Senior Software Engineer

Addison Group; Tulsa (OK); On-site; USD 96,000 - 117,000; Full time

Benefits offered by this job

Competitive pay

Cloud & API dev

DevOps automation

Contract extension

Job summary

Addison Group seeks a Senior Software Engineer in Tulsa, onsite. You will develop and maintain enterprise applications, APIs, and integrations using C# and .NET, while supporting cloud migration and DevOps automation.

The role emphasizes building cloud-ready software, improving CI/CD pipelines, and implementing IaC with Terraform in a fast-paced environment.

Qualifications

• Experience with C# and .NET development.
• Experience building APIs and enterprise app integrations.
• Familiar with CI/CD pipelines and DevOps practices.
• Azure preferred; AWS experience is valuable.
• Exposure to Terraform, Infrastructure as Code, or containerization is a plus.
• Strong troubleshooting and problem-solving skills.
• Ability to work independently and manage priorities.

Responsibilities

• Develop and maintain applications using C#, .NET, and .NET Core.
• Build REST APIs and integrations with enterprise apps and SaaS platforms.
• Support cloud migration and modernization initiatives.
• Improve CI/CD pipelines and automated deployments.
• Assist with infrastructure automation using Terraform and Infrastructure as Code (IaC).
• Troubleshoot issues and support hybrid cloud environments.
• Collaborate with IT teams while independently managing development assignments.

Skills

C# & .NET

API integrations

CI/CD/DevOps

Azure / AWS

Terraform / IaC

Troubleshooting

Independent work

Tools

Terraform

Job description

Job Title:

Senior Software Engineer

Location (city, state):

Tulsa, OK

Assignment Type:

12-Month Contract (Potential for Extension)

Pay:

$70–$85 per hour

Work Schedule:

Monday–Friday, 8:00 AM–5:00 PM, 100% Onsite

Benefits:

This position is eligible for medical, dental, vision, and 401(k).

About The Company:

An established organization is seeking a Senior Software Engineer to support enterprise application development, API integrations, and cloud modernization initiatives. This is an opportunity to work with modern Microsoft technologies while improving existing systems and developing scalable software solutions.

Job Description:

The Senior Software Engineer will develop and maintain software applications, APIs, and enterprise integrations using C# and .NET. This role will support cloud migration, DevOps automation, and infrastructure modernization while maintaining reliable existing systems.

Key Responsibilities:

• Develop and maintain applications using C#, .NET, and .NET Core.
• Build REST APIs and integrations connecting enterprise applications and SaaS platforms.
• Support cloud migration and application modernization initiatives.
• Improve CI/CD pipelines and automated software deployments.
• Assist with infrastructure automation using Terraform and Infrastructure as Code (IaC).
• Troubleshoot application issues and support hybrid cloud environments.
• Collaborate with IT teams while independently managing development assignments.

Qualifications:

• Strong experience with C# and .NET software development.
• Experience building APIs and enterprise application integrations.
• Familiarity with CI/CD pipelines and DevOps practices.
• Microsoft Azure experience preferred; AWS experience is also valuable.
• Exposure to Terraform, Infrastructure as Code, or containerization is a plus.
• Strong troubleshooting and problem-solving skills.
• Ability to work independently and manage competing priorities.

Additional Details:

• Fully onsite in Tulsa, Oklahoma.
• Background check and drug screening required; medical marijuana cards accepted.
• No travel required.
• Two-round interview process, with onsite interviews preferred.
• Candidates should be available to interview and start quickly.

Perks:

• Competitive hourly compensation.
• Hands-on experience with enterprise software, cloud computing, and API development.
• Opportunity to contribute to DevOps automation and cloud modernization projects.
• Potential for contract extension.

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.