Senior Kotlin Engineer (Event Streaming/Sourcing) – London

Senior Kotlin Software Engineer (Investment Banking) – London/hybrid

Daily rate: £600 – £1000
Duration: 6 months
Hybrid: 2 days on site
Start: ASAP

My banking client is looking for 2 experienced Senior Kotlin Software Engineers to join a cloud‑hosted platform team within an investment banking environment. This is a fast‑paced, front‑office‑facing role with a strong emphasis on high‑quality engineering, reliability, and collaborative working practices. The role offers exposure to modern engineering practices and the opportunity to work closely with business stakeholders in a demanding and high‑impact environment.

Key Responsibilities

• Design, develop, test, and maintain backend services using Kotlin
• Contribute across the full software lifecycle: development, integration, and production support
• Implement and support event‑driven architectures, including event sourcing and event streaming
• Work within an Agile/XP enviro...