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Senior Java Software Engineer

Technology
RE Partners
New Jersey, United States3 weeks agoUntil 11/5/2026
Full timeHybrid

Job description

Job Title: Senior Java Platform Engineer

Location: New York, NY / New Jersey (Hybrid – 2-3 days per week onsite)

Employment Type: Full-time, Permanent (W2)

Work Authorization: US work authorization required (no visa sponsorship available)

We’re hiring a Senior Java Platform Engineer to build a large-scale developer platform for a leading global investment bank. The platform automates software remediation across thousands of repositories — identifying vulnerable dependencies, updating code, running changes through CI/CD, and generating validated pull requests. This is a hands-on backend/platform engineering role, not a traditional CRUD position.

What You'll Do

  • Build Java 21 / Spring Boot services and APIs
  • Design scalable distributed backend systems
  • Build automation around Maven, Gradle, Git and CI/CD
  • Run services and automated workloads on Kubernetes / AWS
  • Develop tooling for dependency upgrades and code remediation
  • Work with technologies such as OpenRewrite, Renovate and SBOM/security scanning
  • Own solutions from design through production

What We're Looking For

  • Strong hands-on Java / Spring Boot experience
  • Experience with backend services, microservices or distributed systems
  • Strong understanding of Core Java, concurrency and performance
  • Experience with Maven or Gradle
  • Experience with Kubernetes, containers and CI/CD
  • Strong debugging and software design skills
Useful, but not required
  • OpenRewrite or Renovate
  • Developer tooling / platform engineering
  • Vulnerability management or application security
  • AWS
  • Banking or financial services
  • AI/LLM integrations
Why Join?
  • Build technology that can apply and validate software changes across hundreds or thousands of repositories automatically.
  • Modern Java. Complex engineering. Real scale. Strong ownership.
Location: NYC / New Jersey, hybrid 2–3 days onsite

Employment: Permanent W2 with RE Partners

Sponsorship: Not available

If this sounds like your kind of challenge, apply here: [APPLICATION LINK]
Keywords
JavaSpring BootBackend EngineeringDistributed SystemsMicroservicesCore JavaConcurrencyPerformance OptimizationMavenGradleKubernetesContainersCI/CDAWSGitSoftware DesignJava 21Backend ServicesAPIsPerformance

Interested in this role?