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Top C# Jobs in Jacksonville, FL

Reposted 7 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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 7 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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++
Reposted 9 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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
YesterdaySaved
Remote
Jacksonville, FL
135K-183K Annually
Senior level
135K-183K Annually
Senior level
Real Estate • PropTech
Lead the software development for catastrophe modeling applications, translating scientific concepts into production-ready C++ code while collaborating with teams to enhance modeling capabilities.
Top Skills: BoostC++17CmakeDockerGCPGitGrpcJenkinsLinuxMssqlPythonVisual Studio 2026Visual Studio CodeWindows
Mid level
Artificial Intelligence • Healthtech • Analytics • Biotech
The Software Engineer develops cross-platform C++ features for AI-assisted ultrasound imaging, ensuring reliable software delivery primarily for iOS and Android, with some Windows work.
Top Skills: AndroidC++11+iOSOnnxPyTorchQtTensorFlow
YesterdaySaved
Remote
Jacksonville, FL
104K-130K Annually
Senior level
104K-130K Annually
Senior level
Software • Financial Services
The Software Engineer II will design, develop, and maintain cloud solutions, ensuring code quality, performance, and mentoring team members. Responsibilities include integration of data solutions, troubleshooting, and producing tests.
Top Skills: AngularAtlassian JiraAzure Application InsightsAzure DevopsAzure FunctionsAzure SqlBatchBlazorC#Container AppsCosmos DbData LakeDynatraceGitKubernetes ServicePowershellReactVb .NetVisual Studio
YesterdaySaved
Remote
Jacksonville, FL
138K-172K Annually
Senior level
138K-172K Annually
Senior level
Software • Financial Services
The Senior Software Engineer will design, develop, and maintain applications on the OneStream platform using .NET technologies and SQL. Responsibilities include architecting solutions, mentoring team members, and ensuring code quality.
Top Skills: AzureC#DevOpsGit ActionsMicrosoft .NetRestful ApiSQL
Reposted 3 Days AgoSaved
Jacksonville, FL
Senior level
Senior level
AdTech • Fintech • Information Technology • Database
Design and implement high-performance system software for medical devices, collaborating with hardware engineers and ensuring adherence to clinical standards.
Top Skills: C++Python
Reposted 3 Days AgoSaved
Remote
Jacksonville, FL
Senior level
Senior level
Information Technology
Design and develop scalable services/APIs using C#/.NET/.NET Core, collaborate during SDLC, mentor junior engineers, and ensure code quality.
Top Skills: C#,.Net,.Net Core,Linux,Aws,Azure,Docker,Kubernetes,Kafka
Senior level
Information Technology • Internet of Things
The role involves migrating legacy VBA applications to C#, including code analysis, redesign, performance improvement, and ensuring functional parity.
Top Skills: C#C++VBA
Reposted 5 Days AgoSaved
Remote
Jacksonville, FL
Senior level
Senior level
Artificial Intelligence • Software
Design high-performance C++ libraries for automated PCB design challenges, mentoring peers and shaping technical direction while collaborating with experts in various fields.
Top Skills: C++CudaPython
6 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
80K-120K Annually
Junior
80K-120K Annually
Junior
Information Technology • Consulting
The Junior Software Engineer will develop high-performance C++ software for scientific workloads, optimize code, and collaborate within a cross-functional team.
Top Skills: BazelC++CmakeDockerLinuxPythonSingularity
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Reposted 6 Days AgoSaved
Remote
Jacksonville, FL
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 9 Days AgoSaved
Remote
Jacksonville, FL
148K-204K Annually
Senior level
148K-204K Annually
Senior level
Information Technology • Security • Cybersecurity
The Staff Software Engineer will work on low-level Windows Kernel programming, develop features for security products, and debug real-world problems, impacting millions of endpoints.
Top Skills: AssemblyCC++Windows Os
Reposted 10 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
90K-137K Annually
Senior level
90K-137K Annually
Senior level
Fintech • Software
As a Senior Software Engineer, you will design and maintain core billing systems, lead technical discussions, mentor junior developers, and implement security measures while optimizing system performance.
Top Skills: C#PHP
21 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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++
21 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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
21 Days AgoSaved
In-Office or Remote
Jacksonville, FL
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 11 Days AgoSaved
Remote
Jacksonville, FL
158K-213K Annually
Senior level
158K-213K Annually
Senior level
Software
The Engineer will design, develop, and operate routing services, solving complex guidance scenarios and creating customizable navigation solutions for various clients.
Top Skills: AWSC++GoJvmLinuxRust
12 Days AgoSaved
Remote
Jacksonville, FL
130K-150K Annually
Senior level
130K-150K Annually
Senior level
Edtech • Software
The Senior Backend Engineer will design and maintain Azure SQL databases, optimize performance, automate deployments, and collaborate with teams on best practices and development.
Top Skills: Azure DevopsAzure MonitorAzure SqlC#DatadogEntity FrameworkPowershellSQL
12 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
Senior level
Senior level
Software
The Senior Backend Engineer will develop backend solutions using .NET/C# and modern architecture, focusing on cloud services and databases, while managing client projects.
Top Skills: .Net,C#,Asp.Net,Azure,Postgres,Sql Server,Mysql
Reposted 12 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
15-150 Annually
Mid level
15-150 Annually
Mid level
Artificial Intelligence • Information Technology • Internet of Things
As an AI Tutor in C, you'll train and evaluate AI models, review C code, write solutions, and explain coding concepts.
Top Skills: AIC
Reposted 12 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
15-150 Annually
Mid level
15-150 Annually
Mid level
Artificial Intelligence • Information Technology • Internet of Things
As an AI Tutor for C#, you will review and write C# code, document reasoning, and provide feedback to improve AI-generated code.
Top Skills: .NetAsync/AwaitC#LinqOop
Reposted 12 Days AgoSaved
Easy Apply
Remote
Jacksonville, FL
Easy Apply
15-150 Annually
Mid level
15-150 Annually
Mid level
Artificial Intelligence • Information Technology • Internet of Things
As an AI Tutor - C++, you will train AI models by reviewing AI-generated C++ code for accuracy, develop robust solutions, and provide feedback.
Top Skills: C++Memory ManagementOopStlTemplates
Reposted 12 Days AgoSaved
Remote
Jacksonville, FL
164K-273K Annually
Mid level
164K-273K Annually
Mid level
Cloud • Security • Software • Cybersecurity
Develop and support Veeam Backup for Office 365, collaborate in product development, and plan features. Requires C# expertise and cloud development experience.
Top Skills: .Net 8AmazonAzureAzure DevopsC#C++C++CliExchangeGitJenkinsOffice 365PowershellRestRiderSharepointSQLVisual Studio 2022Wpf
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