Jobs and Careers

Senior Systems Engineer

UKRemotefull_timeVerifiedPosted 26 Jan 2026

About the role

This is a remote position.

We are looking for a Senior Systems Engineer to support a high-scale, cloud infrastructure environment operating in the payments and financial services domain. This is a delivery-focused role requiring strong hands-on execution in mature, production-critical systems with strict requirements around security, availability, and performance. Responsibilities

Design, implement, and maintain cloud infrastructure on AWS and GCP
Build and manage Infrastructure as Code using Terraform
Develop and maintain Ansible playbooks for configuration management and automation
Support Kubernetes-based environments and containerised workloads
Design and manage networking components including VPCs, subnets, load balancers, and connectivity
Implement security controls, access management, and compliance-related configurations
Monitor infrastructure, optimise performance and cost, and improve reliability
Automate operational tasks using scripting and tooling
Support incident response and troubleshooting in production environments
Maintain clear technical documentation and operational runbooks

Requirements

Strong hands-on experience as a Systems Engineer or Cloud Infrastructure Engineer
Commercial experience with AWS and GCP
Advanced knowledge of Terraform and Infrastructure as Code practices
Solid experience with Ansible for automation and configuration management
Strong Linux and networking fundamentals
Experience with Docker and Kubernetes
Scripting skills in Bash or Python
Experience working with CI/CD pipelines and cloud automation
Confident English for daily cooperation with international teams Nice to have
Experience working in regulated or payments environments
Knowledge of cloud security frameworks and compliance standards
Exposure to monitoring and observability tooling
Understanding of cost optimisation and FinOps practices