Senior Developer

Job Title: Senior Developer Company: Fresh4cast Workplace Type: Remote Job Location: United Kingdom Job Type: Contract or fixed-term employment Duration: 3 months Complete a short questionnaire to apply: https://fresh4cast.com/careers/senior-developer/screening/?source=38 Description: Fresh4cast is a London-founded cloud software company serving the fresh produce sector. Our platform combines ETL, analytics, planning tools and optimisation models to help businesses trading fresh food reduce waste, protect margins and make faster, better-informed decisions. We're looking for a short-term engagement to accelerate the shipping of a new S&OP (Sales & Operations Planning) module integrated into our existing Django application. A working React 18 + TypeScript 5 prototype already exists; the core challenge is connecting it to real customer data via our proprietary data pipeline, orchestrating pandas DataFrames through stock projection, gate filtering and attribute resolution. Engagement details • 3-month exclusive contract or short-term employment • Remote • Opportunity for follow-up projects / full-time hire Required qualifications: • Strong Python backend development with deep Django and Pandas knowledge • Experience with customer-facing data products • Methodical data pipeline debugging • Rigorous self-QA, verifying correctness against business logic, not just confirming code runs Bonus qualifications: • Comfortable reading & reviewing React / TypeScript • SSE / WebSocket streaming • PostgreSQL JSONField & multi-tenancy patterns • Claude Code or other agentic AI dev tools • Supply chain domain knowledge (FEFO, stock projection, service level KPIs) What we provide: • Laptop • Staging environment with demo customer data • Working React/Django prototype • Pre-built integration guide, transformlib reference, weekly syncs • Claude Code access for AI-assisted development