Platform Engineer in London

TrustedHousesitters is a fast growing, direct-to-consumer marketplace that is redefining pet care and travel. We are on a mission to make travel work better for pets, for their people, and for the global community of animal lovers who look after them. Our goal is to grow to 1 million members and make TrustedHousesitters the world’s most-loved travel solution for pet people.

Now is an exciting time to join TrustedHousesitters—where innovation, advocacy and community-driven growth are at the heart of our success. We are looking for an experienced and motivated Senior Platform Engineer to join our growing Platform & Enablement team. In this role, you will design, build, and maintain the cloud infrastructure and tooling that powers our Web, Backend, and Mobile applications. You will champion infrastructure-as-code principles, CI/CD best practices, and robust observability.

Responsibilities

• Infrastructure as Code: Design, deploy, and manage our AWS cloud infrastructure using Pulumi (Python) to ensure a consistent, repeatable, and version-controlled environment.
• CI/CD Pipeline Ownership: Build and optimise our continuous integration and delivery pipelines using CircleCI to facilitate rapid and reliable deployment of our Next.js (Web), Django (Backend), and React Native/Expo (Mobile) services.
• Observability & Monitoring: Implement and manage comprehensive monitoring, alerting, and logging solutions using Datadog and Sentry to provide deep visibility into application performance, system health, and user experience.
• Automation & Tooling: Develop and maintain internal tooling and automation, primarily using Python, to improve engineering efficiency and streamline operational tasks.
• Scalability & Reliability: Collaborate with product and development teams to architect scalable services, troubleshoot production issues, and ensure high availability across the platform.
• Security & Compliance: Embed security best practices into our infrastructure and deployment processes, ensuring adherence to internal standards and industry compliance requirements.

Requirements

• 7+ years of proven experience in a Platform Engineering, DevOps, or SRE role.
• Deep expertise with a broad range of AWS services, including solid MySQL RDS.
• Strong hands-on experience with Infrastructure as Code, specifically Pulumi with Python.
• Expertise in Python as a general-purpose programming language for tooling and automation.
• Experience with containerisation technologies such as Docker, Kubernetes or ECS.
• Hands-on experience configuring and maintaining CI/CD pipelines using CircleCI.
• Demonstrated experience with monitoring and observability tools, particularly Datadog.
• A product-minded engineering approach able to abstract complex operational problems into elegant, reusable platform solutions.
• Excellent communication skills and confidence collaborating cross-functionally with both technical and non-technical stakeholders.
• Comfortable driving initiatives in ambiguous problem spaces.

Nice to have

• Proven experience mentoring engineers on best practices for infrastructure and reliability.
• Familiarity with deploying and running diverse technology stacks, including Next.js/TypeScript, Django/Python and React Native/Expo.
• Experience with data store infrastructure such as OpenSearch, Redis, and ElastiCache.
• Experience delivering infrastructure projects, driving consensus, and providing guidance to peers.
• Experience integrating AI/ML-powered tools or APIs to enhance platform capabilities.
• Experience working in a fast-paced, product-led growth environment.
• A mindset geared toward continuous improvement and operational excellence.

Benefits

• In addition to a competitive salary and bonus, we offer a range of benefits, including:
• For the love of pets: Each year, you’ll get a Premium TrustedHousesitters Combined membership which includes benefits like free airport lounge passes, Sit Cancellation Plan and Home and Contents Plan, plus five Premium memberships to gift to friends and family.
• Health & wellbeing: SimplyHealth healthcare cash plan, Bupa Health Insurance and Dental Insurance plan, Specsavers eyecare scheme, Weekly virtual yoga sessions.
• Working environment: Work fully remotely from anywhere in the world, Get £200 to spend on home office equipment each year + Macbook and Apple accessories when you start.
• Compensation & time off: 25 days off per year, plus bank holidays and festive closure between Christmas and New Year.