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Front Office Developer (Commando)

MarexLondon, United Kingdom
PythonSoftware ArchitectureCI/CD
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Marex Solutions is a division of Marex Spectron providing investment banking solutions with a fintech mindset. We aim to become the world s leading manufacturer of cross asset, customised derivatives. We are looking for a Front Office Developer (Commando) to deliver tools and applications to the trading desk to cover and improve hedging & risk management, pricing and ad-hoc trading activities. To succeed in this role, the candidate must have a strong technological background and good understanding of the trading activity. Based in London, the Front Office Developer will be part of the Derivatives Engine within Marex Solutions and will work closely with Trading, Quants and Technology.


Responsibilities

  • The primary task would be to design, implement, and participate in the support of applications for the Derivatives Engine Trading Desk, to cover hedging & risk management, pricing, and ad-hoc trading activities.
  • Ensure that trading applications are conforming to Marex technology testing standards and that proper support plans are in place.
  • Work closely with Quants and Technology to ensure that Trading requirements are understood and accounted for in the design and implementation of global applications.
  • When needed, help with the handover of tactical applications to Technology teams.
  • Work closely with Trading to improve the technological maturity of the team and identify areas where gains can be made.
  • Desire to gain deep understanding of structured products trading activities.
  • Ensure compliance with the company s regulatory requirements under the FCA.
  • Adhere to the operational risk framework for your role ensuring that all regulatory or company determined parameters are complied with.
  • Role model for demonstrating highest level standards of integrity and conduct and reflecting Company Values.
  • At all times comply with the FCA s Code of Conduct.
  • Ensure that you are fully aware of and adhere to internal policies that relate to you, your role or any other activities for which you have any level of responsibility.
  • Report any breaches of policy to Compliance and/or your supervisor as required.
  • Escalate risk events immediately.
  • Provide input to risk management processes, as required.

Skills and Experience

  • Having the ability to adapt to business needs and quickly understand requirements, design solutions, and deploy applications dedicated to specific tasks is a must.
  • Strong applied Python knowledge required.
  • Professional developer experience required.
  • Good experience in software design, OOP, and deploying Production-level code.
  • Good communication skills, including ability to explain complex matters simply and to translate requirements into performant code.
  • Ability to work autonomously and under pressure, with a good understanding of balancing tasks across shifting priorities.
  • Experience with structured products/equities derivatives trading activities a plus.
  • 2 6 5 years of experience candidates outside of this range will also be considered

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FAQ

Is the Front Office Developer (Commando) position at Marex remote?
Yes. This role was posted on Remote Frontend Jobs, a job board that lists exclusively fully remote positions.
When was this Front Office Developer (Commando) job posted?
This listing was posted on March 23, 2026 and is still open for applications.
How do I apply for the Front Office Developer (Commando) position at Marex?
Use the apply button on this page — it takes you directly to the employer’s application page.

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