Senior Quant Developer: Rust, High-Performance Trading

Oho Group; Greater London; On-site; GBP 180,000 - 250,000; Full time

Job summary

Oho Group in London is seeking an experienced Quant Developer to join a fast-growing trading technology start-up. You will build high-performance infrastructure in Rust, owning critical systems and shaping the engineering direction.

The role combines strong software engineering with industry experience in electronic trading or market making, offering ownership, impact, and exposure to a scaling business.

Qualifications

• Experience in quantitative development, electronic trading or market making.
• Strong software engineering fundamentals with Rust/C++/Python.
• Comfort working on performance-critical, production-grade systems.

Responsibilities

• Build and optimise high-performance trading systems in Rust.
• Develop core infrastructure across pricing, execution and market data.
• Collaborate with trading team to solve complex problems.
• Own key systems and influence architecture.
• Improve performance, reliability and scalability.

Skills

Quant dev experience

Rust/C++/Python

Trading systems familiarity

Performance optimization

Ownership mindset

Job description

Oho Group in London is seeking an experienced Quant Developer to join a fast-growing trading technology start-up. You will build high-performance infrastructure in Rust, owning critical systems and shaping the engineering direction.

The role combines strong software engineering with industry experience in electronic trading or market making, offering ownership, impact, and exposure to a scaling business.