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Freelance Java Backend Developer Jobs in Springfield, VA

EDR Technology

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Sr Java Developer

Ashburn, VA · On-site

$135K - $165K/yr

Backend Developer (Senior) Ashburn, VA (2 days a week in the office) MUST BE A US CITIZEN Position ... the Mid-Level Java Developer will participate in the system architecture design, systems ...

West 4th Strategy

Backend Developer

Bethesda, MD · On-site

Implement and maintain Java Spring Boot microservices aligned to Government-approved requirements ... Strong backend engineering competencies in secure microservice development, API enablement, and ...

West 4th Strategy

Backend Developer

Bethesda, MD · On-site

$110 - $115/hr

Implement and maintain Java Spring Boot microservices aligned to Government-approved requirements ... Strong backend engineering competencies in secure microservice development, API enablement, and ...

West 4th Strategy

Backend Developer

Bethesda, MD · On-site

Implement and maintain Java Spring Boot microservices aligned to Government-approved requirements ... Strong backend engineering competencies in secure microservice development, API enablement, and ...

Spatial Front, Inc

Backend Developer

Arlington, VA · On-site

... Java, Python, or Node.js. • Build and maintain relational and NoSQL database schemas, queries ... Computer Science, Engineering, or related field. • 3 years of backend development. • ...

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Freelance Java Backend Developer information

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$10

$57

$76

How much do freelance java backend developer jobs pay per hour?

As of Aug 20, 2026, the average hourly pay for freelance java backend developer in Springfield, VA is $57.06, according to ZipRecruiter salary data. Most workers in this role earn between $50.72 and $65.77 per hour, depending on experience, location, and employer.

What cities near Springfield, VA are hiring for Freelance Java Backend Developer jobs?

Cities near Springfield, VA with the most Freelance Java Backend Developer job openings:

Freelance Java Backend Developer jobs near you

Lead Java Backend Engineer - AWS Cloud Migration

System One

Reston, VA • On-site

Contractor

Posted 2 days ago

New

Job description

Lead Software Engineer Location: Reston, VA (Hybrid) Duration: Contract through end of year (extension possible) Candidates must reside in the DMV area.

Overview

We are seeking a Senior Java Backend Developer to support a major AWS cloud migration initiative. This role is ideal for an experienced engineer with deep expertise in Java, Spring Framework, Microservices, AWS Migration, and enterprise-level backend development. The selected candidate will play a key role in designing, developing, and modernizing large-scale applications while mentoring junior engineers and collaborating with cross-functional teams.

Required Qualifications

  • 12+ years of hands-on experience in Java development
  • 8+ years of software design, development, and systems integration experience
  • 3+ years of AWS cloud migration experience (required)
  • Strong expertise with:
    • Java
    • Spring Framework / Spring Boot
    • Spring Batch
    • Microservices architecture
    • IBM MQ
  • Extensive database experience with:
    • SQL
    • Oracle
    • MongoDB
    • PostgreSQL
  • Experience integrating and supporting legacy/web services
  • Strong understanding of SDLC, Agile methodologies, CI/CD, DevSecOps, and automated testing
  • Experience leading technical initiatives and mentoring developers
  • Bachelor's degree in Computer Science, Information Technology, or related field (or equivalent experience)

Key Responsibilities

  • Lead the design, development, testing, and deployment of enterprise applications
  • Drive AWS cloud migration efforts and modernization initiatives
  • Design scalable backend services and microservices architectures
  • Collaborate with Architects, Product Owners, Scrum Masters, and stakeholders to define technical solutions
  • Conduct code reviews and ensure adherence to development standards and best practices
  • Identify technical risks and implement mitigation strategies
  • Support CI/CD implementation and application deployment processes
  • Mentor junior engineers and provide technical leadership across project teams

Preferred Skills

  • Experience with cloud-native application development
  • Knowledge of TDD, BDD, and automated testing frameworks
  • Strong experience with large-scale enterprise applications serving thousands of users
  • Excellent communication and stakeholder management skills
Ref: #851-Rockville-S1

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About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US

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