AI-Powered Backend Engineer for Smart Automations

Spendesk; Greater London; Hybrid; GBP 90,000 - 125,000; Full time

Benefits offered by this job

Flexible on-site and remote policy

Latest Apple equipment

Moka.care mental health support

Office snacks

Job summary

Spendesk is seeking a Backend Software Engineer (IC3) to join the AI & Data Products squad. You will design, build, and operate backend services powering AI-native features, turning predictive models and LLM outputs into reliable, user-facing capabilities.

You will collaborate with ML Engineers and cross-functional teams to productionize models, expose them via robust APIs, and integrate them into workflows that automate tasks and improve decision-making at Spendesk.

Qualifications

• Significant experience on backend software engineering in production environments.
• Strong track record of designing and shipping reliable backend services with measurable user or business impact.
• Experience contributing to complex product initiatives in fast-paced, cross-functional teams.
• Exposure to ML-enabled or AI-enabled product features is a strong plus.

Responsibilities

• Design, build, and operate backend services and APIs powering AI-driven, ML-driven product capabilities.
• Translate predictive logic and AI outputs into reliable backend behaviors consumed by user-facing flows.
• Build the service layer that enables intelligent features to be integrated into real workflows with strong latency, reliability, and security.

Skills

Backend development

TypeScript / Node.js

APIs

Distributed systems

Observability

AI/ML integration

Tools

Kafka

SQS

Step Functions

PostgreSQL

Job description

Spendesk is seeking a Backend Software Engineer (IC3) to join the AI & Data Products squad. You will design, build, and operate backend services powering AI-native features, turning predictive models and LLM outputs into reliable, user-facing capabilities.

You will collaborate with ML Engineers and cross-functional teams to productionize models, expose them via robust APIs, and integrate them into workflows that automate tasks and improve decision-making at Spendesk.