At a Glance
- Tasks: Develop and optimise high-performance trading systems using modern C++.
- Company: Leading quantitative trading firm with a focus on technology and collaboration.
- Benefits: Ownership of projects, work with top engineers, and see your impact directly.
- Other info: Join a dynamic team and grow your career in cutting-edge financial technology.
- Why this job: Tackle complex challenges in a fast-paced environment and enhance your skills.
- Qualifications: Experience in C++, algorithms, and performance-sensitive systems required.
The predicted salary is between 60000 - 80000 £ per year.
A leading quantitative trading firm is seeking experienced C++ engineers to help build the next generation of trading and research infrastructure that powers activity across global financial markets. This is an opportunity to join a highly collaborative engineering environment where technology sits at the core of the business. You’ll work closely with traders, quantitative researchers, and infrastructure specialists to design and optimise systems where performance, reliability, and scalability are critical.
The Role
You’ll contribute to the design and development of high-performance systems that support real-time trading, market data processing, and quantitative research workflows.
Responsibilities
- Developing and optimising low‑latency trading infrastructure and distributed systems.
- Building market data, order entry, and execution systems across multiple asset classes.
- Designing resilient, fault‑tolerant software capable of operating in demanding production environments.
- Profiling and tuning performance‑critical applications for latency and throughput.
- Working on large‑scale infrastructure supporting research, simulation, and live trading.
- Collaborating with hardware, networking, and software specialists to unlock performance improvements across the stack.
- Contributing to architectural decisions and driving engineering best practices across the organisation.
What They’re Looking For
- Commercial experience developing production software in modern C++.
- Strong understanding of algorithms, data structures, and software design.
- Experience working on performance‑sensitive systems.
- Deep knowledge of Linux/UNIX environments.
- Understanding of operating systems, CPU architecture, memory management, and networking concepts.
- Excellent debugging and problem‑solving skills.
- Ability to work independently on complex technical challenges whilst collaborating effectively with other engineers.
Nice to Have
- Experience with trading systems, market data, or financial technology.
- Knowledge of low‑latency optimisation techniques.
- Experience with distributed systems and high‑throughput applications.
- Exposure to specialised hardware or performance‑focused infrastructure.
Why Consider It?
This firm offers a genuinely engineering‑led environment where talented developers have significant ownership and can see the impact of their work directly. You’ll be surrounded by high‑calibre engineers, researchers, and traders, tackling complex technical challenges at scale while working on systems that operate at the limits of performance. If you’re passionate about modern C++, systems engineering, and solving difficult technical problems, this is an opportunity to work on some of the most demanding software challenges in the industry.
C++ Software Engineer - Systematic Trading Technology employer: Selby Jennings
Selby Jennings is an exceptional employer, offering a dynamic work culture that fosters collaboration and innovation in the heart of London. Employees benefit from extensive growth opportunities, competitive compensation, and a supportive environment that encourages professional development, making it an ideal place for those looking to make a meaningful impact in the finance technology sector.
StudySmarter Expert Advice🤫
We think this is how you could land C++ Software Engineer - Systematic Trading Technology
✨Join Local Tech Meetups
Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Selby Jennings or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!
✨Contribute to Open Source Projects
Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Selby Jennings.
✨Tap into Online Developer Communities
Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Selby Jennings.
✨Explore Job Boards Specifically for Tech Roles
Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Selby Jennings that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!
We think you need these skills to ace C++ Software Engineer - Systematic Trading Technology
Some tips for your application 🫡
Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.
Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Selby Jennings.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Selby Jennings and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!
Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!
How to prepare for a job interview at Selby Jennings
✨Brush Up on Your Coding Skills
For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.
✨Know Your Tools and Frameworks
Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Selby Jennings uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.
✨Showcase Your Projects
Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.
✨Prepare for Behavioural Questions
While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.
