Senior Cloud & Architecture Engineer – AI-Driven Platform

LSEG; City Of London; On-site; GBP 90,000 - 130,000; Full time

Job summary

FTSE Russell, part of LSEG, powers some of the world’s most recognised benchmarks and index solutions. We’re modernising our platforms and scaling capabilities with hands-on engineers and leaders to deliver innovative solutions for global investment decisions.

Join a cloud-native, low-latency platform that underpins critical investment products. You’ll work across global teams, leveraging AWS and AI-assisted development tooling to accelerate delivery while maintaining control.

Qualifications

• Experience developing software using Java, Python, C++, C#, or similar technologies.
• Experience with cloud platforms such as AWS or Azure.
• Knowledge of CI/CD, automation, testing, and modern engineering practices.
• Strong problem-solving and analytical skills.
• Interest in AI and emerging technologies.
• Ability to collaborate effectively across global teams.
• Bachelor’s degree in computer science, Engineering, or equivalent practical experience.

Responsibilities

• Hands-on engineers to modernise and scale the FTSE platform—a cloud-native, low-latency system used globally.
• Work on challenging software engineering problems focusing on performance, data quality and reliability.
• Utilise modern cloud (AWS) and AI-assisted development tooling to accelerate delivery without compromising control.
• Apply AI-assisted development tooling to improve engineering productivity.

Skills

Java

Python

C++

C#

AWS

Azure

CI/CD

Automation

Testing

AI

Global teams

Education

Bachelor's degree in Computer Science or Engineering

Job description

FTSE Russell, part of LSEG, powers some of the world’s most recognised benchmarks and index solutions. We’re modernising our platforms and scaling capabilities with hands-on engineers and leaders to deliver innovative solutions for global investment decisions.

Join a cloud-native, low-latency platform that underpins critical investment products. You’ll work across global teams, leveraging AWS and AI-assisted development tooling to accelerate delivery while maintaining control.