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Top C# Jobs in Chicago, IL

11 Days Ago
Chicago, IL
Senior level
Senior level
AdTech • eCommerce • Food • Marketing Tech • Retail
The Software Engineer III will design and deliver high-quality software solutions, enhance existing software, and collaborate with teams to ensure alignment with business requirements. This role includes coding, testing, and overseeing projects from inception to closure, focusing on reducing technical debt and improving team processes.
Top Skills: C#C++ColdfusionJavaJavaScriptPython
12 Days Ago
Remote
Chicago, IL
Mid level
Mid level
Cloud • Insurance • Payments • Software
The Software Engineer will develop, test, deploy, and support custom solutions, collaborate on feature development, provide client support, and communicate improvement ideas while managing multiple projects.
Top Skills: .NetAsp.NetC#JavaJavaScriptMvcWeb Api
12 Days Ago
Hybrid
Chicago, IL
99K-140K Annually
Mid level
99K-140K Annually
Mid level
Fintech • Financial Services
The Sr. .NET Developer will collaborate within an agile team to design, develop, and implement full stack application solutions, focusing on software engineering practices to deliver quality results. Responsibilities include enhancing and maintaining application solutions, analyzing business needs, and developing software solutions leveraging various Microsoft technologies and integration tools.
Top Skills: .NetC#
12 Days Ago
Hybrid
Chicago, IL
116K Annually
Senior level
116K Annually
Senior level
Enterprise Web • Fintech • Financial Services
As a Senior QA Automation Engineer, you will build test automation frameworks, execute test cases, track bugs, mentor SDETs on best practices, and research new testing tools and methodologies. You will collaborate closely with the development team to ensure product quality and report on testing results actively.
Top Skills: C#JavaJavaScript
13 Days Ago
Remote
Chicago, IL
Senior level
Senior level
Cloud • Insurance • Payments • Software
As an Application Architect, you will guide architectural design and provide technical guidance to Software Engineers, helping to migrate to a microservices architecture while ensuring software is scalable and maintainable. You'll collaborate with various teams, mentor developers, and participate in code reviews and design meetings to uphold quality and standards.
Top Skills: .NetC#GoJavaScriptReact
13 Days Ago
Hybrid
Chicago, IL
98K-184K Annually
Senior level
98K-184K Annually
Senior level
Automotive • Hardware • Internet of Things • Mobile • Software • Design • App development
The Staff Software Engineer will lead the design, development, and enhancement of myQ's Cloud IoT middleware, ensuring it is robust and scalable. Responsibilities include collaborating with cross-functional teams, mentoring engineers, championing Agile practices, and driving technical discussions while adhering to best practices in coding and security.
Top Skills: .NetAWSC#DockerGitKubernetesSQLTerraform
13 Days Ago
Hybrid
Chicago, IL
73K-138K Annually
Mid level
73K-138K Annually
Mid level
Automotive • Hardware • Internet of Things • Mobile • Software • Design • App development
The Software Engineer 3 will develop and maintain middleware platforms for the myQ program, working cross-functionally to translate product requirements into technical specifications. Responsibilities include developing APIs, conducting peer reviews, mentoring junior engineers, ensuring coding standards adherence, and maintaining security compliance.
Top Skills: .NetAWSAzureC#SQL
13 Days Ago
Remote
Chicago, IL
Entry level
Entry level
Cloud • Insurance • Payments • Software
The Software Engineer will develop and maintain web applications and microservices using React and Golang, collaborating with team members to deliver high-quality solutions. Responsibilities include designing RESTful services, integrating APIs, and ensuring security and scalability.
Top Skills: .NetC#GoJavaScriptNode JsReactTypescript
15 Days Ago
Easy Apply
Hybrid
Chicago, IL
Easy Apply
Mid level
Mid level
Fintech
The role involves full life cycle development and deployment of C++ applications for a trading platform, focusing on low-latency solutions and system optimization. The engineer will collaborate with the quant team, troubleshoot real-time data issues, and improve system performance.
Top Skills: C#C++Java
16 Days Ago
Chicago, IL
125K-200K Annually
Mid level
125K-200K Annually
Mid level
Fintech • Software
The Software Engineer will develop trading algorithms, conduct high-speed data analysis, and design execution engines, primarily writing efficient C++ code on Linux. The role requires collaboration within a technology-focused team in a proprietary trading firm.
Top Skills: C#C++Java
16 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Enterprise Web • Fintech • Financial Services
The Lead Software Engineer will develop and maintain web applications, APIs, and microservices using Microsoft and Cloud technologies. He/she will lead a team, mentor junior engineers, and collaborate with global teams on various project activities. Responsibilities also include monitoring systems performance and addressing production issues to improve system availability.
Top Skills: .NetAWSC#JavaScriptNode.jsPythonSQL
19 Days Ago
Remote
Hybrid
Chicago, IL
Senior level
Senior level
Cloud • Enterprise Web • Information Technology • Productivity • Professional Services • Software • Consulting
The Senior Back End Developer will design, develop, and maintain scalable and high-quality back-end systems for SaaS products, collaborating with front-end developers and project managers. Responsibilities include implementing security standards, leading technical teams, conducting code reviews, and promoting continuous improvement within the development process.
Top Skills: C#
20 Days Ago
Easy Apply
Chicago, IL
Easy Apply
100K-150K Annually
Mid level
100K-150K Annually
Mid level
Fintech • Financial Services
As a Software Engineer on the Applications Team at Gelber Group, you will develop and support applications for algorithmic trading desks, collaborate with engineering and trading teams, and engage in a fast-paced environment focusing on software development and system architecture.
Top Skills: C#C++JavaPython
20 Days Ago
Easy Apply
Chicago, IL
Easy Apply
80K-120K Annually
Junior
80K-120K Annually
Junior
Fintech • Financial Services
As a Junior Technical Operations Software Engineer at Gelber Group, you will manage and implement improvements to tech and trading operations, automate processes, troubleshoot complex issues, and collaborate with various teams to enhance overall efficiency. The role involves serving in a fast-paced environment and requires a strong interest in technical skill development.
Top Skills: C#JavaPythonSQL
20 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Fintech • Information Technology • Legal Tech • Software • Cybersecurity • Data Privacy
The Senior Software Quality Assurance Analyst is responsible for ensuring software quality through manual and automated testing, developing test plans, and collaborating with developers. Duties include identifying defects, conducting performance tests, and mentoring team members.
Top Skills: C#JavaScriptSQL
21 Days Ago
Remote
Chicago, IL
Senior level
Senior level
Cloud • Insurance • Payments • Software
The Senior Software Engineer will develop and maintain web applications and microservices using React and Golang, collaborate with teams to deliver high-quality technical solutions, and ensure stack designs meet security, speed, and scalability standards.
Top Skills: .NetC#GoJavaScriptNode JsReactTypescript
24 Days Ago
Remote
Chicago, IL
87K-111K Annually
Junior
87K-111K Annually
Junior
Fintech • Financial Services
As a Software Engineer II, you will develop user experiences and API-based solutions within an Agile environment. Responsibilities include collaborating with cross-functional teams, transforming designs into responsive front-end experiences, and ensuring high software quality through testing and adherence to best practices.
Top Skills: C#C++JavaJavaScriptPythonSql,T-SqlVb.Net
24 Days Ago
Easy Apply
Hybrid
Chicago, IL
Easy Apply
Senior level
Senior level
Fintech • Information Technology • Other • Software • Financial Services
As a Front End Developer at Belvedere Trading, you will collaborate with traders and product owners to create functional user interfaces for trading systems. Your responsibilities include software development, application design, maintaining and troubleshooting trading applications, and ensuring high-quality software delivery while applying best practices in development.
Top Skills: C#JavaReactRedux
Senior level
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
The Senior Software Development Engineer in Test will lead automated testing initiatives, mentor junior engineers, and drive quality engineering practices while collaborating with Agile teams to ensure software reliability and quality standards are met.
Top Skills: C#JavaJavaScriptPythonTypescript
24 Days Ago
Easy Apply
Hybrid
Chicago, IL
Easy Apply
Senior level
Senior level
Fintech • Information Technology • Other • Software • Financial Services
The Team Lead for Front End Engineering will lead a development team to build applications for traders, mentor team members, and collaborate with product managers. Responsibilities include enhancing user experience, managing team projects, and improving code quality while fostering a collaborative environment.
Top Skills: C#C++CSSJavaScriptPythonReactTypescript
24 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
The Senior Software Engineer will be responsible for leading and architecting complex systems applications, mentoring programming staff, and ensuring the efficient integration of business applications. This role involves evaluating client requirements, providing technical consultation, and designing efficient solutions. The engineer will work closely with clients and vendors, supporting application implementations and managing project teams.
Top Skills: C#JavaJavaScriptPythonRSQLTypescript
24 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Enterprise Web • Fintech • Financial Services
The Senior Software Engineer will join an Agile team to deliver high-quality software solutions and maintain components. Responsibilities include designing and implementing scalable applications, participating in production support, and adapting to new technologies.
Top Skills: C#JavaScriptTypescript
24 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
The Sr. Software Engineer at CNA will provide expertise in systems analysis, design, application development, and testing. Responsibilities include leading projects, designing application specifications, and mentoring staff. The role also involves evaluating solutions, managing client relations, and ensuring system integration and maintenance.
Top Skills: C#JavaJavaScriptSQL
24 Days Ago
Hybrid
Chicago, IL
Senior level
Senior level
Cloud • Insurance • Professional Services • Analytics • Cybersecurity
The Sr. Software Engineer will lead and guide the design, development, and integration of complex systems applications while providing systems analysis and design. Responsibilities include creating application specifications, coordinating with various IT areas, and developing ETL workflows using Informatica. The role involves technical consulting, project leadership, and ensuring effective application solutions to meet business requirements.
Top Skills: C#JavaJavaScript
2 Days Ago
Chicago, IL
175K-175K Annually
Senior level
175K-175K Annually
Senior level
Fintech
As a Senior Software Engineer, you will lead major initiatives and design, develop, and maintain the trading infrastructure while collaborating with traders and engineers. You will ensure adherence to standards and drive technical direction, applying your strong engineering instincts and understanding of computer science fundamentals.
Top Skills: CC#C++Python
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