Sr. Software Engineer, .NET Developer

Senior Software Engineer, .NET Developer

Position Summary

File & ServeXpress LLC (FSX) is a premier provider of electronic filing and electronic service applications for the legal industry. The Sr. Software Engineer will be proficient in C#, LINQ, and ASP.NET Web API. Our ideal candidate will have built systems with technologies like Entity Framework, SQL Server, and Azure Functions, and be comfortable taking on a project on their own or as part of a team.

Responsibilities & Duties

  • Design, Develop, and maintain solutions for FSX’s clients
  • Participate in all steps of the Agile process including Sprint Planning, Sprint Review, Sprint Retrospective, and Daily Scrum
  • Thoroughly test through both automated and manual means all code to prove its effectiveness
  • Collaborate and help team members by sharing knowledge and combining brainpower to solve problems
  • Look for ways to improve processes and functionality to further deliver increased value to FSX’s clients
  • Mentor and manage other Software Engineers

Skills, Knowledge & Abilities

  • Nice to have: Messaging experience with technologies like Azure Service Bus, ActiveMQ, Amazon SQS, or similar
  • Experience in Agile/Scrum methodologies is a plus
  • C#, .NET Framework and/or .NET Core, ASP.NET Web API
  • SQL Server Experience; can also be any RDBMS: Oracle, DB2, MySQL, Postgres
  • Demonstrated experience working on applications with multiple services/aspects working together, consuming and/or producing data to specification
  • Experience with Git and GitFlow branching.
  • Deep knowledge of software development lifecycle best practices, including source control, testing, security, maintainability, code reuse, etc.
  • Drive to understand the vision of a project and work closely with team members to see it through to completion
  • Ability to communicate with non-technical stakeholders

Job Requirements

  • Bachelor’s degree in Computer Science or equivalent experience
  • 5+ years of experience in a prior software engineering role including interactions with nontechnical stakeholders

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Perks and Benefits

health benefits

Our competitive benefits package includes premium medical, dental, and vision coverage for employees and their dependents.


FSX employee perks include 401k, life and disability insurance,, and work hour flexibility.

Work-life balance

A healthy work-life balance is vital. Our flexible PTO plan encourages team members to take time off so they can return feeling refreshed.