Hiring: Principal Software Engineer Company: Mastercard Location: Arlington, VA Job Posted Time: 2026-09-10 11:54:39 Target Skills & Keywords : AWS, CI/CD, Data Pipeline, GitOps, LLM About the job Required Skills: •Platform & Product Development •Build software, tooling, and platform capabilities. •Design and implement large scale distributed systems. •Develop reusable services, patterns, and integrations. •Contribute to new product and prototype development from concept through validation. •Evaluate systems, frameworks, and tools across quality, cost, latency, scalability, reliability , and maintainability. •Developer Experience & Enablement •Teach and model the adoption of AI-assisted development, modern languages, and current engineering practices. Qualifications: •Extensive experience in software engineering and technical leadership •Proven delivery of large-scale distributed systems •Expertise in cloud, AI/data platforms, and modern engineering practices •Strong communication and mentorship skills •Bachelor’s degree (or equivalent); advanced degree preferred •Telecommuting and/or working from home may be permissible pursuant to company policies. •Mastercard is a merit-based, inclusive, Interested candidates, please apply directly through the job posting on company's career page or try via AI auto apply on this platform. Don't miss this opportunity to join a forward-thinking team!