Senior Principal Software Engineer (.Net/IAM / OIDC / OAuth2, OKTA)

Position: Senior Principal Software Engineer (.Net/IAM / OIDC / OAuth2, OKTA)

Location: Coppell, TX

Duration: 6 Months Contract to Hire

Rate: $ Open/Hour W2

*** Local Resource required who can attend Face to Face Interview ***

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 + 8 years of work experience or bachelor’s degree in a technical field + 10 + years related experience.

Experience designing, architecting, and implementing secure authentication and authorization solutions using IAM, SSO, OIDC, SAML, Oauth2

Experience developing software for the US mortgage industry.

Knowledge, Skills, and Abilities

Adaptive leadership style, capable of leading multi-disciplinary teams with diverse skill sets and experience levels

Excellent interpersonal, oral, and written communication skills

Ability to respond quickly to sensitive issues, complex inquiries, or complaints from clients, co-workers and or management

Strong analytical skills

Proficiency with:

Okta integration and configuration

ASP.Net / MVC / WebApi / C# / .Net 4.0+

Developing solutions around IAM / OIDC / OAuth2

Design Patterns

OOPS

Web Services

XML

SQL Server 2012 and above

Experience with Windows Services

Experience in third party integrations.

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