Senior Engineer, Infrastructure Platform

Responsibilities

• Automate manual, repetitive, and unscalable infrastructure work through software tooling.
• Plan, design, and execute architectural changes to core infrastructure and build elasticity into systems.
• Own reliability of core services, respond to operational events, investigate root causes, and implement preventative solutions.
• Trace incidents beyond the infrastructure layer into application code and resolve customer-facing issues.
• Abstract shared concerns such as security, compute, availability, and costs for product engineers.
• Create agent skills, documentation, and reliable defaults that enable engineers to work more effectively.
• Lead complex infrastructure initiatives through design, implementation, testing, and operational runbooks.
• Use AI and coding agents to automate infrastructure work, investigations, coding, and operational tasks.
• Review code, share expertise, unblock peers, and support continuous learning.

Requirements

• Multiple years of experience designing, building, and operating high-scale distributed systems and cloud platforms, ideally AWS.
• Accountability for system availability, performance, and costs.
• Deep knowledge of modern programming languages.
• Strong understanding of reliability, performance, failure modes, metrics, and telemetry.
• Experience treating infrastructure as a software engineering discipline.
• Understanding of product developers’ pain points and a track record of reducing developer friction.
• Proven ability to independently drive complex, cross-team technical initiatives from conception through production.
• Strong written and verbal communication, including technical documentation, blameless incident reviews, and trade-off discussions.
• Experience using AI to accelerate engineering work and building safe, reliable tooling around coding agents.

Nice to Have

• Experience with infrastructure as code.

Compensation and Benefits

• Competitive salary and equity in a fast-growing startup.
• Regular compensation reviews.
• Lunch provided every weekday, snacks, and a fully stocked kitchen.
• Unlimited access to Claude Code and other AI tools.
• Pension scheme with matching up to 4%.
• Life assurance and comprehensive health and dental insurance for employees and dependents.
• Flexible paid time off.
• Paid maternity leave and six weeks of paternity leave.
• Cycle-to-Work Scheme and secure bike storage.
• MacBooks are standard, with Windows available for certain roles.
• Hybrid working policy with employees expected to be in the office at least three days per week.