Site Reliability Engineer

Who We Are At JD.com, also known as JINGDONG, we are building one of the world’s most trusted technology and supply chain ecosystems. What started as a bold idea in China has evolved into a NASDAQ-listed, Fortune 44 global enterprise serving over 700 million active customers. Powered by advanced logistics, innovative technology, and a commitment to integrity, JD.com operates across retail, logistics, technology, property and more, creating solutions that make everyday life smarter, faster, and more connected.

Our Global Reach JD.com is expanding its international footprint through a digitally intelligent, cross-border supply chain and world-class logistics network, supported by platforms such as Joybuy, which brings trusted products to customers worldwide. Today, our teams operate across China, the U.S., U.K., Netherlands, France, Germany, Spain, Brazil, Hungary, Japan, South Korea, Australia, Thailand, Vietnam, Malaysia, Indonesia, Saudi Arabia, the UAE and beyond, reaching customers in every corner of the world.

Learn more about who we are and what we do: https://corporate.jd.com/

What We Offer Joining JD.com means becoming part of a company where people, innovation, and impact go hand in hand. We offer a competitive salary, a great location, and a supportive, people-first culture where your growth truly matters. With access to global projects, learning opportunities, and an inclusive environment that values every voice, you’ll have the space to shape the future with us.

About The Team You’ll be joining the JD.com team, which values collaboration, ownership, and a commitment to delivering high-quality results in a fast-paced, dynamic environment.

JD.com is seeking a passionate site reliability engineer who can ensure the stability of our eCommerce mobile apps and web apps in European countries such as the UK, France, Germany, and the Netherlands. In this role, you will be responsible for monitoring, incident management, automating deployments, scaling, reliability testing, incident post-mortems, and more. You will work closely with engineering and commercial teams globally to ensure a seamless, reliable user experience while balancing the demands of development speed and operational stability in a dynamic, international environment.

Key Responsibilities

• Monitor system performance data and receive alerts through monitoring tools, identify abnormal indicators, recognize system risks, and notify relevant colleagues to resolve issues.
• Perform emergency system recovery, execute related contingency plans, and minimize business losses.
• Address and resolve system issues and queries from local stakeholders.
• Collaborate with team members in other regions to ensure the stability of JD's European e-commerce platform system.
• Summarize system issues and solutions to continuously improve system stability.
• Work onsite in London, UK.

Minimum Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 3+ years of experience in DevOps, site reliability engineering (SRE), system stability assurance, operations and maintenance development, or related fields.
• Experience with common public cloud platform products (e.g., cloud hosting, cloud storage, object storage, CDN, etc.), and proficiency in containerization technologies such as Docker and Kubernetes.
• Familiarity with Linux operating systems and common commands, with scripting languages, Shell, Python, or Go.
• Knowledge of mainstream monitoring tools such as Prometheus, Grafana, and Zabbix.
• Experience in Java microservices architecture development or operations, with expertise in Java memory tuning and performance optimization.
• Experience with common middleware, including but not limited to MySQL, Kafka, ElasticSearch, and Redis.
• Effective communication in English.

Preferred Qualifications

• eCommerce or retail industry experience.