C++ Developer

Ascendion; Bromley; On-site; GBP 60,000 - 90,000; Full time

Job summary

A leading company in AI-first software engineering is seeking an experienced C++ Developer to deliver critical low-latency front-office pricing and trading solutions. The role demands strong backend development expertise and experience in high-performance environments. Candidates should have extensive experience in server-side development, particularly in C++, and a solid understanding of trading systems.

Qualifications

• Minimum 6–8 years of server-side development experience in C++.
• Strong understanding of C++ Standard Template Library (STL) and data structures.
• Experience with low-latency / high-throughput messaging platforms.

Responsibilities

• Develop and maintain server-side solutions in C++ for front-office trading systems.
• Ensure high performance and low-latency delivery of pricing and trading functionalities.
• Collaborate with other teams to implement robust, scalable, and efficient solutions.

Skills

C++

Linux/UNIX

Multi-threading

Design Patterns

SQL/Q

Scripting (Bash, Python, Perl)

Business knowledge in FX and/or Rates electronic trading

Job description

We are seeking an experienced and skilled C++ Developer to join our team. The selected candidate will be responsible for delivering critical low-latency front-office pricing and trading solutions that support Global Markets businesses. This role requires strong backend development expertise and the ability to work in high-performance, real-time environments.

Key Responsibilities:

• Develop and maintain server-side solutions in C++ for front-office trading systems.
• Ensure high performance and low-latency delivery of pricing and trading functionalities.
• Collaborate with other teams to implement robust, scalable, and efficient solutions.

Required Skills and Experience:

• Minimum 6–8 years of server-side development experience in C++, preferably on Linux/UNIX platforms.
• Strong understanding of C++ Standard Template Library (STL), data structures, and multi-threading.
• Proven experience in using design patterns and a strong grasp of software design principles.
• Experience working with low-latency / high-throughput messaging platforms.
• Familiarity with FIX API for exchange and venue connectivity is desirable.
• Exposure to relational and time series databases and proficiency in SQL/Q is advantageous.
• Scripting experience (Bash, Python, Perl) will be useful.
• Business knowledge in FX and/or Rates electronic trading is desirable.

About Us:

• Ascendion is a global, leading provider of AI-first software engineering services, delivering transformative solutions across North America, APAC, and Europe. We are headquartered in New Jersey. We combine technology and talent to deliver tech debt relief, improve engineering productivity solutions, and accelerate time to value, driving our clients’ digital journeys with efficiency and velocity. Guided by our “Engineering to the power of AI” [EngineeringAI] methodology, we integrate AI into software engineering, enterprise operations, and talent orchestration, to address critical challenges of trust, speed, and capital. For more information, please go to www.ascendion.com.

Seniority level

• Seniority level

  Mid-Senior level

Employment type

• Employment type

  Full-time

Job function

• Job function

  Engineering, Information Technology, and Other

• Industries

  Investment Banking, Financial Services, and Banking

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