Software Engineer (Fintech)

TL;DR

Software Engineer (Fintech): Designing, developing, and optimizing ultra-low-latency, high-throughput trading platforms with an accent on performance tuning, real-time market data handling, and scalability. Focus on building sophisticated trading systems, collaborating with quants and traders, and ensuring reliability under extreme scale.

Location: London (Hybrid)

Salary: £500,000 Base + Bonus

Company

An elite high-frequency trading firm operating at the cutting edge of technology, offering an intellectually demanding environment where engineering excellence directly drives trading performance and commercial success.

What you will do

• Design and build ultra-low-latency, high-throughput trading applications.
• Performance tune and optimize state-of-the-art trading systems.
• Collaborate closely with quants, traders, and portfolio managers.
• Handle massive volumes of real-time market data with a focus on speed, accuracy, and reliability.

Requirements

• Bachelor’s/Master’s/PhD in Computer Science, Engineering, or a related field.
• Professional experience as a Software Engineer using C++, Python, Rust or Java.
• Strong fundamentals in data structures, algorithms, and software design.
• Experience with multi-threaded programming and real-time systems.
• Experience building software at massive scale.
• Strong proficiency in Linux/Unix environments.
• Excellent communication skills with the ability to work closely with senior stakeholders.

Culture & Benefits

• Work on mission-critical systems operating at extreme scale and minimal latency.
• Exposure to bleeding-edge technologies.
• A collaborative environment with some of the best engineers in the industry.
• Flat structure with direct impact on trading outcomes.
• Exceptionally competitive compensation and bonus potential.