Onlano
Backend DevelopmentRemote

Senior Java Backend Developer (Remote)

Experis - Agency

London, UK, ๐Ÿ‡ฌ๐Ÿ‡ง United KingdomContract - Senior (4-7 years)0 applicantsCloses Jun 15, 2026

Salary

GBP 75,713 - 75,713 / year

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Job description

Role overview

We are seeking a Senior Java Backend Developer to build and maintain scalable APIs and microservices for a critical project. This fully remote position requires active security clearance and hands-on experience with production-grade software development. The role emphasizes collaboration with cross-functional teams to deliver secure, high-performance solutions.

Responsibilities

  • Design and implement RESTful APIs and microservices architectures
  • Conduct unit testing, integration testing, and deployment of Java-based applications
  • Collaborate with DevOps teams to optimize cloud infrastructure performance
  • Mentor junior developers and maintain code quality standards
  • Troubleshoot complex backend system issues in production environments

Requirements

  • 5+ years professional Java development experience
  • Proven expertise in Spring Boot and JPA frameworks
  • Active Security Clearance (SC or equivalent)
  • Strong understanding of CI/CD pipelines and cloud platforms (AWS/Azure)
  • Experience with API documentation tools (Swagger, Postman)

Benefits

  • Fully remote work arrangement
  • Competitive daily rate for contract period
  • Professional development budget available
  • Flexible working hours
  • Comprehensive health insurance package

Responsibilities

  • Design and implement RESTful APIs and microservices architectures
  • Conduct unit testing, integration testing, and deployment of Java-based applications
  • Collaborate with DevOps teams to optimize cloud infrastructure performance

Requirements

  • 5+ years professional Java development experience
  • Proven expertise in Spring Boot and JPA frameworks
  • Active Security Clearance (SC or equivalent)

Benefits

  • Fully remote work arrangement
  • Competitive daily rate for contract period

Keywords

JavabackendAPIsmicroservicesSpring Bootcloudsecurity clearanceCI/CD