Software Development Engineer Sr

📋 Description

• • As a Software Development Engineer Senior at CSG Systems International, Inc., you will contribute to the design, development, and evolution of microservices and web applications deployed in AWS, working closely with product owners, test engineers, and DevOps teams to deliver scalable, reliable, and maintainable solutions.
• • Day to day, you will build, enhance, and maintain microservices and web applications; design and implement cloud-native services in AWS using DevOps and CI/CD best practices; apply Test-Driven Development (TDD) and Spec-Driven Development (SDD) as core engineering practices; leverage AI-assisted and agentic development tools while retaining full accountability for code quality; write clean, readable code; participate in code reviews; and collaborate across product, QA, and DevOps teams to deliver customer-focused solutions.
• • You will join a modern, Agile development environment at CSG, a company with over 40 years of experience empowering global brands to solve complex business challenges through innovative technology, where integrity, innovation, and impact are core guiding principles.
• • In this role, you will deepen your expertise in cloud-native architectures, TDD, SDD, and AI-augmented development practices; strengthen your leadership by guiding junior developers; and contribute to shared engineering standards while advancing your ability to solve complex problems at scale in a collaborative, high-integrity culture.