The job in short

As a Senior System Engineer, you will join the crossfunctional team (System, Security and Software engineers) owning our Integration Platform as a Service (IPaaS), "Grand Central". Our platform enables our customers (banks, financial institutions) to build and run integrations in a reliable and efficient way. In this role you will drive its uptime, automation, performance, security, and long-term architecture. Your technical and operational experience will be essential in bringing this platform to the next level. You won't just contribute-you will define and drive the technical roadmap to scale our services and shape the future of our IPaaS.

We are looking for a seasoned, hands-on engineer who is both a strategic thinker and a "doer". We expect you to bring deep technical expertise in at least 3 domains: Cloud (Azure), Kubernetes, Istio, Networking, Infrastructure as Code, Automation and Observability. You excel at troubleshooting - diagnosing and resolving the most complex systemic issues, while equally enjoying the challenge of building resilient, scalable systems from the ground up .
What You'll Do

• Own the Architecture: Design, build, and drive the evolution of our Integration Platform running in Azure, ensuring it meets standards of scalability, performance, and resilience.
• Guarantee Platform Integrity: Take ownership of the availability and reliability of the platform.
• Lead Incident Response: Participate in on-call rotations, serving as the final point of escalation for complex issues to ensure maximum reliability and availability.
• Drive Operational Excellence: Proactively identify and eliminate operational inefficiencies through automation, monitoring, and cost management initiatives.
• Mentor and Elevate: Foster a culture of continuous learning and technical excellence by mentoring team members, sharing expertise, and leading by example.

Who You Are

Core Qualifications:

• Extensive Experience: 6+ years of experience in system engineering, with a proven track record of designing, implementing, and running highly-available workloads in enterprise cloud environments.
• Autonomous & Proactive: You work independently, take initiative, and can lead complex projects from concept to completion with minimal oversight.
• Mentorship Mindset: You combine deep technical expertise with a passion for mentorship, providing peers with hands-on guidance and collaborative problem-solving.
• Automation-First Philosophy: Your primary goal is to make every process predictable, repeatable, and fully automated.
• Security Expertise: You possess a deep and practical understanding of cloud infrastructure and software security principles.

Technical Proficiencies:

• Expertise in public cloud: Azure Cloud ( preferred) - practical hands on experience in running and building production infrastructure
• Infrastructure as Code: Expert-level user of Terraform or OpenTofu.
• Kubernetes Ecosystem: Proficient with Helm, Kubernetes, ArgoCD, and Kustomize.
• Service Mesh: Hands-on experience configuring, maintaining, and optimizing Istio.
• Observability: Skilled in using metrics for proactive monitoring and troubleshooting, with strong experience in Prometheus and Grafana, OpenTelemetry.
• Networking: Solid experience with cloud networking concepts (VPN, VNet/VPC, routing, firewalls).
• Programming: Comfortable reading and writing code to solve automation and integration challenges (Python or Go preferred).

Preferred Qualifications (Bonus Points):

• AI assisted operations
• Experience with Knative.
• Significant hands-on work experience with Microsoft Azure.
• Professional background in FinTech or with other IPaaS solutions.