Product Engineer

Job Title: Product Engineer (Full-Stack) Department: Product Engineering Basis: Full-time, permanent Location: Canary Wharf, London - WeWork Reporting to: Director of Product Engineering About the role We're looking for a Product Engineer to translate complex user needs into elegant, high-impact solutions. You will contribute to building and maintaining features across our stack. You’ll collaborate closely with Senior Product Engineers on design and architecture decisions, write clean and efficient code, and help ensure best practices are followed throughout the development process. What you’ll do Own end-to-end delivery of features that solve real customer problems, from understanding user pain points through to shipped functionality across UI, application logic and database layersBuild intuitive, performant interfaces that customers actually want to use—balancing user needs, accessibility, and technical constraints while ensuring features work reliably across devices and contextsUse customer feedback, analytics, and direct user insights to inform technical decisions, prioritise improvements, and validate that shipped features deliver measurable valueDesign and implement complex data flows, API integrations, and background processing systems that handle high-volume operations reliably while maintaining system performance and data integrityPartner with product, design, and customers to shape solutions early, translating business requirements into technical architecture while surfacing risks and opportunities that impact customer outcomes What you'll bring Essential JavaScript / TypeScript – core programming languagesNode.js – primary backend frameworkAPI design and implementationGit – version control and collaborative workflowsTesting strategies (unit, integration, end-to-end)Experience with monitoring, logging, and observability toolsFamiliarity with modern AI tools and a habit of staying up to date with how they can improve engineering workflows Highly Desirable AWS infrastructure and servicesMongoDB or other NoSQL databaseSQL databases and query optimisationCI/CD pipelines and DevOps practices Nice to Have AdonisJS, NestJS or similar MVC frameworksDistributed systems experienceMessage queues and background job processingCaching strategies and performance optimisationSecurity best-practices implementationExperience in a growth-stage startup or B2B SaaSKnowledge of the construction industryInfrastructure as Code (Terraform or similar) What we offer 25 days PTO, plus bank holidaysEnhanced parental leavePrivate medical insurance with BupaNEST pension schemeEmployee assistance programmeRemote work abroad opportunitiesApple MacBook and tech accessoriesOnetrace merch, regular team socials and annual company offsites Hybrid guidelines We operate a hybrid working model, with a minimum expectation of 2-3 days per week in the office. This is a core part of how the role works and isn’t something we’re flexible on. 🔗 Full Job Description: https://onetrace.com/careers/product-engineer