6 of 6 Remote/Hybrid API Integration Jobs in the City of London

Systems Integration Engineer | E-commerce | Shopify | Fully Remote | £280 Outside IR35 We’re partnered with a rapidly scaling global e-commerce organisation transforming how cross-border digital commerce operates. With a complex, multi-tenant platform spanning multiple regions, currencies, and languages, they’re investing heavily in their integration capabilities to support continued growth. As part of this journey, they’re looking for a Systems Integration Engineer to take ownership of client and vendor onboarding, ensuring seamless connectivity across a wide ecosystem of platforms and services 🌍 💰 Upto £280/Day (Outside IR35) 📍 Fully Remote 📅 6 Month Contract ...

across treasury, accounting, trading and middle‐office operations. Building tools to improve collateral & margin management, capital usage reporting, and trade reconciliation. Designing and implementing API integrations across internal and third‐party systems. Developing in‐house solutions to replace outsourced or legacy technology. Creating data pipelines that improve reporting ...

Python, SQL, data modelling, and modern data warehouse design. • Hands‐on capability with generative AI, automation frameworks, and agentic AI systems. • Experience in API integration, data ingestion, and enrichment approaches. • A track record of driving data monetisation strategies with measurable financial impact. • Strong communication skills with the ability ...

beneficial: JavaScript frameworks such as React or Next.js Backend development with Node.js, C#, or similar Cloud platforms (AWS or equivalent) Building and maintaining API integrations and distributed systems Experience using AI-assisted development tools or modern developer productivity workflows would be a plus. Get in touch ...

application services, building shared KMP modules and platform-specific implementations across Android and iOS. You'll work on business logic, networking, domain layers and API integrations, collaborating closely with backend engineers, product, design and QA to deliver end-to-end features. Location/WFH: You'll join a friendly … About you: You have strong mobile application development experience You have experience with Kotlin Multiplatform (KMP) for Android and iOS native development You have API integration experience You've worked on complex applications with large user bases You have end-to-end mobile feature development experience ...

Sell Location Intelligence APIs (Search, Geocoding, Distance, Geofencing) Store Locator & Local Inventory solutions Geolocation & IP-based personalization tools Usage-based SaaS subscriptions Enterprise API integrations Deal sizes range from mid-market recurring contracts to enterprise multi-country deployments. What You’ll Do Own the full sales cycle: prospecting → discovery … demo → technical validation → negotiation → close → expansion Drive outbound activity and build pipeline from scratch Sell use cases (conversion lift, operational efficiency, personalization), not just API endpoints Work closely with product & tech stakeholders on the buyer side Navigate technical conversations with developers and product teams Upsell and expand accounts ...