SIG is a global quantitative trading firm founded by a group of friends who share a passion for game theory and probabilistic thinking. We have incorporated this approach into our culture, where you will find relentless problem solvers within each of our core disciplines: Trading, Technology, and Quantitative Research. From offices around the world, our employees collaborate to make optimal decisions and are driven by the desire to achieve winning results together. 

We are experts in trading essentially all listed financial products and asset classes, with a focus on derivatives trading. Through market making and market taking, we handle millions of trading transactions around the world every day, providing liquidity and ensuring competitive prices for buyers and sellers. While our presence in the market is broad, our trading desks are highly specialized, allowing for a deep understanding of unique drivers of each asset class.

SIG’s technology team build some of the most powerful trading systems in the financial industry. This includes large scale computations, real-time systems, high performance computing and petabytes of data. By integrating sophisticated coding techniques with innovative engineering ideas, we design and optimise systems that can process massive amounts of data while still ensuring high performance and stability. Working with traders and quantitative researchers, our systems engineers, network architects, technical analysts and software developers create industry-leading technical solutions.

Core Trading Technology Team

The Core Trading Technology team is responsible for a rich mix of proprietary software focused on delivering highly available applications (covering trading analysis tools, market & static data feeds, trade monitoring and real time messaging) used to support trading decisions.

As a Software Developer in the Core Trading Technology Team, you will be involved in the analysis, design, and development of C# applications in a Front Office trading environment.  This software includes a combination of user-interfaces and server-side systems. You will work closely with the traders, research, and technology teams to analyse requirements, implement, and maintain software covering almost all aspects of the trading environment. As an experienced developer you will help to cultivate a high performing team

• A bachelor’s degree (or higher) in a technical or related discipline.
• 5+ years of C# experience in client-side development including WPF as well as server-side systems (ideally with multi-threading).
• An experienced C# developer with knowledge of design, profiling, OO, multi-threading, user-interface development with experience on both the client & server side.
• Understanding of web technologies, HTML and JavaScript. Previous experience with ReactJS is an advantage.
• Experience of real time applications (especially with Tibco RV) would be advantageous.
• Previous experience running and deploying .NET Core applications on Linux is an advantage.
• Strong interpersonal and communication skills for interacting with traders, quantitative analysts, and other software developers.
• Ability to meet deadlines and work well under pressure in a fast-paced team environment.
• Excellent attention to detail, accuracy and a thorough understanding of the full software development life cycle. Ideally with solid experience in an Agile environment.
• Good collaboration and mentoring skills to help junior team members grow.

SIG does not post salary information, so any salary information you find online may not be accurate because it was not provided or verified by SIG.

SIG does not accept unsolicited resumes from recruiters or search firms. Any resume or referral submitted in the absence of a signed agreement will become the property of SIG and no fee will be paid.