Senior Full-Stack Engineer (C#.NET) — Trading Analytics

SGI; City Of London; On-site; GBP 100,000 - 140,000; Full time

Job summary

SGI in London is seeking a Senior Full Stack Developer to join a global trading firm building analytical and trading applications behind its operations.

You will work on a sophisticated in-house trading platform, using data and analytics to support decision-making across energy markets, collaborating with traders and stakeholders to deliver scalable solutions in a fast-paced environment.

Qualifications

• 8–10+ years of commercial software development experience.
• Solid React / modern front-end development experience.
• Experience building trading tools, trading platforms, analytics applications or other business-critical systems.
• Experience within commodities, energy trading, financial markets or a similar trading environment.
• Strong SQL and relational database experience.
• Experience working with APIs and enterprise-scale applications.
• Strong stakeholder management skills and confidence working directly with business users.
• Experience working within Agile/Scrum environments.
• Genuine interest in understanding the functional and commercial side of the technology you build.

Responsibilities

• Build and enhance analytical applications supporting global commodities and energy trading.
• Develop full-stack solutions using C# / .NET and React.
• Work closely with traders and business stakeholders to understand requirements and translate them into technology.
• Contribute across the full software development lifecycle.
• Develop scalable, testable and maintainable applications.
• Work with large datasets and relational databases using SQL.
• Collaborate with distributed technology teams globally.
• Contribute to architecture, design sessions, peer reviews and technical decisions.
• Deliver high-quality solutions within a fast-moving environment.
• Balance technical excellence with an understanding of the commercial requirements of the business.

Skills

C# / .NET

React

SQL

Stakeholder management

Agile/Scrum

Tools

ASP.NET Core

Web APIs

Kafka

GraphQL

gRPC

CI/CD

Job description

SGI in London is seeking a Senior Full Stack Developer to join a global trading firm building analytical and trading applications behind its operations.

You will work on a sophisticated in-house trading platform, using data and analytics to support decision-making across energy markets, collaborating with traders and stakeholders to deliver scalable solutions in a fast-paced environment.