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Sr .NET Lead Engineer & IAM Specialization - hybrid

Simple Software Solutions Group
United StatesRemotecontractVerifiedPosted 11 Apr 2026

About the role

Job Title: Sr .NET Lead Engineer & IAM Specialization - hybrid

MUST HAVES: ​12-15+ years of experience with C#/.NET development & IAM Implementation skills too.

1. Strong C# Development

  • ASP.NET / Web API projects
  • Microservices or API development
  • SQL Server usage
  • Hands-on coding (not oversight)

2. IAM in Code (Critical)

Look for:

  • Implemented OAuth2 flows in C#
  • Built OIDC authentication in .NET apps
  • Integrated Okta/Auth0 using SDKs
  • Token validation / claims handling
  • SAML integration inside apps

 Position Summary:

The Principal Software Engineer is responsible for identification and development enterprise solutions.

Principal Duties:

  • Design, architect, and implement secure authentication and authorization solutions using Identity and Access Management (IAM) principles to enable Single Sign-On (SSO) and secure access for internal and external applications, platforms, and APIs.
  • Lead the implementation of modern identity standards , including OpenID Connect (OIDC) and OAuth 2.0 , supporting a variety of use cases such as web applications, mobile applications, B2B integrations, and service-to-service communication.
  • Build and maintain enterprise-grade integrations with Okta , enabling application onboarding, federation, and secure access to protected resources in alignment with organizational identity standards.
  • Partner closely with architecture, platform, security, and product teams to define and evolve standard authentication and authorization patterns, ensuring consistency, scalability, and security across the enterprise.
  • Document identity architectures, integration patterns, and operational guidance , enabling development teams and platform teams to efficiently onboard applications and troubleshoot authentication and authorization issues.
  • Responsible for one or more applications, working with Business Systems Manager and Business Analyst counterparts on planning and delivering code changes to production, ensuring teams work on schedule
  • Provide business and project expertise when collaborating with clients, IT resources, vendors, consultants and other stakeholders to identify the user requirements, assess technologies, recommend and implement technical solutions.
  • Participate in estimation process.
  • Responsible for source code development; create technical documentation; utilize software configuration, version and quality management processes.
  • Responsible for unit testing, performance tuning, defect remediation during testing, and deployment planning
  • Participate in Production Support Escalation if necessary for high-severity issues within their application domain
  • Can analyze, design and develop complex programming systems independently.
  • Chair Agile Team meetings
  • Performs related duties as assigned by management.

Education and Experience

  • Master’s degree in a technical field + 3 years of work experience or bachelor’s degree in a technical field + 5 years related experience.

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Company

Simple Software Solutions Group

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