Principal Platform Engineer

Ncounter Limited; City Of London; On-site; GBP 150,000 - 173,000; Full time

Job summary

A leading trading platform in London seeks a Principal Platform Engineer to lead their Observability and SRE evolution. The position involves shaping data ingestion and monitoring pipelines in a high-performance environment. Candidates should have 8+ years of experience with Python or Go, a strong systems mindset, and be confident in design discussions. This role presents high impact and technical challenges within a culture of strong engineering.

Qualifications

• 8+ years engineering with Python or Go.
• Strong systems engineering mindset.
• Confident in design discussions and delivering clean code.

Responsibilities

• Take ownership of Observability and SRE evolution.
• Shape data ingestion and monitoring pipelines.
• Build greenfield Observability services.

Skills

Python

Go

Linux

Kubernetes

DevOps/SRE

Tools

Prometheus

Grafana

GitLab

Bitbucket

Slurm

Job description

Principal Platform Engineer, Observability

£150,000 + bonus

Join a high-performance trading platform and take ownership of their Observability and SRE evolution. You'll work at scale, shaping data ingestion and monitoring pipelines that handle huge real-time trading flows.

What you'll work with

• Python or Go in a DevOps/SRE setting
• Linux, Kubernetes, public cloud
• Prometheus, Grafana, telemetry and full Observability tooling
• GitLab, Bitbucket and modern CI/CD
• Bonus: Slurm, HPC

What they're looking for

• 8+ years engineering with Python or Go
• Strong systems engineering mindset
• Confident in design discussions, delivering clean and reliable code
• Keen to learn, contribute and shape technical direction

This is a chance to build greenfield Observability services for one of Europe's most advanced trading platforms, now expanding into crypto and new asset classes. High impact, strong engineering culture and a serious technical challenge