SAIC

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

SAIC • $110K — $130K *
El Paso, TX 79925Hybrid
Healthcare
8 - 10 years of experience
Today
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Job Overview by Ladders

Qualifications

  • Bachelor's or master's degree in computer science or a related field
  • 8+ years of software development experience with C#/.NET
  • Experience designing and deploying enterprise-level applications
  • Strong proficiency in AWS, particularly serverless and messaging services
  • Expertise in SQL, particularly in creating and optimizing stored procedures
  • Proficiency with Git and experience in collaborative coding environments
  • Familiarity with cloud platforms and CI/CD tools, especially AWS tools like CodePipeline.

Responsibilities

  • Design, build, and maintain backend services for high-volume healthcare EDI transactions
  • Parse, validate, and transform X12 EDI documents
  • Debug transaction issues involving multiple external entities
  • Write and optimize SQL stored procedures focusing on performance
  • Manipulate structured XML data within MSSQL
  • Contribute to shared libraries and services across products
  • Implement software engineering best practices.

Benefits

  • Flexible work environment with a fully remote setup
  • Opportunities for professional development and continuing education
  • Engagement in meaningful projects that impact healthcare data flow
  • Collaborative team culture with daily stand-ups
  • Supportive of diverse and inclusive working atmosphere.
Full Job Description
Job Description

SAIC is searching for a motivated, career and customer-oriented Sr. Software Engineer (C#/.NET Developer) who will work across EDI transaction processing, backend API development, and cloud native systems on AWS. This is a hands-on engineering role with direct impact on how VA healthcare data flows through our platform. This is a 100% Remote role.

Job Description:
  • 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


Qualifications

Education:
  • Bachelor's or master's degree in computer science, electronics engineering or other engineering or technical discipline is required

Experience:
  • 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

Requirements:
  • Strong proficiency in C#/.NET ecosystem
  • Proficiency in developing back-end applications using design and integration patterns
  • Hands-on AWS experience (serverless, messaging, storage, databases) preferred
  • 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
  • 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

Clearance Requirement:
  • US Citizenship with the ability to obtain and maintain a Public Trust clearance

About SAIC

Science Applications International Corporation (SAIC) is a technology integrator in the technical, engineering, intelligence, and enterprise information technology markets. SAIC has approximately 26,000 employees and operates in more than 70 countries. The company was founded in 1969 and is headquartered in Reston, Virginia. SAIC provides services to the U.S. government, including the Department of Defense, the intelligence community, and civilian agencies. The company also serves commercial customers in the healthcare, energy, and financial services sectors.
Learn more about SAIC
Size
26,000 employees
Market Cap
$6 billion
Industry
Information Technology
Net Income
$206 million
Founded
1969
5 Year Trend
+10.7%
Revenue
$6.8 billion
NASDAQ
SAIC
* Ladders Estimates

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