Senior (.NET & React)

Senior Software Engineer (.NET & React)

About the Role

As a Senior Software Engineer, you will make an impact by designing, building, and optimizing enterprise-grade applications using C#, .NET Core, .NET Framework, React.js, and modern JavaScript. You will be a valued member of the engineering team, collaborating with product managers, architects, business stakeholders, and cross-functional teams to deliver secure, scalable, and high-performing digital solutions.

In This Role, You Will:

• Design and develop scalable enterprise applications using C#, .NET Core, and .NET Framework to support critical business operations.
• Build and maintain RESTful APIs and backend services that enable seamless integration between systems and front-end applications.
• Develop modern, responsive user interfaces using React.js, JavaScript ES5/ES6, and contemporary front-end development practices.
• Enhance application performance, reliability, and maintainability through code optimization, refactoring, and adoption of engineering best practices.
• Partner with product managers, architects, and business stakeholders to translate requirements into robust technical solutions and deliver high-quality software in an Agile environment.
  

Work Model

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position in Hardfort, CT requiring 3 days attendance at a client office. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What You Need to Have to Be Considered

• Extensive experience developing enterprise applications using C#, .NET Core, and .NET Framework.
• Strong proficiency in React.js, JavaScript (ES5/ES6), and modern front-end development methodologies.
• Experience designing and implementing RESTful APIs, microservices, and system integrations.
• Solid understanding of software engineering principles, object-oriented design patterns, testing methodologies, and secure coding practices.
• Experience working in Agile development environments, utilizing version control systems and CI/CD pipelines.
• Strong analytical, troubleshooting, and problem-solving skills with the ability to diagnose and resolve complex technical issues.
  

These Will Help You Stand Out

• Experience with cloud-native application development and deployment.
• Knowledge of application monitoring, logging, and performance optimization practices.
• Experience creating automated testing frameworks and improving test coverage across front-end and back-end solutions.
• Familiarity with scalable architecture patterns and enterprise security standards.
• Microsoft Certified: Azure Developer Associate or other relevant Microsoft/.NET or cloud certifications.

Benefits

Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical, Dental, Vision, and Life Insurance
• Paid Holidays and Paid Time Off (PTO)
• 401(k) Plan with Company Contributions
• Short-Term and Long-Term Disability Coverage
• Paid Parental Leave
• Employee Stock Purchase Plan (ESPP)

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

This position does not offer visa sponsorship. Candidates must be authorized to work without sponsorship now or in the future, including OPT, CPT, or any other work authorization requiring employer sponsorship.