Senior C++ Developer

Senior C++ Developer – Low-Latency Systems

Location: London, UK

Reports to: Chief Technology Officer (CTO)

Company: Edgewater Markets

About Edgewater Markets

Edgewater Markets is a leading provider of technology, liquidity, and execution services

to the global FX and digital asset markets. We deliver high-performance, low-latency

trading infrastructure to institutional clients worldwide, combining deep market

expertise with innovative engineering.

The Role

We are seeking an experienced Senior C++ Developer to join our core engineering

team, responsible for designing, developing and optimising high-performance trading

and pricing systems. Reporting directly to the CTO, you will play a key role in defining

the architecture, performance and reliability of our next-generation low-latency trading

platform.

You will work closely with the lead architect, CTO, other senior developers and business

stakeholders to ensure our systems operate at microsecond-level performance, with

exceptional scalability and stability in demanding market conditions.

Key Responsibilities

• Design, develop and maintain high-performance C++ applications for real-time

market data processing, pricing and trade execution.

• Optimise existing codebases for latency, throughput and reliability.

• Contribute to the architecture and design of new low-latency components and

APIs.

• Collaborate with the CTO and senior engineering leadership on technical

strategy and system design.

• Profile, benchmark and tune systems across network, kernel and hardware

layers.

• Integrate with FX liquidity providers, ECNs and internal risk/pricing systems.

• Implement automated testing, monitoring and deployment pipelines to support

production stability.

Key Skills & Experience

• 7+ years’ professional experience in C++ (C++17/20 preferred) within low-

latency, real-time or high-frequency environments.

• Strong knowledge of multithreading, concurrency, memory management and

lock-free data structures.

• Proven experience optimising network I/O, kernel bypass and performance

tuning (e.g. DPDK, RDMA, kernel tuning).

• Solid understanding of Linux systems programming and profiling tools (perf,

gdb, valgrind, etc.).

• Background in FX, equities or digital asset trading systems is highly

advantageous.

• Excellent communication skills and a collaborative, pragmatic engineering

approach.

Desirable Experience

• Exposure to Python or Rust for tooling and integration.

• Knowledge of market data protocols (FIX, FAST, binary feeds).

• Experience with distributed systems or co-located trading environments.

Why Join Edgewater Markets

• Direct influence on the technical direction of a global trading platform.

• Work closely with a highly experienced CTO and engineering leadership team.

• Opportunity to build systems that operate at the cutting edge of performance.

• Competitive compensation package and strong career development potential.