Low Latency Java Developer - FX Options - Inside IR35

Akkodis; City Of London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

A leading tech consulting firm is seeking a Low Latency Java Developer to join their FX Options technology team in Central London. The ideal candidate will have 5-10 years of experience in front-office environments, strong skills in Java Core, multi-threading, and proven experience with low-latency system design. This role involves developing ultra-low latency solutions and ensuring high performance of the trading platform. This position offers a hybrid working model with 3 days on site and 2 days remote.

Qualifications

• 5-10 years’ experience as a Java Developer in front-office or trading environments.
• Proven experience with low-latency system design and optimisation.
• Hands-on experience with FIX protocol integration.

Responsibilities

• Develop, optimise, and maintain low latency Java-based trading systems.
• Work closely with Quants, Traders, and Risk teams on high-performance solutions.
• Ensure adherence to best coding practices and provide technical leadership.

Skills

Java Core

Multi-threading

Concurrent programming

Low-latency system design

FIX protocol

Stakeholder management

Communication skills

Job description

Low Latency Java Developer - FX options - Inside IR35

Location: Central London - Hybrid (3 days on site, 2 days remote)

Duration: 12 months

Brief

Our client is seeking a Low Latency Java Developer with hands‑on experience in FIX protocol integration to join their FX Options technology team. You will play a hands‑on role in modernising and optimising the trading platform, delivering ultra‑low latency solutions for front‑office trading and risk management.

Key Responsibilities

• Develop, optimise, and maintain low latency Java‑based trading systems.
• Implement and maintain FIX protocol connectivity for FX Options trading.
• Work closely with Quants, Traders, and Risk teams to translate business requirements into high‑performance solutions.
• Take ownership of the end‑to‑end performance of the platform, including debugging, tuning, and optimisation for ultra‑low latency.
• Ensure adherence to best coding practices and provide technical leadership within the development team.
• Collaborate with cross‑functional teams on architecture, design, and deployment of trading solutions.

Required Skills

• 5‑10 years’ experience as a Java Developer in front‑office or trading environments.
• Strong Java Core, multi‑threading, and concurrent programming experience.
• Proven experience with low‑latency system design and optimisation.
• Hands‑on experience with FIX protocol integration.
• Solid business knowledge of FX Options trading workflows.
• Excellent stakeholder management and communication skills.
• Resilient, proactive, and comfortable working in a fast‑paced trading environment.

Equal Opportunities

Both Modis International Ltd and Modis Europe Ltd are Equal Opportunities Employers.

Candidate Privacy Statement

By applying for this role your details will be submitted to Modis International Ltd and/or Modis Europe Ltd. Our Candidate Privacy Information Statement, which explains how we will use your information, is available on the Modis website.