Two Sigma Securities, Production Engineer
Two Sigma
London, UK
Posted on Jul 8, 2025
Two Sigma is a financial sciences company, combining data analysis, invention, and rigorous inquiry to help solve the toughest challenges in investment management, securities, private equity, and venture capital.
Our team of scientists, technologists, and academics looks beyond the traditional to develop creative solutions to some of the world’s most complex economic problems.
Two Sigma Securities brings a scientific approach to systematic trading and risk management to make markets more efficient. Our team trades over 10,000 US equities and 4,000 listed options, leveraging our high performance trading system to execute over 850 million shares per day. Two Sigma Securities is entering an exciting growth phase. We value the insights of our colleagues and encourage them to innovate and shape their own work agenda. New joiners use our proprietary platform to work on diverse projects. From building next generation trading technologies and researching novel AI and machine learning techniques to enhancing our strategies and deploying automation, our team is pushing the frontier in systematic trading.
We are looking for a Production Engineer with a strong technical development background to join our dynamic, fast-paced team. This role will involve building and supporting our trading environments in the US, Asia and Europe, as well as contributing to our advancement into digital assets trading. Our Production Engineering team is primarily focused on developing tools, automated testing and integration software, maintaining infrastructure, real-time monitoring, performance measurement, and managing the release and deployment lifecycle. This is an exciting and impactful opportunity where you will play a crucial role in ensuring the efficiency and reliability of our electronic trading systems, working closely with our quantitative traders and researchers.
You will take on the following responsibilities:
- Develop and maintain scalable, ultra-low latency systems focused on automation, including deploying new features and fixes for a global multi-asset electronic trading business.
- Enhance real-time monitoring and refine incident and crisis management SLOs, diagnosing and resolving issues with intraday transactions.
- Design and implement architecture and support for the proprietary trading environment, including system design consulting, platform management, capacity planning, tools development, network, colocation site management, and vendor/exchange connectivity across three continents.
- Collaborate with software and infrastructure teams to define and improve technical and operational best practices.
You should possess the following qualifications:
- Minimum 1 year of experience required; 1-5 years of experience preferred in Production or Reliability Engineering
- A Bachelors with Honours in a relevant discipline is required
- Ability to program (structured and OO) with one or more high level language (such as Python, Java, C++)
- Proven track record for automating processes combined with an algorithmic approach to solving problems
- Ability to profile and debug applications in real time
- Trading domain and order lifecycle management knowledge is a plus
We are proud to be an equal opportunity workplace. We do not discriminate based upon race, religion, color, national origin, sex, sexual orientation, gender identity/expression, age, status as a protected veteran, status as an individual with a disability, or any other applicable legally protected characteristics.