Senior AWS Platform Engineer

Job Description

Job Description ? Senior AWS Platform Engineer About the Role We are looking for a Senior AWS Platform Engineer with 8+ years of hands-on experience to take complete technical ownership of mission-critical financial systems within a high-pressure investment banking environment. This is not a traditional support role?it requires a deeply technical engineer who can optimize, automate, and troubleshoot complex platforms end-to-end while driving maturity across infrastructure operations and SRE practices. The ideal candidate is a strong individual contributor who can think like an owner, build reliable systems at scale, and ensure stability across both on-premise and AWS environments. Key Responsibilities: System Ownership & Reliability Own financial systems end-to-end and ensure high availability and uptime. Troubleshoot and resolve complex issues across infrastructure, applications, middleware, and integrations. Lead root cause analysis (RCA) and drive permanent fixes to prevent recurring incidents. Operational Excellence Design, implement, and manage Disaster Recovery (DR) strategies; conduct periodic DR drills. Oversee OS patching, upgrades, and adherence to security and compliance standards. Define and maintain backup and restore processes for mission-critical systems. Build monitoring, logging, and alerting frameworks for early detection and faster remediation. SRE & Automation Apply Site Reliability Engineering principles to improve performance, resilience, and system stability. Automate deployments, operational tasks, failover testing, log analysis, and scaling workflows. Develop automation tools and scripts using Python, Shell, Ansible, and Terraform. Implement self-healing systems and prepare detailed runbooks for predictable operations. Cloud & Hybrid Environments Engineer and manage systems across on-prem and AWS hybrid environments. Work extensively with AWS services?EC2, ECS/Fargate, RDS, S3, IAM, Lambda, VPC, CloudWatch, and more. Collaborate with infrastructure and cloud teams to enhance performance, scalability, and cost efficiency. Required Skills & Experience: Technical Skills 8+ years of experience in Platform Engineering, SRE, DevOps, or related roles (financial services preferred). Strong hands-on experience with AWS cloud and hybrid infrastructure environments. Deep SRE experience focused on automation, reliability, observability, and operational excellence. Strong Linux/Windows engineering background. Advanced scripting and automation skills (Python, Shell, Ansible), and strong Terraform/IaC experience. Expertise with monitoring/observability tools such as CloudWatch, Prometheus, Grafana, and ELK. Solid understanding of cloud networking, IAM, VPC design, and security best practices. Operational Expertise Proven experience with patching, upgrades, DR, backup/restore, system hardening, and compliance. Strong troubleshooting capabilities across applications, middleware, databases, and integrations. Familiarity with ITIL frameworks?incident, problem, and change management. Preferred Skills Exposure to financial/trading systems such as Front Arena, Calypso, Murex, etc. Experience with performance tuning, automation-led operations, and highly available environments. Soft Skills Strong ownership mindset with a proactive approach to problem-solving. Calm, structured, and decisive under pressure?especially in financial environments. Excellent communication and collaboration across engineering and business teams. Passion for automation, operational efficiency, and continuous improvement. Why Join Us? Work on mission-critical financial systems powering investment banking operations. Direct ownership of platforms with the ability to innovate and drive meaningful improvements. Competitive compensation and benefits. Fast-growing FinTech environment with strong focus on engineering excellence and impact.