Maven is a proprietary trading organisation formed in 2011. We employ the most talented traders, developers and engineers in the market, executing a diverse range of strategies across global equities and derivatives. Maven has a culture that is relaxed and informal but highly rewarding of strong performance; there's no dress code, plenty of free food and regular social events. We have offices in London, Amsterdam, Hong Kong and New York and Chicago.

We are looking for exceptional Python software developers with the engineering and analytical skills to help drive our continuing success to the next level. You will join a small team, collaborating with the best traders, risk specialists and developers to help us optimise and automate and enhance our risk and post trade systems, including reporting, position management, building new and innovative solutions.


  • Strong production level Python expertise
  • Experience writing unit tests for Python based applications
  • Minimum 5 years experience in professional software development
  • Team oriented individual experienced in stakeholder engagement
  • Business communication skills and the ability to present information clearly and concisely
  • Efficient and diligent with a strong attention to detail


  • Knowledge of financial markets & securities (particularly equities, bonds, futures and options)
  • Derivative pricing and risk management
  • Python libraries (pandas, NumPy etc)
  • SQL and large data handling experience


  • Playing a lead role in development of a real-time monitoring tool displaying risk measures via a web app for non-linear products across Maven’s Market-Making and Systematic Alpha businesses
  • Enhancements to real-time PnL monitoring tools
  • Greenfield development of a risk limits server application to be used firmwide as a means to administer limits and provide audit control


  • A great engineering environment whereby technology is key to our success
  • The upside of start-up without the associated risks
  • Great friendly, informal and highly rewarding culture
  • Informal dress code, lots of free food, loads of social events, etc.
  • Fast growing global firm with plenty of opportunity where you will have significant impact


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Maven is committed to creating a diverse and inclusive culture for our employees. It is crucial for us to understand the demographics of our candidate pool to measure our recruitment practices. There is no requirement for any candidate to answer our demographic questions. For candidates who complete the questionnaire, their data will be anonymised and aggregated to inform our strategy . Maven is an equal opportunity employer and this data will be used for opportunity monitoring purposes. 

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