Job title: Server Senior Java Developer
Job type: Permanent
Emp type: Full-time
Industry: Web3/Gaming/Digital Assets
Salary type: Annual
Salary: Negotiable
Location: NJ, US
Job published: 02/07/2026
Job ID: 252558

Job Description

Edison Smart are working with a global technology business that's building large-scale backend platforms supporting millions of users. They're looking for a Senior Java Developer to join a high-calibre engineering team focused on distributed systems, cloud infrastructure and high-performance backend services.

 

This is a hands-on role where you'll design, build and optimise highly scalable Java applications, working with modern cloud technologies, real-time data streaming and microservices architecture.

 

What you'll do

  • Design and develop high-performance backend services using Java.
  • Build scalable distributed systems and REST APIs.
  • Work with cloud-native technologies, streaming platforms and large datasets.
  • Optimise system performance, reliability and scalability.
  • Collaborate with engineering teams to deliver production-ready software.

 

Tech Stack

  • Java 11/17+
  • Spring Boot, Dropwizard
  • Google Cloud Platform
  • Kafka, Pub/Sub, Dataflow
  • Cassandra, MySQL, BigQuery
  • Kubernetes, Docker
  • Jenkins, Gradle
  • DataDog

 

What we're looking for

  • 6+ years of Java backend development experience.
  • Strong background in distributed systems and microservices.
  • Experience building high-volume, highly available platforms.
  • Knowledge of cloud infrastructure, Kubernetes and containerised applications.
  • Strong debugging, performance tuning and system design skills.