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Added 10 mins ago
C
Senior Full Stack Engineer – .NET & C#
Cognizant
Annapolis, MD
- $86,000 to $99,000 USD / year
As a Senior Full Stack Engineer – .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 10 mins ago
C
Senior Java Full Stack Engineer – Spring Boot & AWS
Cognizant
Annapolis, MD
- $86,000 to $99,000 USD / year
As a Senior Java Full Stack Engineer – Spring Boot & AWS , you will make an impact by designing and delivering scalable, secure, cloud-based applications using Java, Spring Boot, React, and…
Added 10 mins ago
C
Senior .NET Full Stack Engineer with C#
Cognizant
Annapolis, MD
- $86,000 to $99,000 USD / year
As a Senior .NET Full Stack Engineer with C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including…
Added 26 mins ago
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Staff Professional II (Geotechnical) - Chantilly, VA
Hillis-Carnes
Chantilly, VA
- $65,000 to $90,000 USD / year
Support project managers and senior engineers with project planning and execution.
Added 26 mins ago
H
Project Engineer II (Geotechnical)- Chantilly, VA
Hillis-Carnes
Chantilly, VA
- $80,000 to $120,000 USD / year
This position may progress to Senior Project Engineer role based on demonstrated proficiency, management capabilities, business development contributions and leadership performance.
Added 33 mins ago
Graduate Development Program, Associate Engineer, Electrical Planning and Design
natgridProd
Syracuse, NY · Buffalo, NY · Albany, NY
…help shape the future of the electric grid? As an Associate Engineer in Electrical Planning and Design, you’ll support projects that help keep electric service safe, reliable, and ready for…
Added 34 mins ago
Graduate Development Program, Associate Technology Engineer, Technology Engineering
natgridProd
Marlboro, MA · Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Technology Engineer, Technology Engineering
natgridProd
Northboro, MA · Buffalo, NY · Syracuse, NY · Waltham, MA
Are you ready to build technology that supports the future of energy? As an Associate Technology Engineer on the Technology Engineering team, you’ll help develop data and AI solutions that…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Asset Strategy
natgridProd
Northboro, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Analyst, Technology Security
natgridProd
Brooklyn, NY · Syracuse, NY · Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Transmission & Distribution Line Standards
natgridProd
Northboro, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Software Engineering
natgridProd
Syracuse, NY · Brooklyn, NY · Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, EMS Display and Visualization Specialist
natgridProd
Buffalo, NY
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Distribution Planning & Asset Management
natgridProd
Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Transmission Planning Modeling
natgridProd
Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Transmission Planning
natgridProd
Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, EMS Display and Visualization Specialist
natgridProd
Altamont, NY
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, EMS Display and Visualization Specialist
natgridProd
Liverpool, NY
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Substation Electrical Engineer, Option Solution Engineering
natgridProd
Northboro, MA
Ready to launch your engineering career? As an Associate Electrical Engineer, you'll support electric substation projects across New England, helping develop conceptual solutions, evaluate…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Public Works
natgridProd
Waltham, MA
Looking for an engineering role that combines technical work, project coordination, and relationship building? As an Associate Engineer on the Public Works team, you'll work at the…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Gas Asset Management and Engineering
natgridProd
Waltham, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Technology Engineer, Technology Engineering
natgridProd
Northboro, MA
…allows you to network with your Graduate cohort, GDP alumni, and senior leaders, and provides you with the opportunity to travel throughout our service territory in the northeast US.…
Added 34 mins ago
Graduate Development Program, Associate Engineer, Gas Asset & Design Engineering
natgridProd
Waltham, MA
…keeps communities connected and energy flowing? As an Associate Engineer, you’ll support senior engineers and contribute to projects that help National Grid manage critical gas assets. Our…
Added 40 mins ago
O
Member of Technical Staff, Forward Deployed Engineer
Odyssey
Palo Alto, CA
- $164,800 to $508,000 USD / year
- Communicate technical decisions and experimental results clearly to both deeply technical teams and senior customer stakeholders.
Added 43 mins ago
Senior PCB Layout Engineer
ASTEMO AMERICAS, INC.
Farmington Hills, MI
The candidate will need to work with minimal direction but would work under the supervision of DE management and senior staff members located at both the Farmington Hills, MI and…

Cognizant

Senior Full Stack Engineer – .NET & C#

Annapolis, MD, United States

$86,000 to $99,000 USD / year

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Job details

Pay: $86,000 to $99,000 USD / year
Experience: 7+ years of software development experience , including strong hands-on experience with Java/J2EE and Spring Boot .
Posting language: English
Posted: Nov 8, 2026

Original job description

About the role

As a Senior Full Stack Engineer – .NET & C#, you will make an impact by designing and developing scalable enterprise applications that support healthcare payer operations, including eligibility, benefits, claims adjudication, billing, and provider services.

You will be a valued member of the application development team and work collaboratively with architects, product owners, business analysts, quality engineers, and other technology stakeholders to deliver secure, reliable, and high-performing solutions.

In this role, you will

Design, develop, and maintain scalable enterprise applications using Java, Spring Boot, .NET Framework, C#, Node.js, React, and Angular to support healthcare payer workflows and claims processing.

Develop secure, reusable microservices and REST APIs that enable seamless integration among internal applications, provider networks, third-party vendors, and external healthcare platforms.

Build intuitive and responsive user interfaces that simplify workflows for operations teams, providers, and members while improving data accuracy and user experience.

Integrate applications with Microsoft Azure services for application hosting, data storage, identity management, monitoring, observability, and performance optimization.

Collaborate with cross-functional product and business teams to translate healthcare payer requirements into technical designs that improve operational efficiency, regulatory compliance, and system reliability.

Conduct code reviews, unit testing, and integration testing across Java, .NET, and JavaScript codebases to reduce defects and support stable production releases.

Troubleshoot complex production issues across front-end, back-end, API, and database layers while improving application performance, availability, and response times.

Document technical designs, application data flows, integration patterns, and healthcare payer business rules to support knowledge sharing and long-term maintainability.

Work model

We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a Remote position open to qualified applicants in the United States . Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured, we will always be clear about role expectations.

What you need to have to be considered

Bachelor’s degree in computer science, Information Technology, Engineering, or a related field.

7+ years of software development experience , including strong hands-on experience with Java/J2EE and Spring Boot .

Advanced proficiency in .NET Framework and C#, with experience developing scalable and maintainable enterprise applications.

Hands-on experience developing APIs , event-driven services, and middleware components using Node.js, REST APIs , and microservices architecture.

Strong front-end development experience using React and Angular to build responsive enterprise web applications.

Experience designing, implementing, and supporting microservices-based applications, including modular deployment, fault isolation, integration, and continuous delivery.

Working knowledge of Microsoft Azure, including application deployment, monitoring, identity management, containerization, scalability, and observability.

Understanding of healthcare payer processes such as eligibility, benefits, claims adjudication, billing, member services, and provider contracting.

Strong analytical, problem-solving, and communication skills, with the ability to collaborate effectively with architects, business analysts, product teams, and quality engineers.

These will help you stand out

Experience developing high-volume applications that process healthcare claims, eligibility, benefits, or member data.

Knowledge of healthcare data security, privacy, authentication, authorization, logging, and regulatory compliance requirements.

Experience in implementing containerized applications and continuous integration and continuous delivery practices in Microsoft Azure.

Ability to troubleshoot complex production issues across front-end, back-end, API, cloud, and database layers.

Experience documenting healthcare payer business rules, technical designs, integration patterns, and application data flows.

We’re excited to meet people who share our mission and can make an impact in a variety of ways. Don’t hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Salary and Other Compensation

The annual salary for this position is between $86,000 to $99,000 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

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

Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

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