Senior Application Administrator for the Investments team responsible for application support and monitoring, ensuring operational quality and service continuity in hybrid working conditions.
Responsibilities
Ensure high availability and stability of area-owned applications
Investigate and resolve incidents and service requests within defined SLOs
Support incident post-mortems, root cause analysis, and preventive action implementation
Document troubleshooting steps, known issues, and recovery procedures
Monitor applications health, logs and interfaces to detect and prevent service disruptions proactively
Perform configuration tasks, application deployments, and scheduled maintenance for applications in Linux and Windows environments
Participate in testing and rollouts for patches, upgrades, and new feature releases
Focus on automating operational tasks and improving deployment
Collaborate closely with the Service Desk, DevOps, infrastructure, cybersecurity, engineering teams, vendors and Product Owners
Ensure adherence to compliance, data privacy, and security standards required in the banking sector
Manage observability toolset — dashboards, alerts, and runbooks using the Grafana stack
Maintain and build GitLab CI/CD pipelines and support GitOps workflows
Manage and improve infrastructure using Terraform and Terragrunt
Write automation scripts in Bash and Python to remove recurring manual tasks
Manage workloads on Kubernetes (k8s) and contribute to cluster reliability
Requirements
At least 5 years of experience in IT application support or software engineering, preferably in the financial services sector
Familiarity with ITIL processes, especially incident, problem, and change management
Strong analytical skills, service mindset, and ability to work in high-pressure environments
Experience supporting applications in production environments
Availability for on-call rotations, maintenance and incident support outside business hours
Experience with monitoring and logging tools (e.g., Grafana, ELK)
Solid understanding of GitLab pipelines and GitOps principles
Practical AWS knowledge — compute, networking, storage, IAM
Comfortable operating on Linux and Windows systems
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