Senior Software Developer

Hi, I'm Rita Dias, your Recruiter and guide to joining CSG! We are excited to learn more about you and your unique background.

The Software Development Engineers design, develop, test, and maintain software applications or systems. They collaborate with cross-functional teams to create efficient and reliable software solutions, ensuring they meet project requirements and industry standards. Responsibilities may also include troubleshooting issues, optimizing code, and staying updated with emerging technologies.

We are looking for a Sr Software Developer who will:

• Design, build, and operate AWS-based backend and full-stack services (API Gateway, Lambda, ECS/EKS, SQS/SNS, S3, RDS/DynamoDB).  

• Develop RESTful and event-driven services plus responsive SPAs in Angular/React.  

• Ensure performance, security, observability, and reliability in a 24x7 environment; participate in on-call.  

• Collaborate with product, architecture, QA, and DevOps on design, estimation, and iterative delivery.  

• Uphold high standards in code quality, testing, and maintainability.

Is this opportunity right for you? We are looking for candidates who have:

• 4–7 years of software development experience.  

• Strong C#/.NET (ASP.NET Core, Web APIs); willingness to work in Java Spring.

• Solid AWS experience (compute, integration, data services).  

• Hands-on Angular or React experience.  

• Strong OOP, design patterns, data structures, SQL, and Git-based CI/CD.  

• Clear communication and effectiveness in a remote-first global team.

• Strong problem-solving skills and attention to detail in a high-availability, mission-critical environment.

• Curiosity and growth mindset, comfortable working across both C# and Java and adopting new AWS services and tools.  

• Direct Java Spring and payments/fintech experience is a nice to have.  

• Event-driven architectures (SQS/SNS, EventBridge, Kinesis), containers and orchestration is a nice to have.

CSGer Perks & Benefits

• Work from Home, in-office, or hybrid

• Employee Belonging Groups

• Healthcare: Dental, Medical, and Vision

• Paid Vacation, Volunteer, and Holiday Time Off

• And so much more!

• View More Benefits (https://www.csgi.com/careers/)

Location(s):

Accommodation:

If you would like to be considered for employment opportunities with CSG and need special assistance due to a disability or accommodation for a disability throughout any aspect of the application process, please call us at +1 (402) 431-7440 or email us at [email protected]. CSG provides accommodations for persons with disabilities in employment, including during the hiring process and any interview and/or testing processes.

Our Guiding Principles:

Impact: Always help and empower others, whether they’re colleagues or customers. When our employees set their minds to something, great things happen.

Integrity: Do what’s right for our customers and our people while being authentic. We treat everyone with trust and respect—that’s just who we are.

Inspiration: Be bold in the way you think and passionate about the work you do. Test out innovative ideas without the fear of failure.

Our Story:

CSG empowers companies to build unforgettable experiences, making it easier for people and businesses to connect with, use and pay for the services they value most. For over 40 years, CSG's technologies and people have helped some of the world's most recognizable brands solve their toughest business challenges and evolve to meet the demands of today's digital economy.

By channeling the power of all, we make ordinary customer and employee experiences extraordinary. Our people [CSGers] are fearlessly committed and connected, high on integrity and low on ego, making us the easiest company to do business with and the best place to work. We power a culture of integrity, innovation, and impact across our locations, representing the most authentic version of ourselves to build a better future together. That's just who we are. Learn more about CSG Inclusion & Impact here.