Senior C# Developer | Fixed Income | Experienced Hire

Susquehanna International Group (SIG) is seeking talented software engineers to join our Fixed Income Trading Systems Team, which is responsible for building high performance trading systems for the Fixed Income Desk. You’ll work alongside traders, analysts, and other technology teams to create, maintain, and enhance our proprietary trading systems.

In this role, you will:

• Design and create proprietary software to handle mission critical trading demands, including but not limited to market data, quoting, pricing, risk, and P&L
• Work closely with traders and analysts to understand and iterate on requirements.
• Work closely with various technology teams to deliver efficient and scalable solutions.

What you can expect from us:

Real Impact: You’ll be designing and optimizing systems that process massive amounts of data, ensuring high performance and stability. You’ll see how your contributions towards developing and supporting leading-edge hardware and software solutions make a firm-wide impact that makes us all smarter, faster, and better.

Collaboration: Our systems engineers, network architects, technical analysts and software developers work together to create competitive edge through best-in-class technical solutions.

Growth: For many of our roles, we don’t expect you to have prior industry experience in proprietary trading or financial services to succeed at Susquehanna International Group. We’re looking for people who are naturally curious, relentless problem solvers, and have the desire to continuously innovate, learn, and grow.

Benefits: SIG offers a wide array of competitive employee perks & benefits.

• Applicants should have exceptional programming skills in C# or Java and working knowledge of different database technologies.
• Bachelor's degree in Computer Science, Engineering, Mathematics or related discipline or its foreign equivalent. Relevant technical experience may substitute for education.
• At least 10 years of progressive experience developing software applications. Recent hands-on experience with object-oriented programming is required, preferably C#.
• Current or previous experience within Fixed Income is preferred.
• Knowledge of Winforms and ASP.NET is a plus.
• Strong relational database knowledge is required, preferably with Oracle and/or SQL server. 
• Experience with distributed systems, largely backend focused.
• Strong verbal communication skills with an ability to deal with technical and business staff while working on a trading desk is required.
• Eagerness to learn about the business as well as technology.
• Ability to meet deadlines and work well under pressure in a fast-paced team environment is required.
• Strong interpersonal skills and ability to work well both independently and in a team environment are necessary.

About SIG

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. 

What we do

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 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.