Senior DevOps Engineer

About the role

Lorum is a fintech company focused on clearing, founded in 2023 and now handling USD clearing alongside a growing treasury offering. It is looking for a Senior DevOps Engineer to join its London engineering team. The role is hybrid, with 3 days per week in the Fitzrovia office, and involves owning and improving the cloud infrastructure, CI/CD and observability of the clearing platform, working closely with backend engineers and Security.

Key responsibilities

• Design, build and maintain AWS infrastructure as code with Terraform, including state management and Git-driven workflows (Atlantis or equivalent)
• Build and run GitHub Actions pipelines for build, test, release and deployment, with fast pre-merge checks and reliable environments
• Run production services: on-call, incident response, post-mortems and capacity planning, with a focus on resilience and failover
• Instrument systems with metrics, logs and traces and use the telemetry to improve reliability
• Work with Security and GRC on SOC 2 / ISO 27001 requirements: secure deployments, secrets management, IAM and encryption
• Automate repetitive work, build self-service tooling and runbooks, and review infrastructure changes

Required profile

• Extensive experience operating production cloud infrastructure on AWS
• Strong Terraform, including modules, state and workspaces
• Hands-on experience with CI/CD pipelines (GitHub Actions or Workflows) and Linux, networking and containers (Docker)
• A strong testing and automation mindset, and experience with observability stacks such as Prometheus/Grafana, Datadog, ELK or similar
• Security awareness: IAM, VPC, KMS and secrets management
• Hybrid availability, 3 days a week in the London office

Nice to have

• Fintech, payments or regulated, high-availability experience
• Kubernetes or ECS, PostgreSQL, stream processing or event-driven architectures
• SRE or platform engineering experience, including developer self-service tooling

What we offer

• Flexible vacation policy
• Private healthcare
• Employee stock ownership (ESOP)
• Flexible working and autonomy
• Two annual "pay it forward" days for volunteering and three wellness days each quarter