Sr. Java Developer

Leidos; United States; On-site; USD 107,900 - 195,050; Full time

Benefits offered by this job

Paid Time Off

401K with 6% company match

Parental Paid Leave

Job summary

A leading security analysis company is seeking a Sr. Java Developer for its Intel Security Sector's Analysis Solutions Business Area. The role includes designing and maintaining backend microservices within an Agile development framework. Required qualifications include familiarity with Agile practices, Java design patterns, and cloud platforms, alongside a Bachelor's degree and significant experience. Active TS/SCI clearance is mandatory. Comprehensive benefits and a competitive pay range are offered.

Qualifications

• Active TS/SCI with polygraph security clearance required.
• Experience with microservices architecture and cloud platforms preferred.

Responsibilities

• Design, develop, test and maintain backend microservices using Java.
• Participate in code reviews and software programming initiatives.
• Develop validation and testing methods using Junit and Katalon.
• Support Agile lifecycle coordinating with team members and stakeholders.

Skills

Agile practices

Java based design patterns

RESTful APIs

DevOps toolsets

AWS

GitHub

Python

Bash

Education

Bachelor's degree (8+ years of experience) or Master's degree (6+ years of experience)

Tools

Junit

Katalon

Git

Jenkins

Job description

Sr. Java Developer – Intel Security Sector's Analysis Solutions Business Area

Leidos has an exciting opportunity for a Sr. Java Developer in our Intel Security Sector’s Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

Job Summary

A Java developer on this program provides Agile development and operations and maintenance for mission critical systems. Based in DevOps framework, this role participates in major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, design, coding and unit testing.

Primary Responsibilities

• Design, develop, test and maintain high-performance, scalable backend microservices using Java and the Spring Framework to meet customer information technology needs.
• Participate in software programming initiatives and code reviews.
• Develop software system validation and testing methods using Junit and Katalon and uses integrated custom developed software solutions to leverage automated deployment technologies.
• Develop, prototype and deploy solutions within a cloud-based platform leveraging platform services.
• Support the Agile software development lifecycle following Program SAFe practices while coordinating closely with team members, Product Owners and Scrum Masters to ensure User Story alignment and implementation to customer use cases.
• Document and perform systems software development, including deployment of build artifacts across different environments leveraging GitFlow constructs and using industry leading DevOps tools like GitHub, Jenkins, and scripting (e.g., python, bash).
• Apply and identify software development best practices and standard operating procedures creating innovative solutions to meet the technical needs of customers.

Basic Qualifications

• Familiarity with common Agile practices, service-orientated environments, and development practices.
• Familiarity with Java based design patterns and implementing RESTful APIs.
• Familiarity with integrating with and delivering within DevOps toolsets/practices.
• Familiarity with development in Commercial Cloud Platforms (ex, AWS, Google Cloud, Azure) and leveraging cloud data services (ex: S3, RDS, EFS).
• Familiarity with using version control systems and issue/problem tracking systems.
• Bachelor's degree with 8 or more years of prior relevant experience or Master's degree with 6 or more years of relevant experience. Additional years of experience may be substituted in lieu of a degree.
• To be considered must have an active TS/SCI with polygraph security clearance.

Preferred Qualifications

• Familiarity with the Spring Framework, microservices architecture and integrating with relational and NoSQL databases.
• Direct experience utilizing software testing performance tools, such as Junit and scripting languages, such as Python, and Bash while working in an Agile development environment.
• Experience with SAFe development practices.

Pay Range

Pay Range: $107,900.00 - $195,050.00

Original Posting

January 21, 2026

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.