Platform Engineer

WHO ARE WE Cognism is the leading provider of European B2B data and sales intelligence. Ambitious businesses of every size use our platform to discover, connect, and engage with qualified decision-makers faster and close more deals. Headquartered in London with global offices, Cognism’s contact data and contextual signals are trusted by thousands of revenue teams to eliminate the guesswork from prospecting.

OUR WORK MODEL Hybrid: This is a hybrid role, requiring you to work from our Warsaw office 2 days per week, with flexibility to work remotely on other days. YOUR ROLE As a Platform Engineer at Cognism, you will design, build, and maintain the infrastructure that powers our high-scale development and deployment environment. Working as part of a small but mighty Platform team, your expertise will be instrumental in driving performance, scalability, and developer efficiency across the business.

YOUR CHALLENGES & OPPORTUNITIES Design Resilient Systems – Architect and maintain secure, scalable, and observable infrastructure to support Cognism’s growing platform needs. Streamline Deployments – Build and manage infrastructure-as-code to enable fast, standardized, and reliable deployments across teams. Advance CI/CD Pipelines – Evolve and maintain CI/CD systems that minimize downtime and maximize deployment speed and consistency.

Boost Developer Experience – Create tooling and automation to reduce friction in development workflows and accelerate delivery. Foster Collaboration – Wo