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# Senior Software Engineer (.NET / React / Cloud)

- **Company:** recruit22 LLC
- **Location:** Downers Grove, IL, United States
- **Experience:** Expert
- **Salary:** $135,000.0 - $170,000.0
- **Contract:** Permanent contract
- **Skills:** ASP.NET, JavaScript (Programming Language), .NET Framework, Amazon Web Services, Automation of Tests, Microsoft Azure, C Sharp (Programming Language), Cloud Computing, Cloud Database, Databases, Continuous Delivery, Continuous Integration, Data Integration, Data Integrity, Software Design Patterns, DevOps, Distributed Systems, HP Systems Insight Manager, Microsoft SQL Server, MongoDB, Node.Js, NoSQL, Performance Tuning, Software Architecture, Redis, E2e Testing, Software Deployment, Software Engineering, Software Systems, SQL Databases, Systems Integration, TypeScript, Web Platforms, Azure Service Bus, Data Logging, Enterprise Software Applications, Cloud Platform System, .NET Core, ReactJS, Software Application Programming, Reliability of Systems, Event Driven Architecture, Containerization, Git Flow, Kubernetes, Information Technology, Apache Kafka, Graphql, Restful APIs, Software Version Control, Docker, Microservices
- **Published:** October 29, 2026
- **Apply:** https://www.thejobnetwork.com/job/275aac89-f878-4800-801e-d132f2de3ca1/senior-software-engineer-net-react-cloud

## About the Role

* 7+ years of professional software development experience.
 * Strong experience developing applications with:
 + C#
 + .NET Core / ASP.NET Core
 + React.js
 + JavaScript / TypeScript
 + SQL Server
 + REST APIs
 * Experience building scalable distributed systems and microservices.
 * Experience with cloud platforms such as Azure or AWS.
 * Proficiency with source control, Git workflows, and CI/CD practices.
 * Experience with Docker and containerized environments.
 * Strong understanding of software design patterns and modern development methodologies.
 * Experience working within Agile/Scrum environments.
 * Excellent communication and collaboration skills., * Experience with:
 + Node.js
 + GraphQL
 + Kafka
 + Azure Service Bus
 + Event Hub
 + NoSQL databases (Redis, MongoDB, etc.)
 + Kubernetes
 * Experience supporting high-volume eCommerce or digital platforms.
 * Exposure to AI-assisted development tools and software automation.
 * Experience with performance tuning and large-scale database environments.
 * Knowledge of event-driven architecture and distributed systems.

Education

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field preferred.

Equivalent professional experience will also be considered.

## Description

As a Senior Software Engineer, you will play a key role in designing, developing, and supporting enterprise-grade software solutions that power critical business operations and customer-facing digital platforms. You will work closely with product managers, architects, QA teams, DevOps engineers, and business stakeholders to deliver scalable, secure, and high-performing applications.

This is a highly technical, hands-on role focused on full-stack development, cloud technologies, modern software architecture, and continuous delivery best practices.

Key ResponsibilitiesSoftware Development

 * Design, develop, test, and deploy enterprise applications using C#, .NET Core, ASP.NET Core, React, JavaScript, and TypeScript.
 * Develop and maintain RESTful APIs and distributed services.
 * Build scalable microservices and event-driven applications.
 * Contribute to full software development lifecycle activities including design, coding, testing, deployment, and support.
 * Troubleshoot and resolve complex application and performance issues.

Cloud & Platform Engineering

 * Develop and deploy solutions in Azure and/or AWS cloud environments.
 * Participate in cloud migration and modernization initiatives.
 * Support containerized applications using Docker and Kubernetes.
 * Contribute to Infrastructure-as-Code and cloud automation efforts.

Databases & Data Integration

 * Design and optimize SQL and NoSQL database solutions.
 * Develop and maintain integrations between internal and external systems.
 * Ensure data integrity, scalability, performance, and security.

DevOps & Quality Practices

 * Participate in CI/CD pipeline development and optimization.
 * Conduct peer code reviews and maintain coding standards.
 * Implement automated testing strategies including unit, integration, and end-to-end testing.
 * Support application monitoring, logging, telemetry, and observability initiatives.

Collaboration & Mentorship

 * Work closely with business stakeholders and cross-functional teams to define technical solutions.
 * Provide technical guidance and mentorship to junior engineers.
 * Contribute to architecture discussions and technology recommendations.
 * Support software releases and production deployments., * Deliver high-quality, maintainable software solutions.
 * Meet sprint commitments and project deadlines.
 * Contribute to platform modernization and cloud initiatives.
 * Improve system reliability, scalability, and performance.
 * Collaborate effectively across engineering and business teams.
 * Help elevate engineering standards through technical leadership and mentorship.

About Recruit22

Recruit22 is a minority-certified executive search and technology staffing firm specializing in healthcare, health technology, digital transformation, and enterprise technology talent. We connect exceptional professionals with organizations undergoing growth, modernization, and innovation initiatives.