At Madiff, we connect top IT talent with cutting-edge companies through remote Agile teams and nearshore outsourcing. With operations in Poland, Portugal, France, and the UK, we specialize in AI, DevOps, and Cybersecurity - supporting industries like Telecom, Banking, and Hi-Tech.Are you a hands-on cloud infrastructure expert who thrives in high scale, low latency environments - and enjoys turning automation and operational excellence into real business outcomes?We are looking for a Senior Systems Engineer to support an enterprise-grade, multi-cloud platform in the payments and financial services domain. This is a role in a globally distributed environment where reliability, security, and availability are critical. You will work primarily across AWS and GCP, with strong emphasis on Infrastructure as Code, automation, and production operations.Key responsibilitiesDesign, implement, and maintain cloud infrastructure on AWS and GCPBuild and manage Infrastructure as Code using TerraformDevelop and maintain Ansible playbooks for configuration and automationSupport Kubernetes-based environments and containerised workloadsDesign and manage networking components: VPCs, subnets, load balancers, connectivityImplement security controls, access management, and compliance configurationsMonitor infrastructure, optimise performance and cost, and improve reliabilityAutomate operational tasks using scripting and toolingSupport incident response and troubleshoot production issuesMaintain technical documentation and operational runbooksWhat we are looking forStrong hands-on experience as a Systems Engineer / Cloud Infrastructure EngineerCommercial experience with AWS and GCPAdvanced knowledge of Terraform and Infrastructure as Code best practicesSolid experience with Ansible for automation and configuration managementStrong Linux and networking fundamentalsExperience with Docker and KubernetesScripting skills in Bash or PythonExperience working with CI/CD pipelines and cloud automationConfident English for daily cooperation with international teamsNice to haveExperience in regulated environments (especially payments/financial services)Knowledge of cloud security frameworks and compliance standardsExposure to monitoring and observability toolingUnderstanding of cost optimisation and FinOps practicesWhat we offerLong-term cooperation on a strategic, high-impact project in the payments domainRemote work from Poland with an international, high-performing engineering environmentWork in a modern multi-cloud stack with strong automation and operational maturity