Senior Java Engineer: Low-Latency Payments & Microservices

RE Partners Consulting; United Kingdom; Hybrid; GBP 37,000 - 150,000; Full time

Job summary

A leading business technology consulting firm is seeking an experienced Java Developer to join our high-performing team. This hybrid role, based in the UK or US, involves designing and optimizing low-latency systems in the payments processing domain. The ideal candidate will have over 5 years of experience in Core Java and SpringBoot, working with real-time services. Join us in shaping the future of business technology consulting. A competitive salary between $50,000 and $200,000 is offered, along with additional compensation and benefits.

Benefits

Flexible working hours

Referral bonus program

Diverse and inclusive workplace

Qualifications

• 5+ years of experience in core Java development with a focus on performance and memory optimization.
• Proficient in SpringBoot and microservice-based architecture.
• Experience in working with low-latency, high-throughput applications.

Responsibilities

• Design, develop, and optimize backend systems using Core Java and SpringBoot.
• Build and maintain RESTful APIs and microservices for payment workflows.
• Deploy and monitor applications in Red Hat OpenShift and AWS.

Skills

Core Java development with performance optimization

SpringBoot proficiency

Experience with low-latency applications

XML message parsing

Deploying on Red Hat OpenShift

AWS cloud services usage

MongoDB and NoSQL design patterns

Payments Processing knowledge

Strong communication skills

Tools

Red Hat OpenShift

Kubernetes

AWS ECS

AWS EKS

AWS Lambda

AWS S3

Job description

A leading business technology consulting firm is seeking an experienced Java Developer to join our high-performing team. This hybrid role, based in the UK or US, involves designing and optimizing low-latency systems in the payments processing domain. The ideal candidate will have over 5 years of experience in Core Java and SpringBoot, working with real-time services. Join us in shaping the future of business technology consulting. A competitive salary between $50,000 and $200,000 is offered, along with additional compensation and benefits.