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- Tasks: Design and build high-performance C++ applications for trading systems.
- Company: Join a leading finance tech firm with a focus on innovation.
- Benefits: Competitive salary, bonus, and opportunities for professional growth.
- Why this job: Make an impact in a fast-paced environment while solving complex technical challenges.
- Qualifications: Strong C++ experience and skills in low-latency systems required.
- Other info: Mentorship opportunities and collaboration with talented engineers.
The predicted salary is between 72000 - 108000 £ 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
Key Skills & Experience
- 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
Nice to Have
- 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
If this sounds like the role for you, hit APPLY & a consultant will be in touch.
Senior C++ Engineer employer: Spencer Rose Ltd
Contact Detail:
Spencer Rose Ltd Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior C++ Engineer
✨Tip Number 1
Network like a pro! Reach out to your connections in the tech and finance sectors. Attend meetups or webinars related to C++ engineering, and don’t be shy about introducing yourself. You never know who might have a lead on that perfect role!
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your C++ projects, especially those involving low-latency systems. This can be a game-changer during interviews, as it gives potential employers a taste of what you can bring to the table.
✨Tip Number 3
Prepare for technical interviews by brushing up on your debugging skills. Practice solving problems related to crash analysis and performance optimisation. We recommend using platforms like LeetCode or HackerRank to sharpen your coding chops before the big day.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who are proactive about their job search!
We think you need these skills to ace Senior C++ Engineer
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 the key responsibilities, so don’t hold back on showcasing your achievements!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about low-latency systems and how your background in finance or trading makes you a great fit for us. Keep it concise but impactful!
Show Off Your Debugging Skills: Since debugging is a big part of this role, mention specific instances where you’ve tackled complex issues. We love seeing examples of deep debugging and performance optimisation, so share those stories!
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 don’t miss out on any updates. Plus, we can’t wait to hear from you!
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 modern features like C++14 and C++17. Be prepared to discuss memory management, concurrency, and STL in detail, as these are crucial for the role.
✨Showcase Your Debugging Skills
Prepare to talk about your experience with deep debugging techniques. Bring examples of how you've tackled crash analysis or memory corruption issues in the past, and be ready to explain your thought process during those challenges.
✨Understand Low-Latency Systems
Familiarise yourself with low-latency, high-throughput systems, particularly in finance or trading. Be ready to discuss how you’ve optimised multi-threaded applications and any specific tools or methodologies you’ve used.
✨Engage with Technical Design Discussions
Be prepared to contribute to technical design decisions during the interview. Think about how you can mentor junior engineers and raise engineering standards, as this shows your leadership potential and commitment to team growth.