Senior .NET Developer - Hybrid

Cognizant; Norfolk (VA); Hybrid; USD 60,000 - 117,000; Full time

Benefits offered by this job

Medical Insurance

Paid holidays

401(k) plan

Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking a Senior .NET Developer in Norfolk, VA for a hybrid role. You will oversee end-to-end delivery of complex ASP.NET MVC and Core applications, design secure APIs, and ensure data reliability for payer clients.

The team works across onsite and remote locations with a focus on quality and regulatory compliance. Key responsibilities include guiding architecture, mentoring engineers, and driving modernization of legacy systems toward cloud-friendly solutions, with a flexible,

Qualifications

• Strong proficiency in ASP.NET MVC and .NET Core web API development with C#.
• Experience with VB.NET and mixed language codebases.
• Understanding payer domain processes (enrollment, claims, billing).

Responsibilities

• Oversee end-to-end delivery of complex applications in the payer domain.
• Lead milestones, estimate effort and coordinate hybrid team execution.
• Design secure, scalable ASP.NET Core web APIs and integrate with partner systems.
• Promote secure coding practices and implement automated testing.
• Mentor engineers on hybrid work practices and documentation.

Skills

ASP.NET MVC

.NET Core Web API

C#.NET

Payer domain knowledge

Hybrid work collaboration

Problem solving

Tools

VB.NET

C#

ASP.NET MVC

.NET Core

Job description

Senior .NET Developer - Hybrid

Important Disclaimers:

Please note: A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.

Candidate must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future

In this role, you will:

• Oversee end to end delivery of complex applications built on asp dot net mvc and core frameworks ensuring robust architecture code quality and alignment with payer domain requirements to improve operational efficiency and data reliability for business stakeholders.
• Lead engineering planning activities by defining milestones estimating effort and coordinating hybrid team execution so that day shift delivery cycles meet stringent timelines and quality standards without requiring travel.
• Drive design and implementation of secure scalable asp dot net core web apis that streamline integrations between payer platforms partner systems and internal tools resulting in faster claims processing and better member service outcomes.
• Manage code development practices in vb dot net and c sharp dot net programming by establishing conventions reviewing merges and promoting reuse to optimize performance maintainability and long term sustainability of the dot net framework based solutions.
• Coordinate closely with product owners business analysts and payer operations experts to translate domain use cases into clear technical designs thereby reducing ambiguity and ensuring that engineering output directly addresses real world payer challenges.
• Provide hands on guidance to engineers on dot net core deployment patterns error handling logging and configuration management helping the team build resilient services that can be monitored and improved continuously.
• Champion secure coding practices across all asp dot net components by promoting validations encryption and proper access control so that sensitive payer information is protected and regulatory expectations are met.
• Facilitate regular technical reviews and walkthroughs of mvc controllers data access layers and service interfaces to detect defects early improve system performance and foster shared ownership of application reliability.
• Guide the modernization of legacy dot net framework applications into more modular and cloud friendly architectures enabling smoother integration with contemporary payer platforms and supporting long term digital transformation goals.
• Support continuous improvement by introducing automated testing strategies for web applications and apis using appropriate tools so that defect leakage is minimized and day to day releases remain stable and predictable.
• Collaborate with cross functional teams including operations compliance and analytics to ensure that engineering outputs deliver measurable business value such as reduced processing times improved data accuracy and enhanced reporting for payer clients.
• Mentor engineers on hybrid work best practices communication routines and documentation standards to keep distributed teams aligned focused and accountable while maintaining productivity during day shifts.
• Promote data driven decision making by encouraging the use of engineering metrics defect trends and deployment health indicators so that future technical investments in payer solutions are guided by tangible outcomes.

Location: Norfolk - VA
Work model: Hybrid

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 3 days a week in a client or Cognizant office in Norfolk - VA. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

What you need to have to be considered:

• Demonstrate strong proficiency in ASP.NET mvc and .NET Core web api development using C# .NET to build secure scalable endpoints and responsive web front ends tailored to payer business workflows.
• Apply deep knowledge of the dot net framework and dot net core runtime to design efficient data processing components threading models and configuration strategies suitable for transaction heavy payer environments.
• Utilize practical experience with VB.NET and C# .NET programming to maintain and refactor mixed language codebases preserving business logic while gradually modernizing systems for higher reliability.
• Bring solid understanding of payer domain processes such as enrollment claims adjudication billing and provider data management to ensure that technical solutions accurately reflect operational rules and constraints.
• Use familiarity with hybrid work models collaboration tools and structured documentation habits to maintain clear communication and delivery consistency across onsite and remote engineering team members.
• Employ strong problem solving and analytical skills to diagnose complex application issues performance bottlenecks and integration errors within payer systems and to implement sustainable corrective actions.

Salary and Other Compensation:

Applications will be accepted until 10/2/2026.

The annual salary for this position is between $60K – 117K depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

• Medical/Dental/Vision/Life Insurance
• Paid holidays plus Paid Time Off
• 401(k) plan and contributions
• Long-term/Short-term Disability
• Paid Parental Leave
• Employee Stock Purchase Plan

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.