Senior Platform Engineer

Senior Platform Engineer – AI-Native SaaS Platform | 10x ARR Since Last Year Remote-first UK with hybrid London office option Up to £125,000 + equity Golang | GCP | Kubernetes | Distributed Systems Senior Platform Engineer - We’re working with a rapidly scaling AI-native SaaS company who raised an impressive Series B round in 2025. Their platform is redefining the sector, and with revenues nearly 10x since the start of last year, they’re continuing to expand their Engineering team to match the ambition of their product and customers. The product is real-time, data-rich and AI-native, creating complex engineering challenges across distributed systems, reliability, infrastructure, tooling and developer experience. As they continue to scale their Engineering team, they are now looking for a Senior Platform Engineer with strong software engineering fundamentals to help build the systems that allow product engineers to ship quickly, safely and reliably. The Senior Platform Engineer As a Senior Platform Engineer, the internal platform is your product, with engineers as your customers. This is a hands-on engineering role for someone who can design, build and operate scalable systems, not just manage cloud infrastructure. You’ll work across infrastructure, automation, CI/CD, observability and production reliability, while writing high-quality software in Go and helping improve the way engineering teams build and run services at scale. What will the Senior Platform Engineer do? Build and evolve platform infrastructure using Go, Terraform, Kubernetes and GCPDesign reliable systems that support a complex, real-time, AI-Native SaaS productOwn CI/CD pipelines end-to-end, making builds, tests and deployments faster and saferBuild automation and internal tooling that removes manual toil for engineering teamsImprove observability across metrics, logging, tracing and production monitoringDefine and manage SLOs across latency, availability and error ratesLead incident response, triage complex production issues and ship long-term fixes as codePartner with product engineering teams to improve the path from code to production What will the Senior Platform Engineer bring? Strong software engineering experience, ideally with Go as a key languageExperience designing and operating distributed systems in productionStrong cloud infrastructure experience, ideally with GCP or AWSDeep hands-on experience with Docker and Kubernetes at scaleExperience with Terraform and infrastructure as codeStrong understanding of networking, IAM, managed services and secure cloud architectureExperience owning observability, logging, APM or distributed tracing toolingAn SRE mindset across SLOs, reliability, incident response and toil reductionClear communication skills and the ability to influence how engineers build and operate services This is an amazing opportunity for a Senior Platform Engineer to join a fast-growing scale-up at a pivotal stage, working on complex distributed systems, real-time infrastructure, developer tooling and AI-native architecture. Please reply with your CV or call Simon for a chat. Senior Platform Engineer – AI-Native SaaS Platform | 10x ARR Since Last Year Remote-first UK with hybrid London office option Up to £125,000 + equity Go | GCP | Kubernetes | Distributed Systems