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Lead Software Engineer (DevOps)

Software Engineer • Lead • On-site • Full-time Hungary Budapest, Hungary

Mastercard's Identity Solutions team is looking for a Lead Site Reliability Engineer to help design and scale their highly available AWS cloud infrastructure that powers fraud prevention products.

Responsibilities

  • Be a highly accountable project leader in a geo-diverse team, mentoring junior members and acting as SME
  • Plan, design, build, and scale the infrastructure
  • Work with tools such as Jenkins, Ansible, Argo CD, Terraform, CloudFormation and Resource Manager to ensure the stack is represented as Infrastructure as Code
  • Manage, design, and improve security and availability monitoring and processes across all services
  • Deploy and supervise workloads to cloud environments, with experience across core AWS services (instance management, IAM, database, caching)
  • Have a deep understanding of the core components required to run Kubernetes (EKS) and be able to build a cluster from scratch

Requirements

  • Proven experience as a Cloud engineer or similar role, with a strong focus on AWS
  • Solid experience in software development and DevOps practices
  • Expertise in AWS/Azure infrastructure automation
  • Proficiency in Python, Go, or JavaScript
  • Experience with serverless architectures and event-driven patterns
  • Knowledge of CI/CD pipelines and GitOps methodologies, strong understanding of cloud security best practices
  • Excellent problem-solving skills, ability to work collaboratively in a team, strong communication skills
  • Ability to convey complex technical concepts to non-technical stakeholders

Nice to have

  • Basic knowledge of AI technologies, principles, and their practical use

Soft skills

MentoringTeam leadershipCommunicationProblem solving

About the company

Mastercard powers economies and empowers people in 200+ countries and territories, delivering secure digital payments through technology, innovation, and partnerships.

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