Software Engineer

Senior C# .NET Engineer | Energy Trading | Quantitative Engineering | £150,000 + Bonus + Benefits | Hybrid, LDN

Senior C# .NET Engineer needed for a leading business within the global energy markets, working across Power, Gas, LNG and environmental products. You’ll join a highly technical Quantitative Engineering team developing scalable technology supporting pricing, risk, positions and valuations across complex trading products.

🧑 💻 Senior C# .NET Engineer role:

You’ll work closely with front-office users, traders and quantitative teams, developing and supporting enterprise platforms and front-office tools in a fast-paced trading environment.

This is a hands-on engineering role covering C# .NET, APIs, backend services, cloud and distributed architecture, with the opportunity to work on complex systems directly supporting the trading business.

💻 Technologies: C# .NET, APIs, backend services, Docker, Kubernetes, Cloud, SQL Server, MongoDB, Redis/Memcached, Git, CI/CD

📋 Details:

💰 Up to £150,000 + strong bonus + benefits

📍 London – Hybrid

⚡ Energy / Commodity Trading

🏢 Front-office environment

🔧 Responsibilities include:

• Developing high-quality C# .NET software and backend services
• Working directly with users to understand requirements and deliver solutions
• Supporting and developing front-office trading tools
• Designing architecture, data models and system interfaces
• Working with Quantitative Analytics and Development teams on model integration and performance
• Working across cloud, containers, APIs and distributed systems
• Supporting testing, deployment and production issues
• Taking ownership of complex technical issues and driving them through to resolution

🎯 Requirements:

• 10+ years' software development experience
• Strong C# / .NET development experience
• Strong Power, Gas and/or commodities knowledge
• Experience working within a financial institution / front-office environment
• Experience with APIs, backend services and cloud
• Experience with Docker / Kubernetes and distributed architecture
• SQL Server and/or NoSQL database experience
• Git and modern CI/CD practices
• Strong communication skills and ability to work directly with traders/business users
• Understanding of energy trading and the trade lifecycle

If you are interested in this Senior C# .NET Engineer opportunity within energy trading, please respond to this advert or contact [email protected]

Senior C# .NET Engineer | Energy Trading | Quantitative Engineering | £150,000 + Bonus + Benefits | Hybrid, LDN