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- Tasks: Design and build high-performance backend systems using C# and .NET Core.
- Company: Leading Energy Trading firm with a tech-driven culture.
- Benefits: Up to £95,000 salary plus bonus, hybrid working, and career growth.
- Other info: Collaborative environment with opportunities to mentor and innovate.
- Why this job: Join a dynamic team impacting global trading with cutting-edge technology.
- Qualifications: Strong C# .NET experience and knowledge of distributed systems required.
The predicted salary is between 95000 - 95000 £ per year.
A Senior C# .NET Developer is required to join a high-performing Data Platform team within a leading Energy Trading firm operating across global markets. This is a C# .NET–focused engineering role working in a high-volume, high-frequency data environment, building modern distributed systems that process and stream large-scale market data in real time.
You will be joining a technology-driven trading business that invests heavily in modern engineering practices, scalable architecture, and cloud-native infrastructure.
The Team
The Data Platform team sits at the core of the organisation’s trading ecosystem. They design and build the systems responsible for:
- Ingesting and streaming high-frequency market data
- Storing and processing large-scale time-series datasets
- Distributing real-time data across trading and analytics platforms
- Enabling advanced quantitative and trading strategies
The environment is event-driven, Kafka-based, and built on modern .NET Core and Azure infrastructure. The team works closely with Trading, Quantitative Analytics, and Production Operations to deliver performance-critical systems that directly impact trading performance.
Hybrid working (2–3 days per week onsite)
As a Senior C# .NET Developer, you will:
- Design and build high-performance backend systems using C# and .NET Core
- Develop scalable, event-driven services within a Kafka streaming architecture
- Engineer systems capable of handling large volumes of structured and time-series data
- Write efficient, multithreaded C# code optimised for throughput and performance
- Contribute to system architecture, scalability, and resilience decisions
- Deliver end-to-end functionality from analysis and design through to release
- Implement clean coding standards (SOLID, IoC, automated testing)
- Support CI/CD pipelines, Azure deployments, and production monitoring
- Collaborate closely with Trading and Quant teams on performance-sensitive solutions
- Mentor and review code where required
Required Experience
- Strong commercial experience as a C# .NET Developer
- Deep understanding of .NET Core / .NET 5+ backend development
- Experience building high-throughput backend services or APIs
- Exposure to distributed systems, concurrency, or multithreading
- Experience working with relational databases (SQL Server, Postgres, etc.)
- Exposure to Azure cloud environments
- Strong understanding of object-oriented design and modern engineering practices
- Confident communicator comfortable working across technical and business teams
- Kafka or other event-streaming technologies
- Observability and monitoring tools
- Experience within energy, commodities, or financial trading environments
Senior C# .NET Developer | High-Volume Data | Kafka | Energy Trading | Up to £95,000 + Bonus | [...] employer: VirtueTech Recruitment Group
Contact Detail:
VirtueTech Recruitment Group Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Senior C# .NET Developer | High-Volume Data | Kafka | Energy Trading | Up to £95,000 + Bonus | [...]
✨Tip Number 1
Network like a pro! Reach out to your connections in the industry, attend meetups, and engage with online communities. You never know who might have the inside scoop on job openings or can refer you directly.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your projects, especially those involving C# and .NET Core. This gives potential employers a taste of what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for interviews by brushing up on your technical knowledge and soft skills. Practice coding challenges and be ready to discuss your past experiences, especially around high-volume data and event-driven architectures.
✨Tip Number 4
Don’t forget to apply through our website! We’ve got some fantastic opportunities waiting for talented developers like you. Plus, it’s a great way to ensure your application gets noticed by the right people.
We think you need these skills to ace Senior C# .NET Developer | High-Volume Data | Kafka | Energy Trading | Up to £95,000 + Bonus | [...]
Some tips for your application 🫡
Tailor Your CV: Make sure your CV highlights your experience with C# and .NET Core, especially in high-volume data environments. We want to see how your skills align with the role, so don’t be shy about showcasing relevant projects!
Craft a Compelling Cover Letter: Your cover letter is your chance to shine! Use it to explain why you’re passionate about energy trading and how your background makes you a perfect fit for our Data Platform team. Keep it engaging and personal!
Showcase Your Technical Skills: When filling out your application, be sure to mention your experience with Kafka, Azure, and any other relevant technologies. We love seeing candidates who are well-versed in modern engineering practices and can handle high-throughput systems.
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’s super easy – just follow the prompts!
How to prepare for a job interview at VirtueTech Recruitment Group
✨Know Your Tech Stack
Make sure you’re well-versed in C# and .NET Core, as these are crucial for the role. Brush up on your knowledge of Kafka and event-driven architectures, since they play a big part in the company’s operations.
✨Showcase Your Problem-Solving Skills
Prepare to discuss specific challenges you've faced in high-volume data environments. Be ready to explain how you approached these problems and the solutions you implemented, especially in relation to multithreading and performance optimisation.
✨Understand the Business Context
Familiarise yourself with the energy trading sector and how technology impacts trading performance. This will help you connect your technical skills to the business needs during the interview.
✨Ask Insightful Questions
Prepare thoughtful questions about the team’s projects, the tech stack, and the company’s approach to scalability and resilience. This shows your genuine interest and helps you assess if the company is the right fit for you.