Senior Platform Engineer & Architecture Lead

Hong Kong Exchanges and Clearing Limited (HKEX); Greater London; On-site; GBP 120,000 - 180,000; Full time

Job summary

Hong Kong Exchanges and Clearing Limited (HKEX) in London seeks a Principal Engineer to drive technical direction, architecture, and delivery of complex software platforms. You will lead through hands-on engineering, mentor teams, and influence across engineering, product, operations, and security to build secure, scalable systems.

The role focuses on cloud-native design using Kubernetes, microservices, and robust DevOps practices, with strong emphasis on secure design and stakeholder

Qualifications

• University degree in Computer Science, Engineering, related STEM discipline, or equivalent practical experience.
• Significant hands-on software engineering experience in Java, building and operating distributed systems.
• Deep experience with microservices, APIs, event-driven architectures (Kafka) and integration patterns.
• Define and influence engineering strategy, architecture standards, and technical roadmaps.
• Design and build secure, cloud-native applications using modern engineering practices (Kubernetes)
• Strong knowledge of secure software development, including authentication, authorisation, encryption, and secure-by-design principles.
• Experience with Kubernetes, container platforms, and scalable production environments.
• Practical DevOps expertise across CI/CD, Infrastructure as Code, GitOps, automated testing, and deployment automation.
• Ability to lead technical design discussions, conduct reviews, and make pragmatic engineering decisions.
• Proven ability to work autonomously and drive initiatives from concept to delivery.
• Strong stakeholder management and communication skills, influencing both technical and non-technical audiences.

Responsibilities

• Lead technical direction, architecture, and delivery of complex software platforms.
• Provide hands-on engineering leadership, mentoring, and best practices across teams.
• Drive secure, scalable cloud-native design and production readiness.

Skills

Java

Microservices

APIs

Kafka

Kubernetes

CI/CD

Infrastructure as Code

GitOps

Secure SDLC

Technical leadership

Stakeholder mgmt

Python

Scala

OpenShift

Docker

Helm

SRE

Prometheus

Grafana

Education

Bachelor's degree in Computer Science

Tools

OpenShift

Docker

Kubernetes

Helm

Job description

Hong Kong Exchanges and Clearing Limited (HKEX) in London seeks a Principal Engineer to drive technical direction, architecture, and delivery of complex software platforms. You will lead through hands-on engineering, mentor teams, and influence across engineering, product, operations, and security to build secure, scalable systems.

The role focuses on cloud-native design using Kubernetes, microservices, and robust DevOps practices, with strong emphasis on secure design and stakeholder