Software Engineer - Low Latency

Millennium Management, LLC; Buckingham; On-site; GBP 50,000 - 80,000; Full time

Job summary

A leading financial services company seeks a Software Engineer specializing in low-latency systems in Buckingham. The role involves the development of high-frequency trading platforms, optimization of data processing, and collaboration with various teams to enhance trading performance. Candidates should have a strong foundation in computer science, proficient in C++, and a passion for financial technologies.

Qualifications

• Degree in Computer Science or a related field required.
• Strong background in data structures, algorithms, and C++.
• Good understanding of low-latency and real-time systems.

Responsibilities

• Develop a tick-by-tick backtesting platform and exchange simulation.
• Collaborate with teams to build low-latency trading systems.
• Optimize platform performance to reduce latency.

Skills

Data Structures

Algorithms

Object-Oriented Programming in C++

Linux Internals

Networking

Education

Degree in Computer Science or related field

Job description

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Software Engineer - Low Latency, Buckingham

Location: Buckingham, United Kingdom

Job Category: Other

EU work permit required: Yes

Job Reference: b180d67c4d2c

Job Views: 7

Posted: 12.07.2025

Expiry Date: 26.08.2025

Job Description:

Responsibilities

• Assist in developing a tick-by-tick backtesting research platform and exchange simulation.
• Collaborate with hardware and software teams to build ultra-low latency trading systems.
• Contribute to the team's technical direction by initiating new projects.
• Develop and optimize large-scale data processing problems across shared resources.
• Create systems and tools for historical market data and trading simulations to enhance research productivity.
• Design and implement a low-latency high-frequency trading platform that handles quotes, trades, and order dissemination globally.
• Optimize platform performance using network and systems programming techniques to reduce latency.
• Assist in building and maintaining automated testing, benchmarking, risk management, and performance tools.
• Test, implement, and benchmark different feed handlers on various hardware configurations and settings.
• Work closely with trading teams to gather requirements and develop solutions in a fast-paced environment.
• Coordinate with development and support teams for exchange technical upgrades.

Key Requirements:

• A degree in computer science or a related field.
• Strong background in data structures, algorithms, and object-oriented programming in C++.
• Knowledge of template, meta programming, and generic programming is a plus.
• Understanding of low-latency and real-time system design and implementation.
• Good knowledge of Linux internals and networking.
• Deep understanding of CPU architecture and leveraging CPU capabilities.
• Financial experience across multiple asset classes, especially Options.
• Knowledge of trading venue protocols and behaviors, focusing on Market Data and Order Entry.
• Knowledge of additional programming languages like Java, Python, Perl, and shell scripting is advantageous.