Sr Site Reliability Engineer

Salary: £30,000 - 30,000 per year

Requirements

• 5+ years of experience in software engineering or site reliability
• Experience building and scaling complex, impactful software products in a team environment
• Strong ability to drive technical solutions across multiple teams
• Strong experience with Terraform and CI/CD
• Strong experience managing infrastructure in the cloud, preferably AWS or Azure
• Experience using languages such as Go, Python, C#, Java, or similar
• Experience designing tooling to simplify operational management of SaaS/PaaS systems
• Strong software development background with fluency in Go or Python
• Deep experience designing and operating cloud platforms
• Empathy and a collaborative mindset to support software engineers

Responsibilities

• Build robust, easy-to-use foundational platforms and tools that enable engineering teams to provision infrastructure rapidly, consistently, and securely across multiple cloud providers
• Write code in Go that is performant, maintainable, clear, and concise
• Champion and enforce Infrastructure as Code best practices and coding standards
• Debug problems in cloud-native distributed systems using strong problem-solving skills
• Influence and educate the engineering organization to adopt new and improved architectural patterns
• Provide robust documentation for engineers to promote self-service
• Drive the development of a next-generation infrastructure provisioning and automation platform
• Build and evolve systems that use automation and intelligent agents to generate, validate, test, and operate infrastructure at scale

Technologies

• AWS
• Azure
• C#
• CI/CD
• Cloud
• Support
• Java
• PaaS
• Python
• Terraform
• DevOps
• LESS
• Security
• Web

More

We are Axon, and our mission is to Protect Life and be a Force for Good. We build devices and cloud software for mission-critical safety and justice work, and we are committed to diverse perspectives, in-person collaboration, and meaningful teamwork. This Senior Site Reliability Engineer role is based in our London office on a hybrid schedule, with onsite collaboration Tuesday through Friday and remote flexibility on Mondays. We offer competitive base salary and RSUs, a comprehensive pension plan with matching contribution, private health insurance and cash plans, 30 days paid holiday plus UK public holidays, enhanced maternity/paternity leave, GymPass subscription, life assurance and income protection, along with career growth support and wellness resources.

last updated 34 week of 2026