Senior Java Developer

MARGO; London; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading financial services firm in London seeks a talented Java Developer for its FX Options team. This high-profile position involves modernising the technology framework, supporting pricing and trading systems, and collaborating closely with Quants and traders. Candidates should have deep Java expertise, UI development experience, and knowledge of market protocols. Join a mission-critical platform undergoing significant transformation to enhance its capabilities.

Qualifications

• Deep experience with Java in a similar environment, including UI development.
• Understanding of software delivery processes and methodologies.
• Experience integrating C++ Quant libraries.

Responsibilities

• Modernise the technology framework for bank standards.
• Build components for pricing, hedging, and distribution systems.
• Collaborate with FX trading desk engineers.

Skills

Java

Java Swing UI framework

Multithreading

Performance monitoring

Scripting skills (e.g. PowerShell)

Clear communication

Knowledge of FIX and market protocols

FX Options business

Software delivery processes

Integrating C++ Quant libraries

Job description

Overview

Margo is looking for a Java Developer to join the FX Options team. This is a high-profile role working directly on the FX Options pricer, supporting both the FX Options desk and voice traders. The team builds pricing, hedging, and electronic distribution systems, as well as workflows for Sales and Structuring.

This is a new role within IT, working closely with the FX trading desk engineers. Your mission will be to modernise the technology framework to bank standards while keeping it flexible for Quants and trading teams to integrate new payoffs and pricing techniques.

The platform is currently undergoing a major transformation, including:

• Integration with a new Sales & Client SDP
• Migration of the analytics library

What you’ll work with

• Programming in Java (core focus)
• Java Swing UI framework
• Multithreading and performance optimisation
• Performance monitoring, including designing suitable metrics
• Scripting skills (e.g. PowerShell, batch scripts)

What we’re looking for

• Clear communication and systematic reasoning skills
• Deep experience with Java in a similar environment, including UI development
• Knowledge of FIX and other market protocols
• Front office knowledge of FX Options business or quantitative finance
• Understanding of software delivery processes and methodologies
• Experience integrating C++ Quant libraries

Why join

• Work on a mission-critical platform used directly by traders and sales teams
• Collaborate closely with Quants and front office teams
• Be part of a large-scale technology transformation in FX Options