E‑Commerce Risk & Compliance Software Engineer

Joybuy; Greater London; On-site; GBP 90,000 - 120,000; Full time

Job summary

Joybuy is seeking a senior software architect to lead the design and implementation of its international risk control and compliance system, ensuring high performance, concurrency, low latency, high availability, and scalable growth.

You will drive system stability, cost optimization, and continuous improvement, translate complex business scenarios into robust technical solutions, and mentor the team through knowledge sharing and collaborative ownership.

Qualifications

• Bachelor's degree in Computer Science or related field, full-time enrollment preferred.
• Proficient in Java and Spring/MyBatis; strong cross-technology adaptability.
• Deep understanding of distributed architectures and messaging systems (Kafka/RabbitMQ).
• Familiar with AI agent frameworks and large AI model applications, incl. LLMs, prompt engineering, memory management, RAG, knowledge graphs, SFT.

Responsibilities

• Lead the technical architecture design and implementation of risk control and compliance systems.
• Drive system stability initiatives and cost optimization with continuous improvement.
• Develop understanding of business scenarios, contribute to technical solution design, and resolve complex challenges.
• Collaborate to elevate technical capabilities through knowledge sharing and exchange.
• Track technologies and emerging trends; provide technical support for business innovation.

Skills

Java

Spring

MyBatis

Distributed architecture

Kafka

RabbitMQ

Redis

Memcached

AI frameworks

LLMs

Prompt engineering

Memory management

RAG

Knowledge graphs

SFT

Education

Bachelor's degree in Computer Science

Tools

Kafka

RabbitMQ

Redis

Memcached

Job description

Joybuy is seeking a senior software architect to lead the design and implementation of its international risk control and compliance system, ensuring high performance, concurrency, low latency, high availability, and scalable growth.

You will drive system stability, cost optimization, and continuous improvement, translate complex business scenarios into robust technical solutions, and mentor the team through knowledge sharing and collaborative ownership.