Top 1761 Java Jobs in Leesburg, Va

Software Engineer
Metron —Reston, VA
- Computer Science
- Mid-level
- Office
- Profit sharing
- Paid parental leave
Backend Software Engineer - AI Trainer
DataAnnotation —Sterling, VA
- $50 - $100 an hour
- Part-time
- Remote
- Writing skills
- English
- Mid-level
- Flexible schedule
Quick Apply
Software Developer - AI Trainer
DataAnnotation —Sterling, VA
- $50 - $100 an hour
- Part-time
- Remote
- Writing skills
- English
- Mid-level
- Flexible schedule
Quick Apply
Junior Software Developer
EagleForce Associates, Inc. —Herndon, VA
- Full-time
- Computer Science
- Office
- Bachelor's degree
- Disability insurance
- Health insurance
Quick Apply
Full Stack Java Developer
NovaGigs —McLean, VA
- Computer science
- Computer Science
- Mid-level
Java Fullstack Developer ( Entry Level )
Teksyntax Inc. —Reston, VA
- Full-time
- Hybrid work
- 11+ years
- Java
- Entry level
- Health insurance
- Referral program
Quick Apply
Core Java Developer
NovaGigs —McLean, VA
- Computer science
- Computer Science
- Mid-level
Java Developer
JC Corporations Inc —McLean, VA
- Full-time
- Hybrid work
- Mid-level
- Office
- Java
Quick Apply
Java Developer
GRP Solutions, Inc —Herndon, VA
- $40 - $50 an hour
- Contract
- Hybrid work
- Azure
- System design
- Mid-level
- Health insurance
Quick Apply
11d
Software Developer (Java) - TS/SCI w/Poly
General Dynamics Information Technology —McLean, VA
- $157,250 - $212,750 a year
- 5 years
- Bachelor of Science
- Java
- Paid holidays
- 401(k) matching
Senior Software Engineer
Freddie Mac —McLean, VA
- $129,000 - $193,000 a year
- Full-time
- Computer Science
- 5 years
- System design
Full Stack Developer
BusinessObject Solutions, Inc. —Tysons, VA
- $100,000 - $130,000 a year
- Full-time
- Computer Science
- Master's degree
- SQL
Quick Apply
Full Stack Java Developer (SIGN-ON BONUS!!) - TS/SCI with Polygraph
General Dynamics Information Technology —Chantilly, VA
- $158,855 - $214,921 a year
- Computer Science
- Bachelor of Science
- Salesforce
- Paid holidays
- 401(k) matching
Python Developer
BusinessObject Solutions, Inc. —McLean, VA
- $100,000 - $130,000 a year
- Full-time
- Computer science
- CPA
- Computer Science
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Full Stack Developer - AI Trainer
DataAnnotation —Virginia
- $50 - $100 an hour
- Part-time
- Remote
- Writing skills
- English
- Mid-level
- Flexible schedule
Quick Apply
Software Engineer
CACI —Sterling, VA
- $79,400 - $162,700 a year
- Full-time
- Mid-level
- Java
- AWS
- Health insurance
Full Stack developer
CACI —Chantilly, VA
- $103,800 - $218,100 a year
- Full-time
- 5 years
- Java
- AWS
- Health insurance
Java Software Engineer III - 3 slots
System One —Dunn Loring, VA
- $50 - $70 an hour
- Contract
- 6 years
- Analysis skills
- Senior level
- Health insurance
- Dental insurance
Quick Apply
Full Stack Java Developer
Oxford Global Resources —Ashburn, VA
- From $90,000 a year
- Full-time
- Writing skills
- Research
- Mid-level
Quick Apply
Full Stack Software Engineering Technical Lead (CI/CD Platform)
Freddie Mac —McLean, VA
- $149,000 - $223,000 a year
- Full-time
- Computer science
- Computer Science
- 8 years
7d

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Software Engineer

Metron -
Reston, VA

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Job Details

Benefits

Profit sharing
Paid parental leave
Health savings account
Paid holidays
Relocation assistance
Health insurance
Dental insurance
401(k)
Flexible spending account
Tuition reimbursement
Paid time off
Parental leave
Employee assistance program
Vision insurance
Gym membership
Professional development assistance
Referral program

Qualifications

Software engineering
UI development
Tooling
Front-end state management
Bachelor's degree
APIs
Developing and maintaining backend systems
Web applications
Front-end component implementation
TypeScript

Full Job Description

About Metron

Metron is an employee-owned company dedicated to delivering innovative solutions for the most challenging national security problems. For over 40 years, our principled approach to problem-solving has yielded creative solutions at the intersection of advanced mathematics, computer science, physics, and engineering. Our people are leaders in their technical fields and are passionate about solving challenging problems. We look for individuals who share this same passion and can apply their experience in real-world settings.

Our Reston team is hiring a Software Engineer to help build and mature technically sophisticated software for simulation, optimization, and decision support in mission-focused environments. This role is for someone who can work across the stack - contributing to backend infrastructure, frontend web applications, and the translation of complex technical ideas into maintainable production software. Our teams are highly collaborative, and each engineer is expected to contribute across the full lifecycle of development, from early concept exploration and prototyping through implementation, demonstration, and deployment. The strongest candidates will bring solid software engineering fundamentals, good technical judgment, and the ability to help move capabilities from prototype to operational use.

Required Qualifications

Bachelor's degree in computer science, mathematics, physics, applied math, or related field
At least 2 years of industry experience
Experience with modern front-end development frameworks and tooling, especially React, TypeScript, and state management patterns
Experience building backend services and APIs in languages such as Java or Rust
Experience developing software in a collaborative environment where readability, maintainability, and disciplined engineering practices matter
Ability to work effectively with researchers, engineers, and end users to translate technical concepts into usable software
Familiarity with full-stack web application development in any frameworks/languages
U.S. CITIZENSHIP REQUIRED; successful candidates will be subject to a security investigation and must meet eligibility requirements for access to classified information

Desired Qualifications

Active TS/SCI security clearance
Experience writing performance-sensitive or algorithmic software, including optimization and parallel or concurrent processing
Experience in defense, national security, or other mission-driven software environments
Experience with 3D, geospatial, or high-performance visualization technologies such as WebGL or OpenGL
Experience with data-intensive or distributed systems, including databases, messaging systems, and asynchronous processing
Familiarity with AI/ML-enabled software, including LLMs, computer vision, or model-integrated applications
Experience with cloud and containerized deployment environments such as AWS, Docker, Kubernetes, and CI/CD pipelines

Position Location: Reston, VA

The selected individual(s) will be required to work from the Reston, VA office however we are flexible with our relocation timelines.

Perks and Benefits

Medical, Dental and Vision Insurance
Accompanying FSA and HSA options
Additional Voluntary Benefits
Paid Time Off
9 Observed Holidays and 2 Floating Holidays
Paid Parental Leave
Tuition Reimbursement
Relocation Assistance
Professional Development Reimbursement
Annual Salary Reviews
Profit Sharing
401(k) Traditional and Roth Options
Gym and Fitness Reimbursement
Employee Assistance Program
Employee Referral Program

Metron is an Equal Employment Opportunity (EEO) employer. It is the policy of the company to provide equal employment opportunities to all qualified applicants without regard to race, color, religious, sex, sexual orientation, gender identity, national origin, age, protected veteran or disabled status, or genetic information.

VEVRAA Federal Contractor

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java jobs in leesburg, va

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