Motion Recruitment
Senior .NET Engineer / C++ / Fintech / Trading / Hybrid / Chicago, IL
Motion Recruitment, Chicago, Illinois, United States, 60290
Senior .NET Engineer / C++ / Fintech / Trading / Hybrid / Chicago, IL
This online brokerage and trading-technology firm offers a professional-grade trading platform for retail and institutional traders. Their customizable dashboard lets users build their own layout with flexible blocks for charts, quotes, option chains, and orders, enabling traders to tailor the interface to their workflow.
We are looking for a highly skilled
Senior .NET Engineer
with strong experience building high-performance, real-time applications in the fintech or trading domain. In this role you will design, develop, and optimize mission‑critical systems that support trading workflows, pricing engines, market data processing, and other financial operations.
Required Skills & Experience
5–7+ years of professional software engineering experience
Strong proficiency in C#, .NET Core, and API/service development
Hands‑on experience with C++ in performance‑critical applications
Strong SQL skills and experience working with relational databases (SQL Server, PostgreSQL, etc.)
MUST HAVE experience in fintech, trading systems, market data, or financial services
Solid understanding of multithreading, concurrency, and distributed system design
Experience in real‑time or low‑latency application development is a strong plus
What You Will Be Doing
30% maintenance, 70% new development
Daily Responsibilities
Design, develop, and maintain backend services and trading‑related applications using C# and .NET Core
Build high‑performance components and low‑latency modules in C++ to support pricing, execution, and market data processing
Develop and optimize SQL database structures, queries, and procedures for large‑scale financial datasets
Collaborate with product managers, quantitative teams, and DevOps to deliver reliable and scalable trading systems
Integrate with market data providers, order‑routing systems, or financial APIs as needed
Implement best practices for secure, compliant, and fault‑tolerant fintech applications
Troubleshoot performance bottlenecks and production issues within distributed, real‑time environments
Contribute to architecture decisions, code reviews, and continuous improvement initiatives
Office Location
Chicago Loop, IL – Hybrid (4 days onsite, 1 day WFH)
The Offer
$150–180 K base
You Will Receive the Following Benefits
Medical Coverage
Dental Coverage
401K
PTO
Applicants must be currently authorized to work in the US on a full‑time basis now and in the future.
Posted By: Caitlin Carrion
#J-18808-Ljbffr
We are looking for a highly skilled
Senior .NET Engineer
with strong experience building high-performance, real-time applications in the fintech or trading domain. In this role you will design, develop, and optimize mission‑critical systems that support trading workflows, pricing engines, market data processing, and other financial operations.
Required Skills & Experience
5–7+ years of professional software engineering experience
Strong proficiency in C#, .NET Core, and API/service development
Hands‑on experience with C++ in performance‑critical applications
Strong SQL skills and experience working with relational databases (SQL Server, PostgreSQL, etc.)
MUST HAVE experience in fintech, trading systems, market data, or financial services
Solid understanding of multithreading, concurrency, and distributed system design
Experience in real‑time or low‑latency application development is a strong plus
What You Will Be Doing
30% maintenance, 70% new development
Daily Responsibilities
Design, develop, and maintain backend services and trading‑related applications using C# and .NET Core
Build high‑performance components and low‑latency modules in C++ to support pricing, execution, and market data processing
Develop and optimize SQL database structures, queries, and procedures for large‑scale financial datasets
Collaborate with product managers, quantitative teams, and DevOps to deliver reliable and scalable trading systems
Integrate with market data providers, order‑routing systems, or financial APIs as needed
Implement best practices for secure, compliant, and fault‑tolerant fintech applications
Troubleshoot performance bottlenecks and production issues within distributed, real‑time environments
Contribute to architecture decisions, code reviews, and continuous improvement initiatives
Office Location
Chicago Loop, IL – Hybrid (4 days onsite, 1 day WFH)
The Offer
$150–180 K base
You Will Receive the Following Benefits
Medical Coverage
Dental Coverage
401K
PTO
Applicants must be currently authorized to work in the US on a full‑time basis now and in the future.
Posted By: Caitlin Carrion
#J-18808-Ljbffr