Senior Cloud Infrastructure Engineer

Expected, AWS, Terraform, Terragrunt, Jenkins, GitHub Actions, Linux, Python, Bash

Optional, Microsoft Entra ID, CyberArk, Wiz, Qualys, CrowdStrike, Bedrock, SageMaker

About the project, Are you an experienced DevOps engineer who enjoys building and managing infrastructure in the cloud? Do you love working with smart people in interesting and useful domains? Want to work on large systems that power real-time trading across global markets? If so, read on., , The Role at a Glance, •Senior Cloud Infrastructure Engineer, •Fully remote for a top North American bank (based in Poland only), •220-250 zł/hr B2B net + VAT, •Partial overlap with US Eastern business hours, , We’re hiring experienced DevOps engineers (6+ years) to join the IT infrastructure team at a top North American bank — directly supporting the development of financial trading systems. You’ll be part of the core IT infrastructure team, building and maintaining infrastructure in AWS for trading systems used across the firm.

Your responsibilities, Own one or more technology domains end-to-end such as the AWS multi-account landing zone (Control Tower, SCPs, Organizations, IAM Identity Center), EKS greenfield buildout (service mesh, GitOps/ArgoCD, Karpenter), CI/CD pipeline architecture, or AI/ML infrastructure (Bedrock, GPU workloads, MLOps)., Lead platform buildouts from design through production. Architect, implement, and operate the systems your domain covers, making and documenting architecture decisions within your scope., Author and enforce IaC standards. Write production-grade Terraform/Terragrunt modules and establish patterns the entire team adopts., Design and implement CI/CD pipelines for infrastructure and application workloads using Jenkins on ECS and GitOps workflows., Understand and troubleshoot hybrid connectivity across co-location facilities, AWS Transit Gateway, Direct Connect, and cross-region networking; partner with the Networks team to resolve issues and implement changes., Mentor two Mid-level Engineers (L3). Review code and designs, pair on complex problems, drive their technical growth., Collaborate with the Governance and Security SME on security posture, vulnerability remediation prioritization, and regulatory compliance., Participate in on-call as a senior escalation point for production infrastructure incidents., Leverage AI-assisted developer tooling to accelerate delivery and reduce operational toil across the team.

6+ years building and operating production infrastructure on AWS., Deep expertise in at least one of: AWS multi-account architecture (Control Tower, SCPs, Organizations, TGW) or Kubernetes at scale (EKS, service mesh, GitOps/ArgoCD, Karpenter)., Terraform and Terragrunt proficiency. You create the modules, not just consume them., CI/CD pipeline design and maintenance (Jenkins, GitHub Actions, or equivalent)., Linux systems administration (Amazon Linux, RHEL, or equivalent)., Python and Bash scripting for automation., Experience mentoring engineers through code reviews, design reviews, and pairing., Ability to take ambiguous problems, ask the right questions, and deliver without hand-holding., Ability to follow and understand technical conversations., Ability to work during US Eastern business hours: 6-hour overlap during the onboarding period and a 3-4 hour flexible overlap afterwards.

Optional, Financial services, trading technology, or regulated industry experience., Experience with Microsoft Entra ID (Azure AD) and enterprise application management, SAML/SSO configuration, and AWS IAM Identity Center integration., Hybrid cloud connectivity troubleshooting (Direct Connect, Transit Gateway, co-location to AWS)., Privileged access management (CyberArk or equivalent)., Cloud security tooling (Wiz, Qualys, CrowdStrike)., AI/ML infrastructure such as Bedrock, SageMaker, GPU instance management, and MLOps pipelines., AWS certifications (Solutions Architect Professional, Advanced Networking, Security Specialty).

This is how we work, at the client's site, you have influence on the choice of tools and technologies, you have influence on the technological solutions applied, you have influence on the product

What we offer, Work that matters in the financial domain: Work on a trading system at an established financial institution, processing millions of transactions daily., Professional growth: Collaborate with smart, highly capable developers in a supportive and challenging environment., Direct collaboration: You will work directly with the bank’s team in North America and in Poland., 1st-tier work: This is not a technical support or legacy maintenance role. The system is functional and is actively being built and you will take part in updating it. The people who built the system are still part of the team., Long-term commitment: This is not a fixed-scope or fixed-term outsourcing role; we value people who want to grow and contribute long-term., Fully remote work: Fully remote position based in Poland., Competitive Compensation: Above-average pay and ample time-off options.

Recruitment stages, Answer questions & short coding task, 30-minute screening conversation with the hiring manager, A three-stage online process

Interview process, 1. Submit your CV., 2. Answer a few written questions and a short programming exercise which you can do at your own pace., 3. Participate in an online three-stage interview process, , Successful candidates will need to pass a standard background check.

Why Join Us?, •Collaborate with a world-class team of DevOps engineers and developers across North America and Europe., •Enjoy a long-term, fully remote role., •Competitive compensation and long term stability that only a bank can offer., , A successful candidate will be a passionate DevOps engineer who prioritizes automation, can code their own tools, and understands the value of observability. They will have experience maintaining configuration at scale of over 100 servers. They must also be curious, open-minded, and desire to learn new things. English proficiency is a must., , This is a fully remote DevOps role for an engineer in Poland. You will be working exclusively and directly with the bank through a Polish company, that will provide the support and administrative assistance to make you successful in the role. We are looking for people to join the team long-term., , This role requires a 6-hour overlap with US Eastern business hours during the onboarding period and a 3-4 hour flexible overlap afterwards., , Only open to residents of Poland. Polish citizens, as well as legal residents with permission to work in Poland are welcome.

VISTULO sp. z o.o., We have expertise in designing offshore teams, hiring locally, and setting up processes, tools, and communications for continued success. We've have in-house experience building software development teams in Poland, Ukraine, and across Europe for American companies.