Senior Site Reliability Engineer

Thought Machine; United States; Remote; USD 145,000 - 198,000; Full time

Benefits offered by this job

Flexible working hours

Life insurance

Parental leave

Learning resources

Cycle-to-work

Season ticket loan

Company meals

Job summary

Thought Machine is seeking a Senior Reliability Engineer to keep cloud-hosted banking services reliable, scalable and history-proof. You will join a globally distributed team, maintain production systems, and partner with engineers to redesign systems for scale.

You will lead disaster recovery planning, capacity sizing, and on-call incident response, while enhancing operational practices and documentation across hosted services.

Qualifications

• Proven ability to deliver high-impact, scalable infrastructure projects.
• Experience with hosting and networking design patterns.
• Strong experience in Python or Go on substantial projects.
• Hands-on with Kubernetes or equivalent container orchestration.
• Familiarity with infrastructure automation tools (Terraform, Puppet, Chef, Ansible).
• Extensive cloud experience (AWS or GCP) and related domains.

Responsibilities

• Collaborate with product engineers on design, proposals and reviews to boost reliability and scalability.
• Plan and implement disaster recovery, backups, redundancy and capacity measures.
• Participate in global on-call rotations and resolve customer environment bottlenecks.
• Maintain production infrastructure and develop reliability features for hosted services.
• Regularly test disaster recovery strategies and document runbooks.
• Support teammates' technical growth and maintain operational docs.

Skills

Python

Go

Independent project delivery

Decision making

Tools

Kubernetes

Terraform

Puppet

Chef

Ansible

AWS

GCP

Job description

Role overview

Keep cloud-hosted banking and payments services reliable, resilient and ready to scale. As a senior member of a globally distributed reliability team, you'll maintain production systems, improve operational practices and work with engineering teams and customers on complex infrastructure challenges.

Responsibilities

• Partner with product engineers on system design, technical proposals and code reviews to improve application reliability and scalability.
• Plan and deliver work on disaster recovery, backups, redundancy and capacity.
• Participate in a global on-call rotation, investigating and resolving bottlenecks in customer environments.
• Maintain production infrastructure and develop reliability features for hosted services.
• Implement and regularly test disaster recovery strategies.
• Maintain operational documentation and runbooks, and support teammates' technical development.

Requirements

• A record of delivering high-impact projects designed to scale without a matching increase in manual effort.
• Current knowledge of hosting and networking design patterns.
• Strong Python or Go experience, including use on a substantial project or initiative.
• Experience with Kubernetes or another container orchestration system.
• Experience with infrastructure automation or configuration management tools such as Terraform, Puppet, Chef or Ansible.
• Extensive experience with GCP or AWS, plus expertise in at least one area such as databases, networking, observability or automation infrastructure.
• Ability to drive projects independently, make sound product decisions and delegate effectively.

Benefits and work setup

• Flexible working hours, 25 days of annual leave plus public holidays, and pension contributions with up to 5% matching.
• Life insurance, paid parental leave and shared parental leave.
• Learning resources and courses, subsidised sports and hobby clubs, and two charity days each year.
• Additional offerings include cycle-to-work and electric car schemes, a season ticket loan, and workplace food and refreshments.
• The role is based at the organisation's London headquarters and includes global on-call work.