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Top C# Jobs in St. Louis, MO

348+ Job Results
12 Hours Ago
USA
Remote
71 Employees
Mid level
71 Employees
Mid level
Information Technology • Consulting
The Backend Engineer will design, develop, and maintain automated systems for Ad Tech operations. Responsibilities include integrating third-party APIs, optimizing MSSQL integrations for C# applications, and maintaining codebases using .NET Core and Blazor.
12 Hours Ago
4 Locations
97,838 Employees
95K-190K Annually
Senior level
97,838 Employees
95K-190K Annually
Senior level
Healthtech
The Staff Software Engineer at Abbott will focus on software implementation and integration for the OCT Intravascular Imaging System, designing features, fixing bugs, and maintaining the imaging pipeline. Responsibilities include coding in C++, C#, and image analysis, as well as collaborating within an agile team environment.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+22 More
12 Hours Ago
3 Locations
97,838 Employees
73K-145K Annually
Senior level
97,838 Employees
73K-145K Annually
Senior level
Healthtech
The Senior DevOps Software Engineer at Abbott will design, implement, and maintain tools for continuous integration and delivery of software. Responsibilities include deployment management, infrastructure automation, collaborating with teams for transparency, and enhancing the functionality of delivery pipelines.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+22 More
12 Hours Ago
4 Locations
97,838 Employees
84K-167K Annually
Senior level
97,838 Employees
84K-167K Annually
Senior level
Healthtech
The Senior Test Development Engineer at Abbott designs and develops software and hardware for testing products, resolves production issues, and applies engineering principles. They create hardware interfaces, maintain equipment, write test plans, and ensure compliance with FDA regulations while collaborating with R&D functions.
Top Benefits:
401-K
Adoption Assistance
Child Care Benefits
+22 More
16 Hours Ago
US
Remote
166 Employees
Senior level
166 Employees
Senior level
Fintech
The Head of Quality Engineering will lead quality functions across multiple platforms, creating and executing a quality assurance strategy, optimizing automated processes, and collaborating with teams to ensure high-quality software delivery. Key responsibilities include driving a culture of excellence, integrating quality into CI/CD pipelines, and managing quality metrics and third-party partners.
Top Benefits:
401-K
401-K Matching
Commuter Benefits
+46 More
17 Hours Ago
USA
Remote
587 Employees
Mid level
587 Employees
Mid level
Insurance
The Sr. Software Engineer will be responsible for designing, coding, testing, and documenting software solutions. They will work independently to solve technical issues and perform application security remediation, while collaborating with business teams and supporting 3rd-party solutions.
Top Benefits:
401-K
Adoption Assistance
Company Outings
+16 More
19 Hours Ago
United States
Remote
473 Employees
Mid level
473 Employees
Mid level
Artificial Intelligence • Information Technology • Consulting
The Developer Relations Advocate at Nebius will drive adoption of AI cloud services, engage with the developer community, and advocate for developer needs. Responsibilities include content creation, organization of meetups and events, and collaboration with marketing teams to promote the platform.
20 Hours Ago
USA
Remote
64 Employees
175K-220K Annually
Senior level
64 Employees
175K-220K Annually
Senior level
Fintech • Payments • Financial Services
The Senior Software Architect will gather business requirements, design technical architectures, evaluate technologies, and mentor the engineering team while ensuring alignment between business and technical needs.
20 Hours Ago
USA
Remote
64 Employees
160K-190K Annually
Mid level
64 Employees
160K-190K Annually
Mid level
Fintech • Payments • Financial Services
As a Software Architect, you will evaluate and recommend technologies to align with business objectives, develop architectural designs, manage technical debt, assess solutions for feasibility, ensure documentation, and oversee the implementation of products according to architectural standards.
21 Hours Ago
US
Remote
1,000 Employees
Mid level
1,000 Employees
Mid level
eCommerce • Information Technology • Marketing Tech • Retail • Analytics
The Software Engineer will design and develop backend applications using C# and .NET Core, focusing on REST API development and microservices architecture. Responsibilities include integrating APIs, maintaining a large codebase, writing automated tests, and collaborating with cross-functional teams to translate business requirements into technical specifications.
Top Benefits:
401-K
401-K Matching
Adoption Assistance
+44 More
22 Hours Ago
USA
Remote
31 Employees
Senior level
31 Employees
Senior level
Logistics • Transportation
The Senior Software Architect will gather business requirements and design technical architectures to meet current and future needs. Responsibilities include evaluating technologies, developing proof of concepts, providing mentorship, and translating business needs into tech solutions while ensuring alignment with business objectives.
22 Hours Ago
USA
Remote
732 Employees
200K-250K Annually
Expert/Leader
732 Employees
200K-250K Annually
Expert/Leader
Beauty • eCommerce • Healthtech • Retail • Telehealth
As a Principal Engineer at Hims & Hers, you will architect, build, and maintain a scalable backend platform for fulfilling customer orders and prescriptions. You will collaborate with teams across the organization to implement secure and efficient solutions while mentoring junior engineers and shaping architectural strategies.
23 Hours Ago
United States of America
61,628 Employees
100K-228K Annually
Expert/Leader
61,628 Employees
100K-228K Annually
Expert/Leader
Artificial Intelligence • Cloud • Information Technology • Consulting
The IT Developer/Engineer role focuses on researching, designing, developing, and maintaining business applications and information systems solutions. The responsibilities include analyzing business requirements, coding modifications or new programs, testing, and ensuring compliance with standards while working cross-functionally throughout the organization.
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