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- Tasks: Design and optimise high-performance C++ applications for trading systems.
- Company: Leading finance tech firm located in vibrant London.
- Benefits: Attractive salary, bonus, and opportunities for professional growth.
- Why this job: Join a dynamic team and tackle complex challenges in a fast-paced environment.
- Qualifications: Strong C++ skills and experience with low-latency systems required.
- Other info: Mentorship opportunities and collaboration with talented engineers.
The predicted salary is between 78000 - 112000 £ per year.
Senior C++ Engineer needed to work on high-performance trading and analytics systems in a low-latency environment. This is a hands-on role focused on building, optimising and stabilising mission-critical platforms used across the business.
You’ll work close to production systems, taking ownership of complex technical issues including crash investigation, deep debugging and performance optimisation.
Key Responsibilities- Design and build low-latency C++ applications with a strong focus on performance and resilience
- Own production issues including crash analysis, memory corruption and runtime failures
- Perform deep debugging (call stacks, disassembly, dump analysis) and deliver long-term fixes
- Optimise multi-threaded, Real Time systems
- Contribute to technical design decisions and code reviews
- Mentor junior engineers and raise engineering standards
- Work closely with QA, DevOps and business stakeholders
- Strong commercial C++ experience (C++/14/17)
- Background in low-latency, high-throughput systems (finance/trading preferred)
- Deep knowledge of modern C++: memory management, concurrency, STL, templates
- Strong debugging skills (crash dumps, memory leaks, runtime analysis)
- Experience with Windows internals and tooling (eg WinDbg, Visual Studio)
- Solid understanding of multi-threading and performance optimisation
- Git, CI/CD, testing practices
- Advanced Windows internals or disassembly-level debugging
- Messaging systems (Kafka, ZeroMQ, Solace)
- Distributed systems or cloud exposure
- Python or C# Scripting
- Trading systems or market data experience
Senior C++ Developer in London employer: Spencer Rose Ltd
Contact Detail:
Spencer Rose Ltd Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior C++ Developer in London
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech and finance sectors. Attend meetups or online webinars related to C++ development. You never know who might have a lead on that perfect job!
✨Tip Number 2
Show off your skills! Create a GitHub repository showcasing your C++ projects, especially those involving low-latency systems. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for technical interviews by brushing up on your debugging skills. Practice solving problems related to crash analysis and performance optimisation. The more confident you are, the better you'll perform when it counts!
✨Tip Number 4
Don’t forget to apply through our website! We’ve got loads of opportunities waiting for talented developers like you. Plus, it’s a great way to ensure your application gets the attention it deserves.
We think you need these skills to ace Senior C++ Developer in London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your strong commercial C++ experience and any relevant projects you've worked on. We want to see how your skills align with our needs, especially in low-latency systems.
Show Off Your Debugging Skills: In your application, don’t shy away from showcasing your deep debugging skills. Mention specific instances where you’ve tackled crash analysis or memory corruption issues, as this is crucial for the role.
Be Clear and Concise: When writing your cover letter, keep it clear and to the point. We appreciate straightforward communication, so make sure to express your passion for building high-performance systems without fluff.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for the role. Plus, it shows you’re keen on joining our team!
How to prepare for a job interview at Spencer Rose Ltd
✨Know Your C++ Inside Out
Make sure you brush up on your C++ skills, especially the features from C++14 and C++17. Be ready to discuss memory management, concurrency, and STL in detail. Practising coding problems that focus on these areas can really help you shine.
✨Prepare for Deep Debugging Scenarios
Since the role involves crash analysis and runtime failures, be prepared to tackle some debugging scenarios during the interview. Familiarise yourself with tools like WinDbg and Visual Studio, and practice explaining your thought process while debugging complex issues.
✨Showcase Your Experience with Low-Latency Systems
Highlight any previous experience you have with low-latency, high-throughput systems, particularly in finance or trading. Be ready to discuss specific projects where you optimised performance or resolved critical production issues.
✨Demonstrate Your Mentorship Skills
As a senior engineer, you'll likely be mentoring junior developers. Think of examples where you've helped others grow or improved engineering standards. This will show that you're not just technically skilled but also a team player who values collaboration.
