C++ Engineer

Arcus Search; Greater London; Hybrid; Full time

Benefits offered by this job

Competitive day rates

Quick interview process

Hybrid working model

Job summary

A leading technology recruitment firm in the United Kingdom is seeking experienced C++ engineers for contract opportunities focused on low latency and market data. The roles involve working within technical engineering teams to enhance trading, analytics, and research systems. Candidates should have strong C++ skills and a solid grasp of systems fundamentals. The positions offer competitive day rates and a hybrid working model with potential for extensions or permanent conversion.

Qualifications

• Strong modern C++ experience, preferably with C++17/20.
• Good understanding of memory, concurrency, performance, and networking.
• Experience with building reliable software in production environments.

Responsibilities

• Work on performance-critical low latency systems.
• Develop and improve real-time market data pipelines.

Skills

Strong modern C++ experience (C++17/20 ideally)

Solid understanding of systems fundamentals

Experience building reliable, production-grade software

Ability to work independently

Job description

C++ Contract Opportunities – Low Latency & Market Data (12 Months, extensions or conversions to permanent possible)

I’m working with a leading quantitative research & technology firm who are hiring several C++ contractors across different teams. These roles sit within highly technical engineering groups building the foundations that power large-scale trading, analytics, and research systems. Strong engineers who write clean, modern C++ and enjoy solving technical problems within trading and / or market data environments will be considered.

The Contracts

• C++ Engineering – Low Latency
• Work on performance-critical systems where reliability, optimisation, and careful engineering matter. You’ll contribute to high-throughput components and help evolve core infrastructure.
• C++ Engineering – Market Data Feeds
• Join the team building and improving real-time data pipelines. Expect work on feed handlers, data ingestion, transformation, and robustness of systems that support downstream consumers.

What They’re Looking For

• Strong modern C++ experience (C++17/20 ideally)
• Solid understanding of systems fundamentals (memory, concurrency, performance, networking, etc.)
• Experience building reliable, production-grade software
• Ability to work independently and contribute to complex codebases
• Open to candidates from any industry — gaming, telecoms, HPC, defence, automotive, trading, etc.

Contract Details

• 12 month engagements with extensions or permanent conversions possible.
• Competitive day rates
• Hybrid London (few days onsite)
• Quick interview process

If you're a C++ engineer considering contract work and want something genuinely challenging, impactful, and well-compensated, drop me a message and we can run through the details.