Senior Software Engineer

Title and Summary Senior Software Engineer- 2 Overvi ew The Network Automation organization builds the software and automation capabilities that improve reliability, resiliency, and operational efficiency across Mastercard's global netwo rk. You'll join a collaborative, high‑trust engineering team that values clear thinking, shared ownership, and practical innovation. We're looking for engineers who enjoy solving meaningful problems together and contributing to a culture that empowers people to do their best w ork. Role As a Senior Software Engineer, you will: * Design and implement scalable backend services and automation capabilities that support network lifecycle and security wor kflows.* Write high‑quality, maintainable, secure code using modern engineering practices (automated testing, CI/CD, code reviews, document ation).* Build API‑driven integrations between internal platforms and network s ystems.* Develop observability foundations—including metrics, health checks, structured logs, and actionable alerts—to ensure system relia bility.* Contribute to architectural decisions, automation patterns, and engineering roadmaps for the Network Automation organi zation.* Collaborate across teams to translate requirements into durable, automated solutions that improve operational resi lience.* Participate in operational readiness activities including runbooks, process documentation, and an on‑call rotation where re quired. All A bout You Required quali fications * Strong experience developing backend services using one or more programming languages such as Go, Java, C#, Python, o r similar.* Solid understanding of distributed systems, API design, and service‑oriented arc hitecture.* Hands‑on experience with Ansible (or equivalent automation tooling such as Terraform, Puppet, or Chef).* Proficiency with CI/CD pipelines, automated testing, and version contro l systems.* Experience building secure, resilient, and highly maintainable software.* Ability to break down complex problems, lead design discussions, and influence arc hitecture.* Demonstrated collaboration with engineering, operations, and secur ity teams. Corporate Security Re sponsibility All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information secur ity and must:Abide by Mastercard's security policies a nd practices;Ensure the confidentiality and integrity of the information be ing accessed;Report any suspected information security violation o r breach, andComplete all periodic mandatory security trainings in accordance with Mastercard s guidelines.