Contract C++ Developer - eFX Platform
Location: London (Hybrid - 2-3 days onsite per week)
Contract Length: 12 Months
IR35 Status: Inside IR35
Start Date: ASAP
Company Overview
A leading London-based investment bank is seeking a highly skilled C++ Developer to join its eFX technology team. This team is responsible for building and maintaining a high-performance, low-latency, and highly distributed trading platform that supports electronic FX trading globally.
Role Overview
This is a hands-on development role focused on designing and implementing scalable, multithreaded C++ applications for the bank's eFX trading infrastructure. You will work closely with traders, quants, and other technologists to deliver robust, high-throughput solutions.
Key Responsibilities
* Design, develop, and optimise high-performance C++ applications for electronic FX trading.
* Build and maintain multithreaded, distributed systems capable of handling large volumes of market data and order flow.
* Collaborate with cross-functional teams to deliver scalable and supportable solutions.
* Conduct performance tuning, debugging, and troubleshooting in production environments.
* Participate in code reviews, testing, and continuous integration processes.
Required Skills & Experience
* Expert-level proficiency in modern C++ (C++17 or later).
* Strong experience with multithreading, concurrency, and low-latency programming.
* Proven track record in developing high-throughput distributed systems.
* Deep understanding of Linux development using gcc, gdb, git, and associated debugging tools.
* Solid knowledge of the Standard Template Library (STL).
* Experience with Boost libraries is highly desirable.
* Familiarity with system, network, or low-latency programming.
* Working knowledge of messaging and communication protocols including TCP, UDP, multicast, and data encoding.
* Understanding of SQL and basic DDL operations.
* Knowledge of all aspects of software design, development, and deployment.
* Experience designing scalable, high-availability, supportable distributed architectures.
* Working knowledge of FX products, pricing, and real-time risk management is desirable.
* Excellent oral and written communication skills, with the ability to interact effectively with business stakeholders.
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