Staff Engineer

Location: London - Hybrid – 2 days per week onsite

Working Pattern: On-call shifts

Start Day: ASAP

Contract Rate: £420 per day inside IR35

Duration: 6 to 12 months initially

Role Overview

Our client is seeking a Staff Engineer to provide hands-on technical leadership across highly scalable, cloud‑native backend systems. This role suits an experienced engineer who can shape architecture, lead complex initiatives across teams, and mentor engineers while remaining technically deep.

Key Responsibilities

* Define and drive backend technical strategy and architecture

* Design scalable, fault-tolerant, event-driven, and cloud-native systems

* Lead multi-team engineering initiatives and complex system designs

* Build and optimise Java (Java 17+) backend services using Spring Boot or Micronaut

* Design RESTful APIs, messaging systems, and microservices

* Own performance, ...