C++ Developer - Trading & Quant Systems

This role focuses on developing and enhancing mission‑criticalmission‑critical trading and portfolio management systems using modern C++. You will collaborate closely with quantitative and trading teams in a fully English‑speakingEnglish‑speaking workplace, with no Japanese language requirement

Client Details

Our client is a technology‑driventechnology‑driven buy‑sidebuy‑side investment firm operating in quantitative and alternative strategies. Based in Tokyo, the firm has a highly international team and conducts all daily business and engineering communication in English.

Description

• Develop and maintain high‑performancehigh‑performance C++ applications for Order and Execution Management Systems (OEMSOEMS) and Portfolio Management Systems (PMS)
• Work closely with traders, quantitative analysts, and engineers in an English‑speakingEnglish‑speaking environment
• Design, implement, and test new features for trading and portfolio platforms
• Optimise existing code for performance, scalabilityscalability, and reliability
• Troubleshoot and debug production issues to ensure system stability
• Participate in code reviews and contribute to engineering best practices

Job Offer

• English‑onlyEnglish‑only working environment in Tokyo
• Direct exposure to quantitative trading and investment decision‑making
• decision‑makingOpportunity to work on business‑critical business‑criticalsystems in a buy‑side buy‑sidefirm
• Collaborative, international team with a strong learning culture
• Central Tokyo office location

To apply online please click the 'Apply' button below. For a confidential discussion about this role please contact Anna Yamamoto on +81 3 6627 6134.

• Bachelor's degree in Computer Science, Engineering, or a related technical field
• 3+ years of professional C++ development experience with strong object‑orientedobject‑oriented design skills
• Experience with OEMSOEMS, PMS, or trading‑relatedtrading‑related systems is highly preferred
• Solid understanding of financial markets, trading workflows, and protocols such as FIX
• Familiarity with databases, data structures, and modern development tools
• Strong analytical and problem‑solvingproblem‑solving skills
• Business‑levelBusiness‑level English proficiency required
• No Japanese language skills required - English‑onlyEnglish‑only environment
• Interest in financial markets and quantitative investment strategies