Freelance Atm Software Developer Jobs in Georgia

We are seeking a highly skilled and experienced Software Engineer Lead specializing in C/C++ development within Unix/Linux environments to join our dynamic engineering team. In this role, you will lead the design, development, and optimization of high-performance software systems that operate in complex Unix/Linux platforms. The ideal candidate will have a proven track record of leading engineering teams, architecting scalable solutions, and writing efficient, maintainable C/C++ code. You will collaborate closely with cross-functional teams including product management, QA, and operations to deliver robust software solutions that meet business goals and customer needs.
In this role, you will:
• Lead development and enhancement of debit processing applications using C/C++ in Unix/Linux environments
• Support and maintain Data Navigator platform including builds, configuration, and production support
• Design and implement scalable solutions for payment processing systems (ATM, billing, settlement, exception handling)
• Perform advanced debugging, root cause analysis, and performance optimization
• Manage and support CI/CD pipelines using Jenkins, Git, and Bitbucket
• Work closely with database systems (Oracle/DB2) for data processing, optimization, and integrity
• Provide on-call production support ensuring high system availability and reliability
• Collaborate with cross-functional teams (business, QA, infra) (business, QA, infra) and guide junior engineers
Work model
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 office in Atlanta, GA. Regardless of your working arrangement, we are here to support a healthy work-life balance though 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
• Strong experience in C/C++ development in Unix/Linux environments
• Hands-on experience with Oracle/DB2 and SQL-based data solutions
• Experience with Payments domain (Debit processing, ATM, settlement, or transaction processing)
• Knowledge of CI/CD tools - Jenkins, Git, Bitbucket
• Experience with scripting languages such as Python or Perl
• Exposure to containerization technologies (Docker, Kubernetes) and cloud platforms (Azure preferred)
• Strong troubleshooting, debugging, and production support experience
• Familiarity with Data Navigator or similar payment processing frameworks (preferred)
Salary and Other Compensation:
The annual salary for this position is between $60,000 to $93,500 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.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation 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.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.