Principal Rust Engineer London | Permanent | Hybrid Ncounter is supporting a global investment firm in hiring a Rust Developer to join a highly influential Product team. This group sits at the core of the business, building the distributed platforms, internal services, and compute frameworks that underpin trading, quant research, and large-scale data processing across the organisation. This is a deeply technical engineering role focused on high-performance systems, scalability, and platform reliability. You’ll work on foundational technology used by multiple engineering and investment teams, helping to shape the infrastructure powering a world-class trading environment. What you’ll do: • Design, build, and maintain scalable distributed systems and internal frameworks using Rust • Develop high-throughput services and tooling used across research and trading platforms • Work closely with investment and technology stakeholders to deliver robust, production-grade solutions • Contribute across the full software lifecycle, from architecture and development through to production support • Drive improvements in platform reliability, frameworks, compute solutions, observability, automation, and engineering standards • Operate within modern containerised and Kubernetes-based environments What we’re looking for: • Strong commercial experience with Rust development in complex backend o...