Principal Platform Engineer

Job Title Principal Platform Engineer Job Description So, who are we? IG is a FTSE 100 fintech operating across five continents, serving over 1.3m customers and handling billions of dollars in transactions – built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who work here is real: genuinely complex problems to solve, the technology and resources to tackle them properly, and the kind of scope that's rare in established businesses.

The bar is high – bring a curious and forward-thinking mindset and we'll give you the platform to define what comes next.

Join us at IG – the future gets built here.

Your team This role is part of our Platform Engineering team -- they are responsible for building the cloud and containers platform landscape to support the business applications via self-service capabilities and automation.

Your role in the Team's Success The Principal Platform Engineer is a hands-on technical leader responsible for defining, building, evolving, and governing cloud platform architecture and infrastructure to ensure it is secure, scalable, reliable, and cost-effective.

This role sets the technical direction and standards for cloud platforms across public and private cloud, working closely with engineering, security, and FinOps teams to embed best practices into platform design and delivery. The Principal Cloud Engineer acts as a hands-on expert and thought leader, influencing complex technical decisions, reducing platform risk, and enabling engineering teams to build and operate services with confidence, speed, and financial discipline.