Location: Cambridge (CB4) Job Type: Permanent Hours: Monday - Friday, 8.30am - 5.30pm, flexitime & hybrid working available with Mondays being office based Salary: from £55000, depending on experience Job Reference: 35907 Polytec are seeking a Full-Stack Engineer to join our Cambridge based client as a key early hire, helping to design, develop and deploy the core web and mobile applications that power their technology. This is a high-impact role for an adaptable, proactive engineer who thrives in fast-paced startup environments, enjoys working across the full stack and takes deep ownership of their work. You'll be a key contributor to the technical strategy, shaping product direction while also delivering hands-on engineering. If you enjoy solving complex engineering challenges and building technology that directly improves lives-this role is for you. Responsibilities: - Design, build and maintain scalable, secure web and mobile applications using Nuxt, Vue and Ionic/Vue - Develop and integrate APIs and workflows across physical devices, mobile apps, cloud infrastructure and frontend systems - Ensure high performance, security, and scalability across all applications - Influence engineering and product decisions as a key early hire, reporting directly to the CTO - Write clean, well-structured, testable code following industry best practices - Debug, optimise and refine existing applications to improve reliability and user exp...