Python / React Developer – Front Office FX Technology

As the founding entity of RAINBOW PARTNERS, Quanteam is a consulting firm specialized in Banking, Finance, and Financial Services. Through our core human values – proximity, teamwork, diversity, excellence – our 1000 expert consultants, hailing from 35 different nationalities, collaborate across 13 international offices: Paris, Lyon, New York, Montreal, London, Brussels, Luxembourg, Geneva, Lisbon, Porto, Casablanca, Madrid and Singapore.

Is this the role you are looking for If so read on for more details, and make sure to apply today.
About the RoleOur client, a leading global Corporate & Investment Bank, is looking for a hands-on Full Stack Developer to join its FX trading desk. You will sit on the trading floor and partner directly with traders and sales to design, build, and support the tools they rely on every day, from pricing and risk to trade lifecycle management.This is a high-autonomy role for someone who enjoys owning a stream end to end, moving fast, and turning business needs into clean, scalable software.
What You Will DoTranslate desk requirements into well-designed technical solutions, from analysis through deliveryBuild and maintain web applications for FX traders and sales across both frontend and backend, using a modern tech stackDevelop and enhance pricing and analytics tools covering spot, forwards, and swaps, including curve constructionTake ownership of a development stream and drive it independentlyHelp migrate legacy spreadsheet-based tools onto a robust, industrialized platform while keeping existing processes running during the transitionTroubleshoot production issues quickly and deliver pragmatic, value-added fixesWrite unit and non-regression tests, contribute to the testing process, and keep documentation up to dateDesign with scalability and future evolution in mindPropose ideas to improve tooling, processes, and team efficiency
What You Bring3+ years of experience with strong Python skills (pandas, API development, non-regression testing)2+ years of experience with React or a comparable modern frontend frameworkAdvanced spreadsheet skills: Excel functions, VBA, pivot tablesWorking knowledge of SQLUnderstanding of FX pricing and curve structures (spot, forwards, swaps), ideally with exposure to emerging market or LatAm currenciesFamiliarity with the full trade lifecycle: booking, risk, P&L, market data, settlement, and rollsPrevious experience working directly on a trading floor
Nice to HaveDocker and KubernetesEvent-driven architecture and Domain-Driven Design
Tech EnvironmentPython, React, SQL, Excel/VBA, Docker, Kubernetes, GitLab CI/CD, PyCharm, VS Code, with access to AI-assisted coding tools. xzbcwsv Strong culture of code quality, test coverage, and continuous delivery, within an international team spanning multiple locations.