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Top C# Jobs in Chicago, IL

8 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
The AI Software Engineer will train large-language models, compare code snippets, and provide feedback to improve AI-generated code. Requires strong C++ skills and attention to detail.
Top Skills: C++
8 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
Help train large-language models to write production-grade code by comparing, ranking, repairing, and refactoring AI-generated code, while providing feedback for reinforcement learning.
Top Skills: C
8 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
Join our team to help train large-language models by evaluating and improving AI-generated code, leveraging your coding and communication skills.
Top Skills: C#
Reposted 8 Days AgoSaved
In-Office
Chicago, IL
130K-185K Annually
Senior level
130K-185K Annually
Senior level
Fintech • Information Technology • Software • Financial Services
Design, implement, and maintain low-latency C++ applications for trading strategy execution, optimizing performance, and collaborating with traders and engineers.
Top Skills: BashC++17LinuxPython
Reposted 8 Days AgoSaved
In-Office or Remote
Chicago, IL
Mid level
Mid level
Fintech • Software • Financial Services • Cryptocurrency
Develop and optimize low-latency options trading systems, collaborate with quants and traders, maintain trading infrastructure, and design resilient trading solutions.
Top Skills: C++Node.jsPythonRust
11 Days AgoSaved
In-Office
Chicago, IL
130K-204K Annually
Senior level
130K-204K Annually
Senior level
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
Design, build, and support the video advertising platform. Responsible for the software development lifecycle while collaborating with cross-functional teams and mentoring junior engineers.
Top Skills: AgileC++Db DesignNetwork ProgrammingPythonSdlc
Reposted YesterdaySaved
Remote
Chicago, IL
Senior level
Senior level
Fintech • Software
You will develop and maintain components of the LLVM based toolchain, collaborating with the community while ensuring platform-specific optimizations and tests.
Top Skills: BashC++ClangCmakeGccLlvmPython
Reposted 2 Days AgoSaved
Easy Apply
Remote
Chicago, IL
Easy Apply
Mid level
Mid level
Software
The Core Software Engineer will develop platform technologies, focusing on applications using C++ or Rust, and ship cross-platform libraries.
Top Skills: C#C++RustSwift
Reposted 2 Days AgoSaved
Easy Apply
Remote
Chicago, IL
Easy Apply
160K-240K Annually
Senior level
160K-240K Annually
Senior level
Sports
Design and develop a data platform for sports entertainment, deliver features, maintain code quality, and research new technologies in a collaborative environment.
Top Skills: AWSAzureC++CdkDockerEcsFlinkGCPKafkaKinesisKubernetesTerraform
Reposted 12 Days AgoSaved
In-Office
Chicago, IL
150K-235K Annually
Senior level
150K-235K Annually
Senior level
Digital Media • Gaming • Internet of Things • News + Entertainment • Retail • Business Intelligence • Cybersecurity
The Lead Software Engineer will oversee the software development lifecycle of a high-performance Ad Server, collaborating with stakeholders, mentoring junior engineers, and ensuring quality and timeliness of releases.
Top Skills: C++Db DesignGoNetwork Programming
13 Days AgoSaved
In-Office
Chicago, IL
Senior level
Senior level
Aerospace • Big Data • Fintech • Software • Analytics
The Sr. Software Engineer will architect and develop C++ systems, optimize services, build APIs, and mentor junior staff while ensuring high throughput and low latency solutions for financial data processing.
Top Skills: AnsibleC++Github ActionsJenkinsLinuxMssqlMySQLPerlPythonShellTerraform
Reposted 3 Days AgoSaved
Remote
Chicago, IL
160K-342K Annually
Senior level
160K-342K Annually
Senior level
Aerospace • Artificial Intelligence • Machine Learning • Robotics • Software
Join the Hivemind perception team to develop software solutions for GPS-denied navigation and object detection. Enhance SDK capabilities, lead design reviews, and mentor engineers.
Top Skills: C++ (11 Or Greater)Ci/CdGitLinuxTest-Driven Development
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Reposted 4 Days AgoSaved
Easy Apply
Remote
Chicago, IL
Easy Apply
Senior level
Senior level
Artificial Intelligence • Computer Vision • Cybersecurity
Design and build performance-critical components in C++. Require expertise in multithreaded systems, CI/CD pipelines, and GTK integration, as well as Python scripting.
Top Skills: C++CmakeConanGithub ActionsGtkLinuxPython
Reposted 5 Days AgoSaved
Remote
Chicago, IL
112K-140K Annually
Senior level
112K-140K Annually
Senior level
Software
The Sr. Software Engineer will develop scalable cloud-native APIs using .NET, lead architectural discussions, and mentor team members while improving core system components.
Top Skills: .Net CoreAWSJavaKubernetesOpentelemetryPostgres
Reposted 7 Days AgoSaved
Remote
Chicago, IL
5-5 Annually
Senior level
5-5 Annually
Senior level
Cloud • Digital Media • Hardware • News + Entertainment • Software
Seeking a Senior Software Developer for developing high-performance distributed systems for media workflows, including video transcoding and content delivery.
Top Skills: .Net CoreC#C++GraphQLGrpcLinuxMySQLPostgresRest ApisSQL ServerWebrtcWebsockets
Reposted 7 Days AgoSaved
Easy Apply
Remote
Chicago, IL
Easy Apply
15-150 Annually
Mid level
15-150 Annually
Mid level
Artificial Intelligence • Information Technology • Internet of Things
As an AI Tutor - Objective-C, you will review and improve AI-generated Objective-C code, ensuring correctness and adherence to best practices while solving development challenges.
Top Skills: CocoaFoundationObjective-CUikit
8 Days AgoSaved
Remote
Chicago, IL
Senior level
Senior level
Cloud • Security
As a Senior C# Software Engineer, you'll be part of a collaborative team developing software for cloud-hosted and on-premises applications, focusing on the full software development lifecycle and mentoring junior members.
Top Skills: .Net CoreAngularAWSAzureC#GitMs SqlRest ApisSoapTypescript
Reposted 18 Days AgoSaved
In-Office
Chicago, IL
130K-130K Annually
Internship
130K-130K Annually
Internship
Fintech • Payments • Financial Services
As a Software Engineer Intern, you will develop, test, and maintain Windows desktop applications, collaborating with teams to enhance trading efficiency.
Top Skills: .NetC#GitNunitWinformsWpf
20 Days AgoSaved
In-Office
Chicago, IL
Senior level
Senior level
Information Technology • Software
The role involves using C++ for software development focusing on object-oriented principles, with projects on Linux and Windows operating systems. It requires strong debugging and testing skills, along with adaptability to new technologies.
Top Skills: C++DbLinuxWindows
20 Days AgoSaved
In-Office
Chicago, IL
Senior level
Senior level
Information Technology • Software
The C++ Developer will engage in software development focusing heavily on C++ and object-oriented programming, primarily for Linux and Windows systems.
Top Skills: C++LinuxWindows
Reposted 20 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
The Software Engineer will analyze, rank, and improve AI-generated code, providing feedback for reinforcement learning in a remote role.
Top Skills: C#
Reposted 20 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
The role involves training large-language models to improve code generation, reviewing and editing AI-generated code, and providing feedback for reinforcement learning refinement.
Top Skills: C++
12 Days AgoSaved
Easy Apply
Remote
Chicago, IL
Easy Apply
141K-208K Annually
Mid level
141K-208K Annually
Mid level
Database • Analytics
Contribute to and optimize the performance of ClickHouse, assist with debugging, collaborate with teams, and engage with the open-source community.
Top Skills: C++KubernetesTcp/IpUnix/Linux
22 Days AgoSaved
In-Office or Remote
Chicago, IL
30-70 Hourly
Mid level
30-70 Hourly
Mid level
HR Tech • Other • Professional Services
Train large-language models to improve code quality by comparing snippets, providing feedback, and refining AI-generated code. Requires strong communication skills and attention to detail.
Top Skills: C
Reposted 12 Days AgoSaved
Remote
Chicago, IL
117K-163K Annually
Senior level
117K-163K Annually
Senior level
Software • Financial Services
The Lead Software Engineer will develop software, mentor peers, ensure software quality, and create architectural approaches while guiding development teams.
Top Skills: .NetAi/CopilotAzureC#Node.jsReactTerraformTerragruntVb.Net
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