Quantitative Developer

Job description

We are partnering with a leading Trading firm seeking a Senior Java Engineer to help develop and evolve the trading interfaces used by traders and risk teams across global markets on their most profitable trading desk.

This role focuses on building high-performance, real-time trading applications, delivering intuitive tools that allow traders to monitor markets, manage orders, and analyse positions in fast-moving environments.

The firm operates a sophisticated in-house trading platform where performance, stability, and usability are critical to trading success.

The Role

You will work on the development of real-time trading interfaces used directly by traders. These applications process high-frequency market data and provide tools for order entry, pricing, and risk monitoring.

The role combines core Java engineering with front-end desktop development, working on applications built using Java Swing.

You will collaborate closely with traders, quants, and backend engineers to build tools that deliver critical market insight and execution capability.

Responsibilities

• Design and develop real-time trading interfaces used by front-office teams
• Build responsive GUI components capable of handling high-frequency market data updates
• Work with backend trading systems to integrate market data, pricing, and order management
• Improve performance, responsiveness, and usability of trading applications
• Collaborate with traders and quantitative teams to design new tools and visualisations
• Contribute to the evolution of the firm’s trading platform and engineering standards

Requirements

• Strong experience developing software in Java
• Experience building complex, performance-sensitive applications
• Solid understanding of multithreading, concurrency, and event-driven systems
• Experience working on data-intensive or real-time systems
• Strong problem-solving ability and attention to performance

Desirable

• Experience building desktop GUI applications
• Exposure to trading systems, financial markets, or commodities trading
• Familiarity with frameworks such as JavaFX
• Experience working with market data or order management systems

Extra information

Status

Open

Education Level

Secondary School

Location

London Area

Type of Contract

Full-time jobs

Published at

16-03-2026

Profession type

Accountancy

Full UK/EU driving license preferred

No

Car Preferred

No

Must be eligible to work in the EU

No

Cover Letter Required

No

Languages

English