Senior Platform Engineer

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

Job summary

Global is seeking a Senior Platform Engineer to shape scalable and reliable systems across cloud infrastructures, CI/CD pipelines, and hosting environments. You’ll work on automation and tooling using Python, Java/Groovy, Go, and Terraform to support business-critical platforms.

You’ll lead engineering best practices, improve deployment processes, and mentor teammates while collaborating across the Technology department to keep systems robust and maintainable.

Qualifications

• Experience solving complex engineering problems across distributed systems.
• Strong coding and automation capabilities across SDLC.
• Understanding of system architecture and end-to-end thinking.
• Experience with infrastructure testing and quality practices.

Responsibilities

• Develop, maintain, and enhance hosting and build platforms across AWS, Kubernetes, Jenkins, and GitHub.
• Lead code reviews and promote engineering best practices in security, performance, and testing.
• Improve observability, respond to production alerts, and mentor other engineers.

Skills

Platform engineering

Automation skills

Systems thinking

Quality engineering mindset

Stakeholder collaboration

Tools

AWS

Kubernetes

Jenkins

GitHub

Terraform

Python

Go

Java/Groovy

Job description

Accepting applications until:

16 October 2026

Job Description

Your Role: Senior Platform Engineer

Join our Platform team and help shape the systems that power Global’s technology platforms. Working across cloud infrastructures, CI/CD pipelines, and application hosting environments, you’ll develop and improve scalable, reliable solutions that support business-critical systems across the organisation.

As a Senior Platform Engineer at Global, you will:

Key Responsibilities

• Platform Engineering & Automation: Support, maintain, and enhance our application hosting and build platforms across AWS, Kubernetes, Jenkins, and GitHub. Develop automation and tooling using technologies such as Python, Java/Groovy, Go, and Terraform.

• Technical Leadership & Best Practice: Lead code reviews and champion engineering best practices across security, performance, maintainability, and testing. Contribute to technical standards and continuous improvement initiatives within the team.

• Operational Excellence & Collaboration: Maintain reliable production environments, improve observability and monitoring systems, and respond to proactive and reactive support alerts. Work collaboratively across the Technology department while mentoring and supporting other engineers.

What You’ll Love About This Role

• Think Big: Work across a broad range of business-critical systems and technologies that have real impact across Global.

• Own It: Take responsibility for improving platform reliability, automation, and deployment processes in a modern engineering environment.

• Keep it Simple: Solve complex technical challenges using industry-standard tooling and scalable engineering practices.

• Better Together: Be part of a collaborative team culture that values code reviews, pair programming, continuous integration, learning, and knowledge sharing.

What Success Looks Like

In your first few months, you’ll have:

• Built a strong understanding of our existing build and deployment architecture

• Contributed improvements to technical solutions and ways of working

• Delivered new features, fixes, and platform enhancements

• Demonstrated a collaborative approach to problem-solving and delivery

• Shared knowledge with the team while continuing to develop new skills

What You’ll Need

• Platform & Cloud Engineering Experience: Strong experience solving complex engineering problems across distributed systems, with exposure to AWS and Kubernetes environments

• Software Development & Automation Skills: Experience working across the full software development lifecycle with strong coding and automation capabilities

• Systems Thinking: Understanding of system architecture and the ability to think end-to-end across platforms and services

• Quality Engineering Mindset: Experience writing well-tested, maintainable, secure, and performant code, including infrastructure testing (e.g. Terraform Testing, BDD-style integration tests)

• Stakeholder Collaboration: Ability to work effectively in multi-tenant environments with multiple stakeholders and competing priorities