Senior Execution Technology Architect – C++

Oxford Knight; London; On-site; GBP 90,000 - 140,000; Full time

Job summary

A leading quantitative trading firm seeks a Senior Execution Technology Architect in London to lead the transformation of its execution platform. This role requires in-depth C++ expertise and substantial experience in execution systems, offering a high-impact, hands-on opportunity within a dynamic environment. Join a team aimed at solving complex challenges while shaping the future of trading execution.

Qualifications

• 10+ years of experience with Execution Systems at Tier 1 Bank or Hedge Fund.
• Deep C++ expertise in high-performance environments.
• Experience in building or optimizing execution systems within trading or finance.

Responsibilities

• Collaborate with the execution technology team to rebuild core systems.
• Architect and implement new execution workflows and infrastructure.
• Influence technical direction and contribute to performance-critical systems.

Skills

C++

Execution Systems

Systems Architecture

Problem Solving

Job description

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Senior Execution Technology Architect – C++, London

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Client:

Oxford Knight

Location:

London, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Reference:

99c299b1297c

Job Views:

3

Posted:

29.06.2025

Expiry Date:

13.08.2025

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Job Description:

Location: London

A leading quantitative trading firm is undertaking a strategic, firm-wide initiative to revamp its entire execution platform. We’re seeking aSenior Execution Technology Architectwith deep C++ expertise to help drive this transformation.

What You’ll Do:

• Collaborate closely with the current execution technology team to redesign and rebuild core systems
• Architect and implement new execution workflows and infrastructure
• Play a hands-on, high-impact role as a senior individual contributor (non-managerial)
• Influence technical direction and contribute to performance-critical systems

Hard Requirements:

• 10+ years of experience with Execution Systems at Tier 1 Bank or Hedge Fund

Who You Are:

• A senior-level technologist with deepC++experience in high-performance environments
• Experienced in building or optimizingexecution systemswithin trading or finance
• Passionate about hands-on architecture and solving complex systems challenges
• Based in or open to relocating toLondon

Whilst we carefully review all applications, to all jobs, due to the high volume of applications we receive it is not possible to respond to those who have not been successful.