Senior Java & AWS Cloud Architect

LSEG; Nottingham; On-site; GBP 110,000 - 140,000; Full time

Job summary

London Stock Exchange Group (LSEG) is seeking an experienced Application Architect to partner with the World-Check One Risk Engineering team. You will lead the design of scalable, secure financial software solutions, guide cloud-native implementations, and drive architecture decisions across teams.

The role requires deep expertise in distributed systems, cloud services (AWS), and strong communication with senior stakeholders.

Qualifications

• Experience in architecting highly scalable distributed systems.
• Strong Java/Python/JavaScript skills and API design expertise.
• Hands-on experience with AWS and cloud-native patterns.
• Knowledge of GDPR, security, and compliance considerations.

Responsibilities

• Design and lead implementation of scalable application architectures.
• Guide cloud infrastructure design and cost-optimisation.
• Partner with Solution Architects and DevOps for governance and delivery.
• Lead architectural standards and act as a liaison to business stakeholders.
• Develop and deliver technical training, white papers, and proof-of-concepts.

Tools

AWS

Java

Python

Spring Boot

Node.js

REST API

Cloud Architecture

Security

GDPR

Job description

London Stock Exchange Group (LSEG) is seeking an experienced Application Architect to partner with the World-Check One Risk Engineering team. You will lead the design of scalable, secure financial software solutions, guide cloud-native implementations, and drive architecture decisions across teams.

The role requires deep expertise in distributed systems, cloud services (AWS), and strong communication with senior stakeholders.