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Backend Engineer, Payments Platform (Java/Kotlin)
Build and scale Wise’s Direct Debit and payments platform using Java/Kotlin (Spring Boot) on AWS, focusing on high-volume transactions, PostgreSQL data models, and Kafka-driven event architectures.
Staff Backend Engineer, Experimentation Platform & Azure
Build and scale a backend platform in Java/Kotlin on Azure that lets product teams run experiments safely and at scale.
Mobile Engineer - React Native (Fully Remote, Worldwide)
Build React Native mobile apps for a global decentralized-finance platform, focusing on trading tools, real-time data visualization, and scalable UX in a remote-first team.
React Native Architect (mobile)
Architect and lead the cross-platform mobile apps (iOS/Android) for an award-winning online casino using React Native, optimizing performance and scalability.
React Native Architect (mobile)
Architect and lead the cross-platform mobile apps (iOS & Android) using React Native, optimizing performance and scalability for a high-traffic online casino.
Senior Backend Engineer - Remote UK (Kotlin Microservices)
Build and own Kotlin microservices and Postgres-backed systems in a cross-functional team, mentoring junior engineers while collaborating with product and design.
Senior Backend Engineer, Payments Platform
Builds and scales the Direct Debit API and Payin Platform in Java/Kotlin with Spring Boot on AWS, designing RESTful APIs and managing PostgreSQL data with Kafka for event-driven payments.
Senior Backend Engineer — Platform & Scale (Hybrid)
Senior backend engineer building scalable HR-platform services in Java/Kotlin, collaborating across teams and occasionally using React.
Senior Backend Engineer – Billing Infrastructure & Scalability
Builds and scales billing infrastructure for B2B companies using Kotlin and Spring Boot, ensuring high throughput and low latency.
Senior Backend Engineer, Pricing Platform (Lead)
Builds and maintains Wise’s pricing platform using Java/Kotlin and Spring to deliver new pricing features for business customers.
Backend Engineer - Account Sharing
Build global shared-finance products at Wise, designing backend systems for joint accounts and kid accounts that work across borders and scale to millions of users.
Backend Engineer (Java/Kotlin, AWS) - Hybrid WFH, Equity
Builds secure, scalable backend services in Kotlin/Java with Spring Boot and AWS for a HealthTech product, collaborating on architecture and contributing across the stack.
Back-End Engineer (Senior)
Senior back-end engineer building cross-border payment services in C#/.NET, AWS, and event-driven microservices that move money across markets for Xe’s corporate and consumer clients.
Kotlin Backend Engineer — FinTech (Manchester)
Builds cloud-based banking systems in Kotlin/Java, focusing on scalable, clean-code solutions for a fintech bank.
Backend Engineer at Miro – London, UK
Build and scale Miro’s internal AI platform, designing backend services for model training, inference, and data pipelines that power AI features for tens of millions of users.
Senior Backend Engineer
Build and operate the backend systems for Orbital’s AI platform, Curie, integrating APIs, data pipelines, and graph databases to connect AI models with hardware engineering and materials science workflows.
Back-End Engineer, Trading
Build backend services in Kotlin/Python for a crypto trading platform, including order management, market data, REST APIs, and WebSocket streams in a high-volume, real-time environment.
Backend Engineer (UK)
Build and scale backend services for an accounting-automation SaaS that replaces spreadsheets for finance teams, using Spring Boot/Java/Kotlin, MySQL, and AWS.
Kotlin Backend Engineer — Fintech (Hybrid)
Builds and maintains Kotlin-based backend services for a digital bank, collaborating in an Agile team to deliver customer-facing features.
Senior Backend Engineer
Builds and scales an API-driven AI data-generation platform using Kotlin/Spring Boot, focusing on performance and new features in a fast-growing startup.