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Senior R&D Software Engineer Jobs in Decatur, GA

ACI Worldwide

Sr Software Engineer

Norcross, GA · On-site

$114K - $151K/yr

As a Sr. Software Engineer in Norcross, GA , you will join a diverse, passionate team, dedicated to powering the world's payments ecosystem! Position Summary We are seeking an experienced Senior ...

ACI Worldwide

Sr Software Engineer

Norcross, GA · Hybrid

$114K - $151K/yr

As a Sr. Software Engineer in Norcross, GA , you will join a diverse, passionate team, dedicated to powering the world's payments ecosystem! Position Summary We are seeking an experienced Senior ...

Coreforce

Senior Software Engineer

Atlanta, GA

$117K - $155K/yr

Join Our Team as a Senior Software Engineer Company: Coreforce Location: Atlanta (Hybrid) Job Type: Full-time Salary: Based on Experience Company Overview: Coreforce is an innovative technology ...

Coreforce

Senior Software Engineer

Atlanta, GA · On-site

$140K - $150K/yr

Join Our Team as a Senior Software Engineer Company: Coreforce Location: Atlanta (Hybrid) Job Type: Full-time Salary: Based on Experience Company Overview: Coreforce is an innovative technology ...

Digital Insight

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

Senior Software Engineer Location : Atlanta, GA Job Summary : The Senior Software Engineer will play a pivotal role in shaping the future of our POS offerings. This individual must possess a ...

BECPOS

Senior Software Engineer

Atlanta, GA

$117K - $155K/yr

Senior Software Engineer Location : Atlanta, GA Job Summary : The Senior Software Engineer will play a pivotal role in shaping the future of our POS offerings. This individual must possess a ...

Warner Bros. Discovery

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

The CNN Growth team is hiring a Senior Software Engineer to help build and evolve the systems and user experiences that drive audience growth, engagement, and monetization acrossCNN's digital ...

Deluxe Corporation

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

A Senior Software Engineer develops high-quality software, identifies and executes tasks in the software development life cycle, reviews and debugs code, collaborates with internal teams, and ensures ...

Deluxe Corporation

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

A Senior Software Engineer develops high-quality software, identifies and executes tasks in the software development life cycle, reviews and debugs code, collaborates with internal teams, and ensures ...

Deluxe

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

A Senior Software Engineer develops high-quality software, identifies and executes tasks in the software development life cycle, reviews and debugs code, collaborates with internal teams, and ensures ...

NCR

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

Senior Software Engineer Location : Atlanta, GA Job Summary : The Senior Software Engineer will play a pivotal role in shaping the future of our POS offerings. This individual must possess a ...

Medium

Senior Software Engineer

Atlanta, GA · On-site

$119.85 - $162.15/hr

The Senior Software Engineer is an experienced technical contributor who combines deep engineering craft with a modern, agentic approach to software delivery. In this role, the engineer acts as both ...

Warnerbros

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

The CNN Growth team is hiring a Senior Software Engineer to help build and evolve the systems and user experiences that drive audience growth, engagement, and monetization acrossCNN's digital ...

Speria

Senior IoT Software Engineer

Atlanta, GA · On-site

$120 - $180/hr

We are looking for a Senior IoT Software Engineer to help design, build, and evolve the next generation of our software platform. This is more than a coding role. You will be a technical leader ...

Dematic

Senior Software Engineer

Atlanta, GA · On-site

$117K - $155K/yr

Dematic is revolutionizing the supply chain industry, and they are seeking a Senior Software Engineer to lead the design, development, and implementation of global technology solutions for logistics ...

Satwave Arrays, Inc

Senior Software Engineer

Atlanta, GA · On-site

$120K - $158K/yr

We seek a full-time Senior Software Engineer to lead our software team as we complete our development of leading-edge flat panel array antennas as well as future work on developing advanced antenna ...

Cox Communications, Inc.

Sr Software Engineer

Atlanta, GA · On-site +1

$101K - $169K/yr

... Job Profile Sr Software Engineer Management Level Individual Contributor Flexible Work Option ... D. and 1 years' experience in a related field; or 12 years' experience in a related field with no ...

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Showing results 21-40

All JobsR&D Software Engineer JobsSenior R&D Software Engineer JobsSenior R&D Software Engineer Jobs in Decatur, GA

Senior R D Software Engineer information

See Decatur, GA salary details

$73.7K

$139.9K

$187.5K

How much do senior r&d software engineer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for senior r&d software engineer in Decatur, GA is $139,900.00, according to ZipRecruiter salary data. Most workers in this role earn between $119,600.00 and $157,700.00 per year, depending on experience, location, and employer.

What is the difference between Senior R&D Software Engineer vs R&D Software Developer?

AspectSenior R&D Software EngineerR&D Software Developer
CredentialsBachelor's/Master's in CS or related field, extensive experienceBachelor's degree, entry to mid-level experience
Work EnvironmentResearch labs, innovation teams, product developmentDevelopment teams, project-based environments
Industry UsageUsed in advanced research, product innovation, and prototypingFocus on coding, implementation, and feature development

The main difference is that Senior R&D Software Engineers typically have more experience, lead research initiatives, and focus on innovative solutions, while R&D Software Developers concentrate on coding and implementing research outcomes. Senior R&D Software Engineers often oversee projects and guide teams, whereas R&D Software Developers primarily execute tasks within research projects.

What job categories do people searching Senior R&D Software Engineer jobs in Decatur, GA look for? The top searched job categories for Senior R&D Software Engineer jobs in Decatur, GA are:
Senior R D Software Engineer jobs near you
Infographic showing various Senior R&D Software Engineer job openings in Decatur, GA as of August 2026, with employment types broken down into 1% Internship, 83% Full Time, 13% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $139,900 per year, or $67.3 per hour.

Sr Software Engineer

ACI Worldwide

Norcross, GA • On-site

$114K - $151K/yr

Full-time

Re-posted 21 days ago

Job description


Powering the world's payments ecosystem
ACI powers the payments ecosystem - globally, and you power ACI. You'll innovate, collaborate, and grow - in an energetic technology culture with decades of proven success. ACIers - in all roles and levels - are truly your colleagues and many are your friends. Our size and reach allow you to see the global impact of your work. You are visible, your talents are valued, and you are empowered to shape the future of payments.
As a Sr. Software Engineer in Norcross, GA, you will join a diverse, passionate team, dedicated to powering the world's payments ecosystem!
Position Summary
We are seeking an experienced Senior Software Engineer to join the MTS Development team responsible for one of the industry's most critical high-value payments platforms. This role will focus on maintaining, enhancing, and modernizing core payment processing capabilities while supporting regulatory mandates, customer commitments, platform resiliency, and long-term product sustainability.
The ideal candidate will be a strong software engineer with experience in complex enterprise applications, payment systems, mission-critical production support, and large-scale modernization initiatives.
Key Responsibilities
  • Design, develop, and maintain core MTS platform capabilities.
  • Deliver customer and regulatory commitments including payment network mandates.
  • Participate in production issue resolution and root cause analysis.
  • Support modernization initiatives including 64-bit migration, ISO 20022, structured address, security, and platform enhancement programs.
  • Collaborate with Product Management, Professional Services, Quality Engineering, and Customer Support teams.
  • Act as a technical mentor and support knowledge transfer initiatives.
  • Drive engineering excellence through automation, testing, observability, and quality improvements.
  • Leverage AI-assisted engineering tools to improve productivity and code quality.
Required Qualifications
  • 6-8 years of software development experience.
  • Strong Cobol and enterprise application development experience.
  • Experience working with large-scale transaction processing platforms.
  • Experience debugging complex production issues.
  • Strong understanding of software architecture, integration patterns, APIs, and database technologies.
  • Experience with secure software development practices.
  • Excellent communication and collaboration skills.
Preferred Qualifications
  • Payments industry experience (Fedwire, CHIPS, SWIFT, ISO 20022).
  • Experience supporting Tier-1 financial institutions.
  • Experience with cloud migration and modernization initiatives.
  • Knowledge of high-availability and mission-critical systems.
  • Experience using AI engineering tools such as Copilot, Cursor, Claude, or equivalent.
Success Measures
  • Successful delivery of roadmap and mandate commitments.
  • Reduction in production incidents and resolution time.
  • Increased automated test coverage.
  • Effective knowledge transfer and documentation.
  • Contribution to long-term platform sustainability.

Applicants must be currently authorized to work in the United States on a full-time basis. This position does not offer sponsorship for employment visa status or work permit now or in the future.
In return for your expertise, we offer opportunities for growth, career development, and a competitive compensation and benefits package-all within an innovative and collaborative work environment.
Are you ready to help us transform the payments ecosystem? To learn more about ACI Worldwide, visit our web site at www.aciworldwide.comJob ID (Requisition #19604)
ACI Worldwide is an AA/EEO employer in the United States, which includes providing equal opportunity for protected veterans and individuals with disabilities, and an EEO employer globally.
Important Notice About Recruitment Scams
Job seekers should be aware of ongoing recruitment scams where individuals or organizations impersonate legitimate companies to offer fake job opportunities. These scams often involve requests for personal information, payments, or interviews through unofficial channels. Please be cautious and verify any communications claiming to be from our company (www.aciworldwide.com / @aciworldwide.com). The ACI Worldwide recruitment team will always follow official channels and will never request payment.
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About Us
ACI Worldwide is a global leader in mission-critical, real-time payments software. Our proven, secure and scalable software solutions enable leading corporations, fintechs and financial disruptors to process and manage digital payments, power omni-commerce payments, present and process bill payments, and manage fraud and risk. We combine our global footprint with a local presence to drive the real-time digital transformation of payments and commerce.

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