Are you ready to shape and optimise complex, large-scale systems for millions of users? We're a pioneering tech company disrupting a major industry, delivering transparent, user-focused solutions that handle billions in transactions yearly. We’re looking for an exceptional Principal Engineer to lead innovation across our platform and drive global scaling.
What We Offer:
* Competitive salary up to £160,000 + stock options
* Personal and company performance bonuses
* Hybrid working model (London office)
* Health insurance & flexible hours
* Onsite chef serving daily lunch/dinner
* Option to work remotely from anywhere for 1 month a year
* Collaborative culture focused on growth and flexibility
The Role: As a Principal Engineer, you’ll be the team’s senior technical leader, working closely with the CTO. Your role will be pivotal in designing a scalable, high-performance platform that supports real-time, high-volume transactions.
Our stack includes Python, Rust, C++, TypeScript, React, Node.js, Kafka, PostgreSQL, Redis, Terraform, AWS, Kubernetes, and Docker. You’ll be instrumental in creating optimised distributed systems, leading technical innovation, and shaping the future of our platform.
Key Responsibilities:
* Architect scalable microservices using Python, Rust, and TypeScript
* Optimise performance, reduce latency using PostgreSQL, Redis, and Kafka
* Lead the adoption of CI/CD practices with robust monitoring and alerting
* Mentor engineering teams, driving best practices and continuous improvement
* Solve complex technical problems in event-driven and real-time distributed systems
What We’re Looking For:
* Proven expertise in building scalable systems and influencing architecture
* Strong experience with cloud infrastructure (AWS preferred), containerisation (Docker, Kubernetes), and infrastructure-as-code (Terraform)
* Deep knowledge of Python, C++, or Rust, with familiarity in Kubernetes, Docker, PostgreSQL, and Redis
* Bonus: Experience with TypeScript, React, and Node.js
* Proficiency with CI/CD pipelines, monitoring (Grafana, Prometheus), and messaging systems (Kafka)
* Strong leadership and collaboration skills
Why Join Us? We’re an award-winning tech company, recognised for our groundbreaking solutions and featured by major media outlets. Our mission is to deliver best-in-class real-time platforms that are transparent, reliable, and scalable. With offices in London and the US, we offer career progression, personal development, and the chance to work on cutting-edge technology in a hybrid work environment.
Ready to take the next step? Apply today to learn more!