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- Tasks: Develop high-performance C# trading applications and collaborate with traders and quants.
- Company: Leading global options market maker with a dynamic trading environment.
- Benefits: Highly competitive compensation, hybrid working model, and opportunities for growth.
- Why this job: Join a high-impact team and enhance trading tools that shape financial markets.
- Qualifications: 1-8 years in C#/.NET development and a degree in Computer Science or related field.
- Other info: Fast-paced environment with a focus on continuous improvement and learning.
The predicted salary is between 36000 - 60000 £ per year.
A leading global options market maker is expanding its Fixed Income Trading team in London and is seeking a junior to mid-level C# Developer to join a high-impact, front-office engineering environment. You’ll work directly with traders, quants, and strategy developers to build and enhance trading tools and systems that support pricing, execution, and research across fixed income options markets.
About this role:
- Develop and enhance high-performance C# trading applications used by front-office teams
- Collaborate closely with traders and quantitative researchers to enable new trading strategies
- Build scalable, low-latency systems and data pipelines handling large volumes of market data
- Contribute across the full software development lifecycle, from design to production support
- Continuously improve system stability, performance, and usability in a fast-moving trading environment
Qualifications:
- 1–8 years’ experience in C# / .NET development
- Bachelor’s degree (or higher) in Computer Science or a closely related technical field
- Strong understanding of software engineering fundamentals and object-oriented design
- Experience building server-side or distributed systems in a production environment
- Interest in financial markets, trading systems, or quantitative environments
- Strong problem-solving ability, attention to detail, and willingness to learn
This opportunity offers a highly competitive compensation package and hybrid working model.
C# Developer - Top Market Maker - London employer: Radley James
Contact Detail:
Radley James Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land C# Developer - Top Market Maker - London
✨Tip Number 1
Network like a pro! Reach out to your connections in the finance and tech sectors. Attend meetups or webinars related to trading systems and C# development. You never know who might have a lead on that perfect job!
✨Tip Number 2
Show off your skills! Create a GitHub profile showcasing your C# projects, especially those related to trading or financial applications. 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 coding skills. Practice common C# problems and be ready to discuss your past projects. We recommend using platforms like LeetCode or HackerRank to sharpen your problem-solving abilities.
✨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 C# Developer - Top Market Maker - London
Some tips for your application 🫡
Tailor Your CV: Make sure your CV is tailored to the C# Developer role. Highlight your experience with C# and .NET, and don’t forget to mention any relevant projects or systems you've worked on that relate to trading or financial markets.
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you're passionate about the role and how your skills align with what we’re looking for. Mention your interest in financial markets and any specific experiences that make you a great fit.
Showcase Your Problem-Solving Skills: In both your CV and cover letter, be sure to highlight your problem-solving abilities. We love candidates who can think critically and tackle challenges head-on, especially in a fast-paced trading environment.
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 Radley James
✨Know Your C# Inside Out
Make sure you brush up on your C# skills before the interview. Be prepared to discuss your experience with .NET development and any specific projects you've worked on. They’ll likely ask you about object-oriented design principles, so have some examples ready to showcase your understanding.
✨Understand the Financial Landscape
Since this role is in a trading environment, it’s crucial to have a basic understanding of financial markets, especially fixed income options. Do some research on current market trends and be ready to discuss how they might impact trading strategies. This will show your genuine interest in the field.
✨Prepare for Technical Questions
Expect technical questions that test your problem-solving abilities. Practice coding challenges related to building scalable systems or handling large volumes of data. You might also be asked to explain your thought process, so articulate your reasoning clearly during the interview.
✨Show Your Collaborative Spirit
This role involves working closely with traders and quants, so highlight your teamwork skills. Be ready to share examples of how you’ve collaborated on projects in the past. Emphasise your willingness to learn from others and adapt to new strategies, as this is key in a fast-paced trading environment.