Site Reliability Engineer - Core

Salary: £53,000 - 93,000 per year

Requirements:

• Experience with containerization and service orchestration, including best practices and security; experience with HashiCorp Nomad, Consul, and Vault is a plus.
• Strong knowledge of at least one programming language; experience with Golang, Python, and Bash is a plus.
• Knowledge of Linux, including resource allocation, networking, and/or system internals.
• Experience working with cloud solutions such as GCP or AWS.
• Deep understanding of and demonstrable experience with modern monitoring tools such as Prometheus, Datadog, Grafana, and Telegraf.
• Experience with infrastructure-as-code tools; experience with complex Terraform deployments is a plus.
• A solid background with configuration management tools; experience with SaltStack is a plus.
• Experience using GitOps and CI to make changes, preferably with GitHub Actions.
• Experience with messaging systems such as Kafka.
• Experience with database management.
• Experience working in data centers is a plus.
• Knowledge of routing and switching protocols is a plus.

Responsibilities:

• Develop an in-depth understanding of our products infrastructure needs and build tooling that improves our customers experience.
• Guide and educate developer teams so they can deliver features rapidly, securely, and at scale.
• Help evolve our infrastructure and address technical challenges involving reliability, latency, bandwidth, and security.
• Improve observability, monitoring, and alerting across our platform.
• Coordinate work across different areas of our company to support efficient execution.
• Centralize common work streams that are duplicated across developer teams wherever possible.
• Build scalable tooling to replace manual, repetitive work.

Technologies:

• AWS
• Bash
• Blockchain
• Cloud
• Datadog
• GCP
• GitHub
• GitOps
• Golang
• Grafana
• Support
• Kafka
• Linux
• Prometheus
• Python
• Security
• Terraform
• Network

More:

We are Blockchain, a global cryptocurrency company founded in 2011. More than 90 million wallet holders and 40 million verified users have trusted us, and our platform has facilitated over $1 trillion in crypto transactions. We are hiring a Site Reliability Engineer for our Core team to help promote infrastructure best practices and securely scale a distributed financial platform used by millions of people. Our SRE team combines software and systems engineering to build a platform that improves security, reliability, and product delivery. We value thoughtful engineering, individual initiative, effective tooling, and reducing toil, and we work in a fast-paced, dynamic environment. This full-time role is based in our London office and requires in-office presence four days per week. Compensation includes a salary based on experience and equity. We offer the option to work remotely from anywhere for up to 20 days per year, an unlimited vacation policy, ClassPass, Apple equipment, and a flexible work culture. We are committed to diversity and inclusion and are an equal opportunity employer; hiring decisions are based on qualifications, merit, and business needs. We process applicant data to manage recruitment and hiring, may share it with our recruitment software provider in the United States subject to applicable safeguards, and retain it as needed to evaluate applications. Applicants have data rights under the GDPR, including rights to access, rectify, erase, restrict processing, and data portability, and may complain to an EU supervisory authority.

last updated 40 week of 2026