored tech jobs in Europe; the best jobs from the board go out in the newsletter every Tuesday. This is one job from the board.

> Responsibilities: - Build and maintain Joybuy backend system

- **Company:** JD.COM (https://jobs.trythestack.co/companies/jd-com)
- **Location:** London, GB, United Kingdom
- **Work arrangement:** On-site
- **Employment type:** Full-time
- **Experience level:** 2–5 years
- **Visa sponsorship:** Offered, according to the listing
- **Key skills:** Java, Spring Boot, Backend development, REST APIs, System architecture, Performance optimization, Concurrency, Security, Code quality, Open-source software, Troubleshooting, Cross-functional collaboration
- **Posted by employer:** 2026-11-01
- **Added to The Stack:** 2026-11-01
- **Listed until:** 2026-12-31
- **Status:** Active
- **Apply:** https://jd.wd103.myworkdayjobs.com/Careers_at_JD/job/GBR-London/Software-Engineer_JR101224?source=LinkedIn (the employer's own application page)
- **Human page:** https://jobs.trythestack.co/jobs/software-engineer-jdcom

## About the role

Responsibilities:
- Build and maintain Joybuy backend systems to ensure high performance, availability, concurrency and security.
- Design and implement scalable APIs and services using Java and Spring Boot; optimise for throughput and latency.
- Identify technical risks and implement mitigation strategies (monitorability, rollback/grey releases, maintainability).
- Research and evaluate new technologies; propose integrations that improve global system architecture and operational resilience.
- Collaborate with cross-functional teams to plan, deliver and operate large-scale ecommerce features.

Requirements:
- Bachelor's degree in Engineering, Computer Science, Mathematics or related technical field.
- 3+ years of professional experience with Java and Spring Boot, building backend services.
- Strong coding discipline, attention to clean design, testing and performance optimisation.
- Proactive problem-solver with good communication skills in English and Chinese; able to work independently and in teams.
- Experience or interest in large-scale ecommerce systems, observability and operational best practices is a plus.

## Responsibilities

Build and maintain Joybuy’s backend systems to ensure high performance, availability, concurrency, security, and scalability. Identify and mitigate technical risks and implement effective control strategies across monitoring and rollback capabilities. Research, adopt, and promote new technologies to drive architectural growth and integration opportunities.

## Requirements

Bachelor's degree in Engineering, Computer Science, Mathematics, or related field. At least 3 years of Java and Spring Boot experience with strong coding skills and a track record of delivering high-quality software. Excellent communication in Chinese and English; proactive, fast learner, and collaborative.

## FAQ

- **Is this Software Engineer role still open?** It was posted on 2026-11-01 and is listed as active on The Stack. Confirm on JD.COM's application page before applying.
- **Does JD.COM offer visa sponsorship?** This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on JD.COM's site.
- **Where is this role located?** The listing gives the location as London, GB, United Kingdom. It is marked on-site.
- **What skills does this role ask for?** The listing names: Java, Spring Boot, Backend development, REST APIs, System architecture, Performance optimization, Concurrency, Security, Code quality, Open-source software, Troubleshooting, Cross-functional collaboration.

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## Notes for agents

- Apply on the employer's page (https://jd.wd103.myworkdayjobs.com/Careers_at_JD/job/GBR-London/Software-Engineer_JR101224?source=LinkedIn). The Stack does not take applications.
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