Senior Software Engineer

Provn; Greater London; On-site; GBP 100,000 - 150,000; Full time

Job summary

Provn recruits for a Senior Rust Software Engineer for a leading global financial-markets firm. You will design high-performance Rust applications for low-latency trading backends running on Linux.

Join a challenging engineering environment, collaborating with quantitative teams and traders to deliver robust distributed systems. The role emphasizes performance, reliability and modern Rust tech in core trading infrastructure.

Qualifications

• Commercial experience developing software in Rust.
• Backend engineering with systems programming.
• Experience building low-latency distributed systems.
• Strong knowledge of Linux, concurrency and async programming.
• HFT or Electronic trading experience desirable.
• Experience with networking or exchange connectivity.

Responsibilities

• Design, build and optimise high-performance Rust applications.
• Develop low-latency trading infrastructure and backend services.
• Build scalable distributed systems running in Linux environments.
• Work closely with quantitative developers and trading teams to deliver business-critical software.
• Drive performance optimisation, reliability and engineering best practices.

Skills

Rust

Systems programming

Low-latency

Distributed systems

Linux

Concurrency

Algorithms

HFT/Capital markets

Networking

Docker

Kubernetes

AWS

Python

C++

Tools

Kafka

Docker

Kubernetes

AWS

Job description

Provn are partnered with a a global financial-markets firm serving institutional clients looking to hire a Senior Rust Software Engineer to join their Core Trading Engineering team.

This is an opportunity to build low-latency, high-performance trading systems using Rust in one of the most technically challenging engineering environments. You’ll work alongside experienced software engineers and quantitative teams to develop the distributed systems that power global electronic trading.

Key Responsibilities

• Design, build and optimise high-performance Rust applications
• Develop low-latency trading infrastructure and backend services
• Build scalable distributed systems running in Linux environments
• Work closely with quantitative developers and trading teams to deliver business-critical software
• Drive performance optimisation, reliability and engineering best practices

Skills & Experience

• Commercial experience developing software in Rust
• Strong background in systems programming and backend engineering
• Experience building low-latency or high-performance distributed systems
• Strong knowledge of Linux, concurrency and asynchronous programming
• Excellent understanding of software design, algorithms and performance optimisation
• High Frequency Trading (HFT), Electronic Trading or Capital Markets experience
• Experience with networking or exchange connectivity
• Kafka, Docker, Kubernetes or AWS
• Python or C++

Why Apply?

• Join one of the industry’s leading engineering teams
• Build software where performance directly impacts trading outcomes
• Work with modern Rust technologies on large-scale distributed systems
• Highly competitive salary, bonus and outstanding career progression

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