Full Stack .NET Developer - NC, AZ, TX

Apex Systems; Phoenix (AZ); Hybrid; USD 73,012 - 78,523; Full time

Job summary

Apex Systems in Phoenix, AZ seeks a Software Engineer 3 – Full Stack .NET Developer for a 12-month contingent role. Hybrid work (3 days onsite), supporting Mail & Print Operations tech. Responsibilities include building .NET Core apps, RESTful APIs, and cloud-native modernization, with OpenShift and Agile practices guiding delivery.

Key focus areas include modernizing legacy apps, cloud migrations, and secure, scalable solutions within a collaborative engineering environment.

Qualifications

• 3+ years of hands-on development with .NET Core, Web APIs, and RESTful services.
• Strong SQL Server and database development experience.
• Experience with OpenShift, Autosys, and Agile software development.
• Experience modernizing applications and supporting cloud-based environments.
• Strong coding proficiency for technical interviews.

Responsibilities

• Design, develop, test, and support applications using .NET Core and Microsoft technologies.
• Build and maintain RESTful APIs and Web API services.
• Support modernization of legacy apps into cloud-native and containerized solutions.
• Develop and optimize SQL Server database solutions.
• Participate in cloud migrations using OpenShift and modern deployment platforms.
• Support vulnerability remediation and application security efforts.
• Collaborate across teams in Agile ceremonies and code reviews.
• Assist with CI/CD implementation and automation initiatives.

Skills

.NET Core

Web APIs

RESTful services

SQL Server

Agile development

Cloud modernization

Coding proficiency

Tools

OpenShift (OCP)

Autosys

Job description

# Full Stack .NET Developer - NC, AZ, TXApply**Job#: 3042624****Job Description:**Client: Financial Services**Team:** TBA**Job Title:** Software Engineer 3 – Full Stack .NET Developer (Contingent)**Location:** Phoenix, AZ (2222 W Rose Garden Ln) / Chandler, AZ / Irving, TX / Charlotte, NC**Work Arrangement:** Hybrid (3 days onsite required)**Contract Length:** 12 Months (Potential Extension or Conversion)**Pay Rate:** $53 - $57Top Requirements1. 3+ years of hands-on development experience with **.NET Core, Web APIs, and RESTful services**2. Strong experience with **SQL Server and database development**3. Experience with **OpenShift (OCP), Autosys, and Agile software development**4. Experience modernizing applications and supporting cloud-based environments5. Strong coding proficiency and ability to perform in technical interviewsPlusses* Google Apigee experience* Kafka experience* Containerization and cloud modernization projects* AI technology exposure* Experience converting legacy applications to cloud-native architectures* Ability to convert without sponsorshipJob SummaryIn this contingent resource assignment, you will participate in moderately complex Software Engineering initiatives supporting the Mail & Print Operations technology organization. This team is responsible for applications that support shipping label generation, scanning, printing, and mail processing operations across the enterprise.The selected candidate will contribute to modernization efforts, cloud migrations, vulnerability remediation initiatives, and the development of scalable cloud-native solutions. This position is heavily focused on .NET development and cloud technologies while working within an Agile environment alongside product and engineering teams.Day-to-Day Responsibilities* Design, develop, test, and support applications using .NET Core and related Microsoft technologies* Build and maintain RESTful APIs and Web API services* Support modernization of legacy applications into cloud-native and containerized solutions* Develop and optimize SQL Server database solutions* Participate in cloud migration initiatives leveraging OpenShift and modern deployment platforms* Support vulnerability remediation and application security efforts* Integrate and support messaging/event-driven solutions where applicable* Participate in Agile ceremonies, sprint planning, and code reviews* Collaborate with development, architecture, infrastructure, and business teams* Support application deployments, releases, and production troubleshooting activities* Assist with CI/CD implementation and automation initiativesEEO EmployerApex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law. If you have visited our website in search of information on employment opportunities or to apply for a position, and you require an accommodation in using our website for a search or application, please contact our Employee Services Department at [e-mail] or 844-463-6178. *Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing in Talent Satisfaction in the United States and Great Place to Work in the United Kingdom and Mexico.**Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy**Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.**Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.**If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [e-mail] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.**UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.***Employee Type:** Contract**Location:** Phoenix, AZ, US**Job Type:****Date Posted:** July 16, 2026**Pay Range:** $53 - $57 per hour