Senior Infrastructure Engineer

• Design, build, and maintain secure, scalable, and highly available cloud infrastructure
• Manage and continuously improve production Kubernetes environments
• Implement and maintain infrastructure-as-code, GitOps, and CI/CD practices
• Improve the reliability, performance, resilience, and observability of VALR’s platform
• Automate infrastructure operations and eliminate repetitive manual processes
• Participate in the on-call rotation, respond to production incidents, and contribute to post-incident reviews
• Troubleshoot complex infrastructure, networking, security, and deployment issues
• Apply security best practices across infrastructure, access controls, and secrets management
• Collaborate with Engineering and Security teams to support reliable and secure software delivery
• Improve infrastructure standards, documentation, and processes while providing technical guidance to other team members

• Extensive experience working in infrastructure, platform engineering, DevOps, site reliability engineering, or a related field
• Strong experience with at least one major public cloud platform, such as AWS, Google Cloud Platform, or Microsoft Azure
• Extensive hands-on experience running and supporting Kubernetes in production
• Strong understanding of Docker and container-based environments
• Experience with Kubernetes templating and configuration tools such as Helm and Kustomize
• Practical experience with GitOps principles and tools such as Argo CD or Flux
• Strong experience using infrastructure-as-code tools such as Terraform or Pulumi
• Experience designing and maintaining CI/CD pipelines using GitLab, GitHub, or similar platforms
• Strong knowledge of Linux systems and command-line tools
• Understanding of networking fundamentals, including DNS, TCP/IP, HTTP, TLS, load balancing, proxies, and firewalls
• Experience with monitoring and observability tools such as Prometheus and Grafana
• Experience participating in incident response and on-call processes using tools such as PagerDuty
• Strong automation and scripting skills, particularly using Bash or similar languages
• Understanding of infrastructure security, including IAM, secrets management, access controls, and least-privilege principles
• Proficiency in using AI tools such as Claude or Codex for technical work, with understanding of security and verification considerations
• Strong troubleshooting and problem-solving abilities in complex production environments
• Ability to work independently, take ownership of technical outcomes, and collaborate effectively across teams

• Innovative work environment with access to the latest blockchain technologies and tools
• Work from anywhere with secure, stable internet connectivity
• Annual professional development allowance
• Scheduled company training sessions
• Competitive salary
• Discretionary bonuses
• Preferential Tier 5 trading fees with no monthly trading volume required
• Diversity, equity, and belonging initiatives
• Statutory leave required by individual countries
• Flexible leave options
• Lunch provided when working from the Johannesburg Head Office
• Social gatherings outside of work
• Company retreats combining professional development and team bonding
• Mac laptop
• Discretionary allowance for home-office extras, with equipment kept after three years (terms and conditions apply)