Backend Java Developers – Financial Accounting & Derivatives – London (Hybrid) - Inside IR35 Our client, a top-tier investment bank, is developing a new product and needs experienced Backend Java Developers to develop it. They’re looking for engineers who know their way around: Core Java (immutability, clean OOP design) Concurrency (threads, visibility, synchronisation, pooling) Microservices (domain/event-driven architecture) Infra as Code (Ansible, code repos, observability, infra improvements)Bonus points for Financial Accounting and OTC Derivatives knowledge this is a finance project at its core. Location: Canary Wharf, London – Hybrid (2–3 days onsite per week) Contract Inside IR35 Either Apply or Reach out directly ( John Magee on Linkedin)