C# Software Engineer

Genesis10 is currently seeking a C# Software Engineer with our banking company client in their New York, NY location. This is a 6 month + and Direct Placement position.

Summary:
We are seeking a Senior Software Engineer with deep expertise in system and software design to join our team. This is a full-stack role with a strong emphasis on backend development using C# and .NET, and a focus on distributed systems architecture. The ideal candidate is a self-starter who thrives in ownership-driven environments and is passionate about building scalable, resilient systems.

Responsibilities:

• Contribute to the design and development of complex software systems that support various aspects of trade lifecycle processing
• Implement distributed computing solutions using messaging technologies
• Build on top of C# MassTransit framework to ensure system reliability and consistency
• Collaborate with cross-functional teams to deliver high-quality software in a fast-paced environment
• Own projects end-to-end, from requirements gathering to deployment and monitoring
• Contribute to system design reviews, code reviews, and mentoring junior engineers
• Tech Stack
• Languages & Frameworks: C#, .NET (Core and Framework), ASP.NET, React
• Messaging & Orchestration: C# MassTransit, RabbitMQ, Kafka
• Architecture: Microservices, Event-Driven Architecture, Distributed Systems
• Tools: Git, CI/CD pipelines, Nomad, MongoDB

Requirements:

• 7+ years of professional software development experience
• Proven experience designing and building distributed systems
• Strong understanding of messaging patterns, sagas, and transactional consistency
• Experience with full-stack development (React, Angular, or similar is a plus)
• Familiarity with financial derivatives or trade processing systems is a strong plus
• Excellent problem-solving and communication skills
• Ability to work independently and take ownership of projects
• Only candidates available and ready to work directly as Genesis10 employees will be considered for this position.

Salary range: $170,000.00 - $200,000.00 hourly

If you have the described qualifications and are interested in this exciting opportunity, please apply!

Ranked a Top Staffing Firm in the U.S. by Staffing Industry Analysts for six consecutive years, Genesis10 puts thousands of consultants and employees to work across the United States every year in contract, contract-for-hire, and permanent placement roles. With more than 300 active clients, Genesis10 provides access to many of the Fortune 100 firms and a variety of mid-market organizations across the full spectrum of industry verticals.

For contract roles, Genesis10 offers the benefits listed below. If this is a perm-placement opportunity, our recruiter can talk you through the unique benefits offered for that particular client. Benefits of Working with Genesis10:

• Access to hundreds of clients, most who have been working with Genesis10 for 5-20+ years.
• The opportunity to have a career-home in Genesis10; many of our consultants have been working exclusively with Genesis10 for years.
• Access to an experienced, caring recruiting team (more than 7 years of experience, on average.)
• Behavioral Health Platform
• Medical, Dental, Vision
• Health Savings Account
• Voluntary Hospital Indemnity (Critical Illness & Accident)
• Voluntary Term Life Insurance
• 401K
• Sick Pay (for applicable states/municipalities)
• Commuter Benefits (Dallas, NYC, SF)
• Remote opportunities available

For multiple years running, Genesis10 has been recognized as a Top Staffing Firm in the U.S., as a Best Company for Work-Life Balance, as a Best Company for Career Growth, for Diversity, and for Leadership, amongst others. To learn more and to view all our available career opportunities, please visit us at our website.
Genesis10 is an Equal Opportunity Employer. Candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or status as a protected veteran.

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