Expansion hire | Global Quantitative Trading Firm | Visa & Relocation Support | Highly Flexible Hybrid Working

BAH Partners is working with a leading global quantitative trading firm that is expanding its Production Engineering / SRE capability in Tokyo.

The firm is making several hires across both its high-frequency trading / market-making and investment management businesses. These are genuine expansion positions and the teams are looking to move quickly.

The Role

This is a hands-on Production Engineering position combining approximately 50% software development and 50% production support, depending on the week and current projects.

You will work closely with engineers, traders and quantitative teams across Tokyo, London and New York, supporting highly automated trading and investment platforms.

Responsibilities will include:

Developing automation and tooling primarily in Python
Supporting and troubleshooting production trading systems running on Linux
Improving, upgrading and modernising existing platforms
Contributing to new trading platform development
Configuration, incident management and disaster recovery
Decommissioning and replacing legacy applications
Working with global engineering teams as the firm develops a follow-the-sun support model across APAC, Europe and the US

What We're Looking For

Approximately 3–10+ years' experience in software engineering, production engineering, SRE or trading technology
Strong programming skills, ideally Python
Candidates from Java, C#, C++ or other OO development backgrounds can also be considered where there is practical Python exposure
Strong hands-on experience working with Linux-based systems
Experience troubleshooting production applications, configuration issues, system failures and incidents
Comfortable combining development with production support
Strong communication skills and ability to work effectively with global teams
Financial markets experience is useful but not essential
Japanese language skills are not required

Why Consider It?

Join one of the world's leading quantitative trading organisations
Engineering represents a significant proportion of the firm, giving technologists genuine influence over platform design and technical direction
High level of ownership and autonomy
Direct interaction with traders, quantitative researchers and modelling teams
Opportunity to build out the firm's APAC production engineering capability
Visa sponsorship and relocation support available
Strong compensation reflecting the importance of the position

Location: Tokyo

Working model: Hybrid / highly flexible

Languages: English required; Japanese not required

Relocation: Overseas candidates welcome; visa sponsorship available

If you are interested in a confidential chat, please reach out at katie.huang@bahpartners.com

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