Senior Java & Cloud-Native Engineer (London, Hybrid)

Randstad Technologies Recruitment; Greater London; Hybrid; GBP 70,000 - 100,000; Full time

Job summary

Randstad Technologies Recruitment in London is seeking a Java & Cloud-Native Specialist with 5 to 7 years of professional experience to design, develop, and support scalable applications for the investment banking sector. The role combines Core Java and React expertise with cloud-native deployments on AWS and Kubernetes, REST/gRPC services, and a focus on performance, security, and robust documentation.

This is a permanent, hybrid position offering a collaborative engineering environment and

Qualifications

• 5–7 years of experience in Core Java, React, and cloud-native architectures.
• Experience with AWS, Kubernetes, and real-time data streaming.
• Familiarity with investment banking domain and risk systems is a plus.

Responsibilities

• Architect and build dependable applications using Core Java, React, and cloud-native stacks.
• Apply multithreading, data structures, and algorithms for high-scale software.
• Develop cloud-native deployments with AWS and Kubernetes.
• Create RESTful APIs and gRPC services for integration.
• Build UI with JavaScript/TypeScript, HTML5, CSS3, and state management.
• Collaborate with cross-functional teams to gather requirements and ensure quality.

Skills

Core Java

React

Cloud-native architectures

Kafka

RESTful APIs

gRPC

AWS

Kubernetes

Job description

Randstad Technologies Recruitment in London is seeking a Java & Cloud-Native Specialist with 5 to 7 years of professional experience to design, develop, and support scalable applications for the investment banking sector. The role combines Core Java and React expertise with cloud-native deployments on AWS and Kubernetes, REST/gRPC services, and a focus on performance, security, and robust documentation.

This is a permanent, hybrid position offering a collaborative engineering environment and