Senior Java Developer tech Senior Java Developer Outside IR35

Senior Java Developer | Travel-tech Senior Java Developer | £300-400/day | Outside IR35 | Fully Remote within Europe

A fast-growing travel‑tech organisation is embarking on a major product evolution and is looking for an experienced Senior Java Developer to join their team. This is a key engineering role working on high‑traffic, consumer‑facing systems used across Europe.

• Lead the evolution of a large‑scale Java, Spring Boot, and MySQL system, ensuring it can support a new universal architecture across multiple products.
• Design and implement new backend features, unit testing, API testing, and system improvements to support both web and mobile clients.
• Contribute to shared architecture, functional models, and backend design patterns to unify services across the organisation.

• Senior‑level expertise building and maintaining commercial, production‑scale applications
  .
• Deep proficiency in:
• Java
• Experience architecting and maintaining distributed backend systems.
• Strong understanding of integration patterns, API design, and scalable service architecture.

• Node.js, PHP, Mongo
  
  DB, Kafka, React (for back‑office apps).
• A 6‑month contract — extension highly likely due to roadmap depth.
• A fully remote within Europe arrangement.

Apply now by sending your CV to alfie or by replying directly to this advert.

• Mid‑Senior level

• Contract

• Information Technology