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[Remote] Sr. Software Systems Engineer (C#/.NET Developer)

Remote · Sri Lanka Full-time

Note: The job is a remote job and is open to candidates in USA. SAIC is seeking a customer-oriented senior software engineer to support VA healthcare data platforms. The role focuses on designing, developing, deploying, and maintaining C#/.NET and AWS backend services for high-volume healthcare EDI transactions, APIs, databases, and cloud-native systems.

Responsibilities

  • Design, build, and maintain C#/.NET/AWS backend services handling high-volume healthcare EDI transactions (837, 835, etc.)
  • Parse, validate, and transform X12 EDI documents
  • Debug complex transaction-level issues across payers, clearinghouses, and trading partners
  • Write, optimize, and troubleshoot SQL stored procedures including performance tuning, query analysis, and complex data transformations
  • Work with XML object store data query, parse, and manipulate structured XML within MSSQL
  • Write clean, testable, well-documented code and participate actively in code review
  • Contribute to shared platform libraries and services used across multiple product initiatives
  • Performs technical planning, high level and detailed requirements definition, test planning and execution with team members and stakeholders on a daily basis
  • Serve as an active member of the software development team participating in daily stand-ups
  • Deploy, support and ensure the performance, quality, and responsiveness of application
  • Provide development support, as needed, for solutions deployed to production
  • Implement long term solutions and building blocks within the agile framework for improved reusability
  • Apply and promote best software engineering practices
  • Use Integrated Development Environment (IDE) tools to include Visual Studio and Git

Skills

  • • Bachelor's or Master's degree in computer science, electronics engineering or other engineering or technical discipline is required
  • • Minimum of 8 years of experience in software development using C#/.NET technologies
  • • Proven track record of working on complex software projects and leading development initiatives
  • • Experience with designing, developing, and deploying enterprise-level applications
  • • Strong proficiency in C#/.NET ecosystem
  • • Proficiency in developing back-end applications using design and integration patterns
  • • Strong SQL skills writing and optimizing stored procedures, troubleshooting execution plans, performance tuning in MSSQL
  • • Proficient with Git and GitHub
  • • Experience with MSSQL or similar relational databases
  • • Proficiency in database design and development, including working with SQL Server and Entity Framework
  • • Familiarity with cloud platforms (e.g., Microsoft Azure, AWS) and services
  • • Understanding of continuous integration/continuous deployment (CI/CD) practices and tools (e.g., AWS CodePipeline, CodeBuild, CodeDeploy)
  • • Knowledge of unit testing frameworks and tools (e.g., NUnit, xUnit, MSTest)
  • • Proficiency in using development tools like Visual Studio and Visual Studio Code
  • • Excellent problem-solving and analytical skills
  • • Strong communication and interpersonal abilities
  • • Ability to work independently and as part of a large team
  • • Attention to detail and commitment to producing high-quality software
  • • Ability to prioritize tasks and manage time effectively using JIRA
  • • Experience with agile development methodologies (e.g., Scrum, Kanban)
  • • Familiarity with DevOps practices and infrastructure as code (IaC)
  • • Ability to conduct code reviews and provide constructive feedback
  • • Experience with performance tuning and optimization of applications
  • • US Citizenship with the ability to obtain and maintain a Public Trust clearance
  • • Hands-on AWS experience (serverless, messaging, storage, databases) preferred
  • • Knowledge of microservices and event-driven architecture and containerization technologies (e.g., Docker, ECS, EKS) is a plus
  • • Experience with healthcare payer/PBM systems, clearinghouses, or pharmacy operations is a plus

Benefits

  • This is a 100% Remote role.

Company Overview

  • SAIC specializes in IT, enterprise IT, engineering, and professional services. It was founded in 1969, and is headquartered in Reston, Virginia, USA, with a workforce of 10001+ employees. Its website is http://www.saic.com.
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