Senior C++ Engineer

Senior C++ Engineer

Full-Time 48000 - 84000 Β£ / year (est.) No working from home possible
Harrington Starr

At a Glance

  • Tasks: Join us in developing high-performance trading systems using modern C++.
  • Company: Be part of a dynamic team focused on innovative financial technology solutions.
  • Benefits: Enjoy a relaxed office environment and the chance to make a real impact.
  • Other info: Minimum 3 days in the office; no sponsorship available.
  • Why this job: This role offers immediate market influence and collaboration with top research teams.
  • Qualifications: 5+ years in C++ and Linux, plus experience with SQL and network protocols required.

The predicted salary is between 48000 - 84000 Β£ per year.

Currently working with a trading technology firm hiring for a Quant Developer to sit directly alongside traders and quant researchers, focused on developing and optimising ultra-low-latency trading strategies within a high-performance C++ environment. The role is heavily engineering-focused and would suit someone who enjoys working close to the trading stack, owning and improving tick-to-trade performance, and writing production-grade modern C++ in latency-sensitive systems. Key areas: Designing and optimising low-latency trading strategies Translating research models into production systems Profiling and performance optimisation across critical paths Multithreading, concurrency and lock-free programming Monitoring live systems and improving observability Working closely with core trading and infrastructure teams on performance improvements They are looking for someone with: Strong modern C++ experience (C++17+) Background in performance-critical or latency-sensitive systems Strong systems/programming fundamentals Good understanding of concurrency and multithreaded architectures Exposure to monitoring/debugging live production systems Nice-to-have exposure includes: TCP/UDP, multicast or FIX Trading or financial markets AWS/cloud research environments Python/Bash tooling The environment is highly collaborative and engineering-led, with a strong focus on ownership, performance and direct impact on live trading systems.
Harrington Starr

Contact Details:

Harrington Starr Recruitment Team

StudySmarter Expert Advice🀫

We think this is how you could land Senior C++ Engineer

✨Tip Number 1

Familiarise yourself with the latest C++ standards and features, as well as best practices in low latency application development. This will not only enhance your technical skills but also demonstrate your commitment to staying current in the field.

✨Tip Number 2

Engage with online communities or forums related to C++ and trading systems. Networking with professionals in these spaces can provide insights into industry trends and may even lead to referrals for job opportunities.

✨Tip Number 3

Prepare to discuss your experience with SQL and relational databases in detail. Be ready to share specific examples of how you've used these technologies in past projects, as this is a key requirement for the role.

✨Tip Number 4

Research the FIX protocol and its applications in trading systems. Understanding this protocol will give you an edge during discussions and show that you're proactive about learning relevant technologies.

We think you need these skills to ace Senior C++ Engineer

Advanced C++ Programming
Linux Environment Proficiency
SQL and Relational Database Management
Understanding of TCP/UDP Standards
Network Protocols Knowledge
Low Latency Application Development
Concurrent Programming Techniques

Some tips for your application 🫑

Tailor Your CV:Make sure your CV highlights your 5+ years of experience with modern C++ and any relevant projects you've worked on in a Linux environment. Emphasise your skills in SQL and understanding of TCP/UDP standards.

Craft a Compelling Cover Letter:In your cover letter, express your enthusiasm for building high-performance trading systems. Mention specific technologies or methodologies you have used that align with the job description, such as low latency applications or test-driven development.

Showcase Relevant Projects:If you have experience with the FIX protocol or have worked on concurrent threaded applications, be sure to include these details in your application. Highlight any projects where you improved code quality or the development life cycle.

Prepare for Technical Questions:Anticipate technical questions related to C++ development and network protocols during the interview process. Brush up on your knowledge of the C++ development life cycle and be ready to discuss how you've applied this in past roles.

How to prepare for a job interview at Harrington Starr

✨Showcase Your C++ Expertise

Be prepared to discuss your experience with modern C++ in detail. Highlight specific projects where you've implemented advanced features or optimised performance, especially in a Linux environment.

✨Demonstrate Problem-Solving Skills

Expect technical questions that assess your understanding of low latency applications and network protocols. Prepare to explain how you've tackled challenges in previous roles, particularly those involving TCP/UDP standards.

✨Familiarise Yourself with the FIX Protocol

Since exposure to the FIX protocol is mentioned, make sure you understand its purpose and how it operates within trading systems. Being able to discuss its relevance will show your preparedness for the role.

✨Emphasise Collaboration and Communication

This role requires working closely with research and trading teams. Be ready to share examples of how you've successfully collaborated in the past, and how you can contribute to a team-oriented environment.