Senior Java Developer - Electronic Trading

McGregor Recruitment; Greater London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading recruitment agency is seeking a Core Java Developer for a front-office Electronic Trading Technology team in London. This role focuses on enhancing low-latency trading engines for global electronic trading. The ideal candidate has expert-level Java skills, experience in multithreaded systems, and a strong understanding of trading environments. This position offers a competitive salary and a hybrid work model.

Qualifications

• Expert-level Core Java (collections, concurrency, NIO, memory management).
• Strong understanding of multithreaded systems and low-latency I/O.
• Deep familiarity with design patterns (Observer, Factory, Singleton, etc.).

Responsibilities

• Design, develop, and enhance algorithmic trading engines and core frameworks.
• Partner with the Quant Trading Group to capture and translate trading requirements.
• Contribute to all stages of the SDLC – design, coding, testing, deployment, and support.

Skills

Core Java

Multithreaded systems

Low-latency I/O

Design patterns

TDD

GIT

Maven/Gradle

Continuous integration

Front-office trading environments

Job description

💰 Up to £900 per day (via umbrella)
📍 London - Hybrid (2-3 days onsite)
🕒 12-Month Initial Contract - Immediate Start

Join a front-office Electronic Trading Technology team at a Tier-1 Investment Bank, delivering next-generation algorithmic trading systems across benchmark, smart order routing, and internal crossing strategies.

The Role

You’ll work as a Core Java Developer within a high-performing Algo Engineering group, responsible for evolving a suite of low-latency, high-throughput trading engines that power the firm’s EMEA and global electronic trading business. This includes delivery of key functional changes, performance optimisation, and close collaboration with quants and traders.

Key Responsibilities

• Design, develop, and enhance algorithmic trading engines and core frameworks
• Partner with the Quant Trading Group to capture and translate trading requirements
• Contribute to all stages of the SDLC – design, coding, testing, deployment, and 2nd-line support
• Deliver framework-level improvements for throughput, resilience, and scalability
• Participate in peer reviews, mentoring, and agile ceremonies

Required Skills & Experience

• Expert-level Core Java (collections, concurrency, NIO, memory management)
• Strong understanding of multithreaded systems and low-latency I/O
• Deep familiarity with design patterns (Observer, Factory, Singleton, etc.)
• Experience with TDD, GIT, Maven/Gradle, and continuous integration tools
• Confident communicator with experience in front-office trading environments

Desirable

• Knowledge of benchmark algos (VWAP, TWAP, Arrival Price) and smart order routing
• Understanding of FIX protocol, market data, and exchange connectivity
• Experience in equities and/or derivatives electronic trading systems
• Exposure to agile development and high-frequency trading architectures

McGregor Boyall is an equal opportunity employer and do not discriminate on any grounds.