Backend Engineer — Global Payments & AI Platform

Xai; Greater London; Sur place; GBP 157 000 - 262 000; Plein temps

Avantages offerts par ce poste

Equity

Health insurance

Dental coverage

Life insurance

Income protection

Résumé du poste

SpaceXAI, a fast-moving AI-finance startup in the United Kingdom, seeks a Backend Software Engineer to build and scale a global payments platform. You will design robust microservices, support multi-platform integration, and drive high-throughput, secure backend systems in a greenfield, startup-like environment.

You will collaborate with cross-functional teams on payments, fraud detection, and compliance, delivering high‑volume fintech capabilities while maintaining excellence in engineering

Qualifications

• Experience with distributed systems for high-scale, low-latency environments.
• Proficiency in Rust, Go, Python, and Java; experience with high-volume streaming systems.
• 2+ years of experience working on large scale consumer applications.

Responsabilités

• Develop backend services, APIs, and data models for high-volume, multi-user environments.
• Collaborate with iOS, Android & Web client engineers to ship products.
• Design robust infrastructure and microservices for payments, transactions, growth, monetization, and engagement across platforms.
• Build and maintain fullstack features including dashboards, personalized experiences, content delivery, interactive tools, and real-time analytics.
• Lead architecture, scalability, and reliability decisions for high-concurrency, low-latency systems.
• Uphold engineering excellence via testing, monitoring, deployment, and secure data handling.

Connaissances

Distributed systems

Rust

Go

Python

Java

Backend experience

Large-scale apps

Description du poste

SpaceXAI, a fast-moving AI-finance startup in the United Kingdom, seeks a Backend Software Engineer to build and scale a global payments platform. You will design robust microservices, support multi-platform integration, and drive high-throughput, secure backend systems in a greenfield, startup-like environment.

You will collaborate with cross-functional teams on payments, fraud detection, and compliance, delivering high‑volume fintech capabilities while maintaining excellence in engineering