Software Engineer – Electronic Trading (OEMS) - Flexible Hybrid in Chicago

Job Description:

At Cboe, we inspire our people to solve complex challenges together because what we do matters. We provide the financial infrastructure that powers the global economy. As a leading provider of market infrastructure and tradable products, Cboe delivers cutting-edge trading, clearing and investment solutions to market participants around the world. 

Cboe Silexx is our premier platform for trade execution, analytics, and risk management, providing sophisticated tools to streamline order flow and optimize trading strategies across asset classes.

Position Overview: We are seeking a skilled .NET Software Engineer to join our dynamic team within the Cboe Silexx department. In this role, you will design, develop, and maintain high-performance C# applications that integrate Order Execution Management Systems (OEMS) with trading platforms. You will focus on FIX protocol connectivity, low-latency performance optimization, and scalable distributed systems. This position offers the opportunity to work in a fast-paced trading environment, leveraging modern .NET technologies, multi-threaded architectures, and automation tools to build robust, real-time trading solutions. You will collaborate with cross-functional teams to enhance order execution, connectivity, and system reliability.

Key Responsibilities:

• Full-Stack .NET Development: Design, develop, and maintain high-performance, scalable C# applications for integrating Order Execution Management Systems (OEMS) with trading platforms. Utilize .NET Core, ASP.NET, and modern development frameworks to build efficient, low-latency solutions.
• High-Performance Trading System Engineering: Implement multi-threaded, event-driven architectures to support real-time electronic trading. Optimize application performance with profiling tools, memory management techniques, and asynchronous programming.
• FIX Protocol & API Development: Develop and enhance FIX protocol-based connectivity solutions, as well as REST/WebSocket APIs, to ensure seamless integration with trading partners and exchanges.
• Real-Time System Monitoring & Debugging: Create tools and automated processes for detecting and resolving issues in trading environments. Use logging, telemetry, and monitoring frameworks to ensure system stability.
• Automation & DevOps Integration: Develop CI/CD pipelines, automated deployment scripts, and infrastructure-as-code solutions to improve development workflows and system reliability.
• Database & Data Processing: Design and optimize queries, stored procedures, and data models for high-performance transaction processing. Work with PostgreSQL, SQL Server, or similar relational databases.
• Scalable Distributed Systems: Contribute to the design and implementation of distributed architectures, messaging systems, and microservices for high-throughput trading applications.
• Code Quality & Best Practices: Write clean, maintainable, and well-documented code following SOLID principles, design patterns, and unit testing methodologies. Conduct peer code reviews and contribute to continuous improvement efforts.
• Collaboration & Technical Leadership: Work closely with other developers, QA engineers, and infrastructure teams to design, implement, and refine software solutions. Provide technical guidance and share best practices with the team.
  
  

Development Value:

• High-Performance Software Engineering: Gain experience developing ultra-low-latency, high-frequency trading applications in a demanding, real-time financial environment.
• Cutting-Edge .NET Development: Work with modern .NET technologies, leveraging best practices in software design, distributed computing, and cloud-based architectures.
• Full-Stack Engineering Exposure: Work across the full stack, from backend services and APIs to system-level integrations, enhancing your expertise in scalable software design.
• Financial Market Integration: Gain deep exposure to financial markets, electronic trading systems, and order execution mechanisms while working with industry-standard protocols like FIX.
  
  

Qualifications:

• Software Engineering Expertise: 5 years of software engineering experience, with a strong emphasis on .NET/C# development for high-performance applications.
• Trading System Development: At least 3 years of experience in electronic trading systems, with knowledge of FIX protocol, market access, and trade lifecycle.
• Object-Oriented & Asynchronous Programming: Strong proficiency in object-oriented design, multi-threading, and event-driven architecture using .NET technologies.
• Distributed Systems & Scalability: Experience designing and developing distributed systems, with a solid understanding of microservices, messaging, and high-throughput architectures.
• Database & System Integration: Hands-on experience with relational databases (PostgreSQL, SQL Server) and integrating software in both Windows and UNIX/Linux environments.
• Debugging & Performance Optimization: Expertise in troubleshooting complex, high-frequency, and low-latency trading environments, utilizing profiling and debugging tools.
• API & Connectivity Development: Experience in developing and maintaining APIs, web services, and financial communication protocols (FIX, REST, WebSockets).
• Automation & Process Efficiency: Proven track record in automating processes such as client onboarding, certification, and system monitoring to enhance operational efficiency.
  
  

Bonus Skills:

• Trading Platform Experience: Familiarity with EMS/OMS platforms (e.g., Fidessa, Bloomberg, TradingScreen) and third-party trading networks.
• Cloud & Microservices: Experience with cloud platforms (AWS, Azure) and microservices architecture for scalable, distributed applications.
• Security & Compliance: Knowledge of network security, encryption protocols, and secure communications in trading systems.
  
  

Benefits And Perks

We value the total wellbeing of our people – including health, financial, personal and social wellness. We believe standard benefits like health insurance and fair pay are a given at any organization. Still, you should know we offer:

• Competitive compensation
• Flexible, hybrid work environment
• 2:1 401(k) match, up to 8% match immediately upon hire
• Generous paid time off, including vacation, personal days, sick days and annual community service day
• Health, dental and vision benefits, including access to telemedicine and mental health services
• Discounted Employee Stock Purchase Plan
• Tax Savings Accounts for health, dependent and transportation
• Employee referral bonus program
• Volunteer opportunities to help you give back to your communities
  
  

Some of our employees’ favorite benefits and perks include:

• Daily complimentary in-office lunch from local restaurants
• Endless free coffee and snacks to fuel your workday
• Monthly in office networking events and happy hours
• Associate Resource Groups (ARGs) and affinity groups for support and community building
• Paid Tuition assistance and education opportunities
• Generous charitable giving company match
• Paid parental leave and fertility benefits
• On-site gyms and discounts to other fitness centers
  
  

The Cboe Experience

Whether you are just beginning your career or are a senior-level professional, working at Cboe will offer you countless opportunities to develop skills, make an impact through meaningful contributions, and gain rich experiences at an accelerated pace. By working collaboratively with smart, genuine and hardworking colleagues, you will build enduring relationships through frequent collaboration that will serve you well throughout your career, regardless of your chosen path. And, along your exceptional career journey at Cboe you’ll receive amazing benefits and robust rewards.

Equal Employment Opportunity

We're proud to be an equal opportunity employer - and celebrate our associates' differences, including race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, and Veteran status.

Our pay ranges are determined by a number of factors, including, but not limited to, role, experience, level, and location. The national new hire base pay range for this job in the United States is $97,750-$120,750. This range represents the minimum and maximum base pay the company expects to offer for new hires working in the position full time. If you live in one of the following areas or if you work in a Cboe office in the following areas, the range may be higher according to the geographic differentials listed below:

US Geographic Differentials:

• 110%: Austin TX, Chicago IL, Denver CO, San Diego CA
• 115%: Los Angeles CA, Seattle WA
• 120%: Boston MA, Washington DC
• 125%: New York City NY
• 130%: San Francisco CA
  
  

Within the range, individual pay is determined by a number of factors, including, but not limited to, work location, job-related skills, experience, and relevant education or training. In addition to base pay, our total rewards program includes an annual variable pay program and benefits including healthcare (medical, dental and vision), 401 (k) with a generous company match, life and disability insurance, paid time off, market-leading tuition assistance, and much more! Your recruiter will provide more details about the total compensation package, including variable pay and benefits, during the hiring process. For further information on our total rewards program, visit TOTAL REWARDS @CBOE.

Any communication from Cboe regarding this position will only come from a Cboe recruiter who has a @cboe.com email or via LinkedIn Recruiter. Cboe does not use any other third party communication tools for recruiting purposes.