At a Glance
- Tasks: Build and support high-performance trading systems using modern C++.
- Company: Join a leading global trading firm with a dynamic tech team.
- Benefits: Competitive salary, comprehensive benefits, and direct access to front-office users.
- Other info: Collaborate with teams across London, Paris, and New York for exciting career growth.
- Why this job: Work on cutting-edge technology in a fast-paced trading environment.
- Qualifications: Strong C++ experience and knowledge of credit and rates products required.
We are seeking a highly motivated Credit & Rates C++ Engineer to join our Fixed Income Technology team in London. This role sits directly alongside Traders and Sales across the European Government Bonds, EUR/GBP Rates, and Credit businesses, offering the opportunity to work at the center of a fast-paced global trading environment.
You will partner closely with Trading, Quantitative Research, and global Technology teams to design, build, and support high-performance trading, analytics, pricing, risk, and data systems that power a growing credit and rates platform. This role is heavily focused on production-level C++ development and requires strong product knowledge or hands-on experience across rates, credit, fixed income, derivatives, or closely related trading products.
This is an opportunity to contribute to a team building next-generation Credit & Rates Technology, where engineering quality, ownership, and close business partnership are highly valued.
Responsibilities
- Build, maintain, and support high-performance trading and analytics systems primarily in modern C++.
- Develop systems supporting credit and rates products, including government bonds, corporate bonds, swaps, futures, CDS, credit indices, repo, inflation products, swaptions, and fixed income ETFs.
- Work closely with Traders and Sales across EGB, EUR/GBP IRS, and Credit desks to deliver front-office technology solutions.
- Partner with Quantitative Researchers and global Technology teams to turn trading requirements, research ideas, and models into production systems.
- Build tools and libraries for pricing, curve construction, spread analytics, risk, portfolio analytics, execution workflows, and P&L attribution.
- Develop high-performance, low-latency, multi-threaded applications in C++.
- Contribute to the architecture and design of distributed trading systems.
- Work with real-time market data, reference data, curves, ratings, index data, trade data, quote data, and execution data.
- Support electronic trading workflows including RFQ, dealer streams, venue connectivity, execution analytics, trade capture, and post-trade analysis.
- Analyze complex business and technical problems and implement scalable, maintainable solutions.
- Improve system performance, reliability, monitoring, and operational tooling.
- Provide timely production support for business-critical trading systems.
- Collaborate with teams across London, Paris, and New York.
Qualifications
- Strong professional experience building production systems in C++, with C++ as the primary programming language in recent roles.
- Strong product knowledge or hands-on experience across rates, credit, fixed income, derivatives, systematic trading, or related trading products.
- Familiarity with products such as government bonds, corporate bonds, swaps, futures, CDS, credit indices, repo, inflation products, swaptions, or fixed income ETFs.
- Experience building trading, pricing, risk, analytics, market data, execution, or financial technology systems.
- Strong understanding of multi-threaded application design, distributed systems, data structures, algorithms, memory management, and system design.
- Ability to work directly with Traders, Sales, Quantitative Researchers, and Engineers in a fast-paced front-office environment.
- Highly adaptable with a proactive approach to leveraging AI tools to enhance productivity, decision-making, and innovation.
What We Offer
- Direct access to front-office users and the chance to build systems used every day by credit and rates trading desks.
- Work on technically challenging problems across pricing, risk, market data, execution, and analytics.
- Close collaboration with engineering, trading, and quantitative research teams across London, Paris, and New York.
- Competitive compensation and benefits.
- A team environment that values ownership, strong engineering standards, and practical problem solving.
Rates & Credit C++ Engineer in Whitehall employer: Citadel Securities
As a leading player in the systematic trading space, our company offers an exceptional work environment that fosters innovation and collaboration among talented professionals. Located in a vibrant financial hub, we provide competitive salaries, comprehensive benefits, and ample opportunities for personal and professional growth, ensuring that our employees thrive both in their careers and well-being. Join us to be part of a dynamic team where your contributions directly impact our cutting-edge trading strategies and business success.
StudySmarter Expert Advice🤫
We think this is how you could land Rates & Credit C++ Engineer in Whitehall
✨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 Citadel Securities 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 Citadel Securities.
✨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 Citadel Securities.
✨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 Citadel Securities 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 Rates & Credit C++ Engineer in Whitehall
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 Citadel Securities.
Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Citadel Securities 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 Citadel Securities
✨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 Citadel Securities 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.
