Demo

Senior Software Support Engineer

The Jonus Group
Philadelphia, PA Full Time
POSTED ON 8/1/2026
AVAILABLE BEFORE 8/30/2026
Job Description

Senior Software Engineer (.NET & Cloud Technologies)

Job Summary

Seeking a highly skilled and experienced Senior Software Engineer with expertise in .NET and cloud technologies to join a dynamic product development team. In this role will play a pivotal part in designing, developing, and enhancing a modern enterprise platform. Collaborating closely with product stakeholders, quality engineers, and fellow developers in an agile environment, will deliver scalable, secure, and high-performing solutions.

Compensation Package

  • Competitive salary based on experience and qualifications.
  • Comprehensive benefits package, including health, dental, and vision insurance.
  • Generous paid time off and holiday schedule.
  • Professional development opportunities and access to training resources.

Responsibilities

  • Serve as a senior engineering contributor within a cross-functional agile team, collaborating with software developers, QA engineers, and product stakeholders.
  • Develop deep technical expertise in specific areas of the platform and act as a subject matter expert.
  • Design and implement new product features and platform enhancements in alignment with business priorities and system architecture.
  • Participate in technical design discussions and contribute to architectural decisions and solution planning.
  • Translate functional requirements into scalable technical solutions in collaboration with product owners and analysts.
  • Adhere to and improve development standards, coding practices, and delivery processes.
  • Produce clear technical documentation and share knowledge across engineering teams.
  • Deliver high-quality code contributions aligned with sprint commitments and user story objectives.
  • Write and maintain unit tests and collaborate with QA teams to ensure reliable feature validation and regression coverage.
  • Optimize application performance and ensure solutions meet system reliability and scalability expectations.
  • Apply security best practices throughout the software development lifecycle.
  • Take ownership of technical challenges, from investigation to resolution, and proactively identify areas for improvement.
  • Solve complex engineering problems with creative and analytical thinking.
  • Participate in occasional in-person strategy meetings several times per year.
  • Work standard hours aligned with U.S. Eastern Time Zone operations.

Qualifications/Requirements

Required:

  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, Information Systems, or a related field, or equivalent professional experience.
  • 5–10 years of professional software development experience, primarily within the Microsoft technology stack.
  • Strong proficiency in C# and .NET development, including debugging, performance tuning, and troubleshooting complex systems.
  • Proven experience as a senior technical contributor within engineering teams.
  • Expertise in designing and delivering enterprise-level applications, including RESTful APIs, integrations, and complex business workflows.
  • Hands-on experience with cloud-based infrastructure, preferably within Microsoft Azure environments.
  • Experience with both monolithic and microservices-based architectures.
  • Proficiency in designing and implementing scalable data storage solutions using cloud technologies, including relational, document-based, and unstructured data systems.
  • Familiarity with modern DevOps practices, including CI/CD pipelines and Infrastructure-as-Code methodologies.
  • Strong communication skills and the ability to collaborate across multiple engineering teams and business stakeholders.
  • Experience working on large-scale software initiatives within agile development environments.

Salary.com Estimation for Senior Software Support Engineer in Philadelphia, PA
$108,847 to $135,185
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