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Software Developer Senior

Washington, DC; Washington; District Of Columbia; DC; Washington, District Of Columbia; United States
Full Time On-site

Summary

Job Description

We are searching for a Top Secret cleared Software Developer (Senior) to join our team in Washington, DC.

You will be working in an organization that’s mission is to accelerate operations through data and new analytical insights. The entire section leverages agile and works to provide the entire enterprise with tools and applications to assist with operational data discovery, data exploitation, data analytics, and data visualization tools. The section works closely with the entire enterprise to ensure its applications and tools meet or exceed the needs of the mission.

The Software Developer (Senior) is a part of a team that will lead large scale data analysis projects to designs and delivers on premises and cloud-based applications. The Software Developer (Senior) is responsible for Developing codes, testing, and debugging new software or enhancements to existing software. The Software Developer (Senior) works with technical staff to understand problems with software and resolve them. Resolves customer complaints with software and responds to suggestions for improvements and enhancements. Possesses and applies expertise on multiple complex work assignments.

Responsibilities:

Develops codes, tests, and debugs new software or enhancements to existing software. Has good understanding of business applications as well as user, performance, quality, interface, and security requirements. Works with technical staff to understand problems with software and resolve them. Resolves customer complaints with software and responds to suggestions for improvements and enhancements. May assist in development of software user manuals. Responsible for desktop design, testing, security lockdown implementation, integration with standard software packages, integration with automated patching and deployment technologies, documentation, and training to include automating application and configuration deployments and updates.

Possesses and applies a comprehensive knowledge across key tasks and high impact assignments. Plans and leads major technology assignments. Evaluates performance results and recommends major changes affecting short-term project growth and success. Functions as a technical expert across multiple project assignments. May supervise others. Minimum of 8 years’ experience recommended. In absence of years of experience, certifications or past work may be used to show the level of experience needed to perform at this level.

Requirements:

• Active Top Secret clearance with SCI eligibility

• Minimum of 8 years of experience with 6 years of related technical specialized experience

• Education: Bachelor's Degree in Information Systems Engineering, Computer Science, Engineering, Business, or other related field

o In absence of degree, additional years of experience may be substituted for educational requirements

Clearance Required: Top Secret with SCI eligibility

Minimum Education:

Bachelor's Degree in Information Systems Engineering, Computer Science, Engineering, Business, or other related field

In absence of degree, additional years of experience may be substituted for educational requirements

Minimum Years of Experience:

Minimum of 8 years of experience with 6 years of related technical specialized experience

Preferred:

• Front-end:

o JavaScript (ES6 and higher)

▪ React

▪ NextJS

▪ Tailwind CSS

▪ Material UI

o RESTful design and principles

o Code quality and standardization practices

• Backend:

o NodeJS

▪ Express

▪ NestJS

▪ Npm (node package manager)

o Go language

o Java 8

▪ SOAP services

▪ Maven and Gradle

• Development Tools:

o Git source version control

o Jira project management

o Static Application Security Testing (SAST, e.g. SonarQube, Gitlab SAST)

o Unit and integration testing (e.g., jest, mocha, chai)

• Business Analysis and Project Management:

o SAFe Agile Principles

o Jira

o Confluence

Salary and Other Compensation: The annual starting salary for this position is between $190,000-$200,000 . Factors which may affect starting pay within this range may include geography/market, skills, education, experience and other qualifications of the successful candidate.

Benefits: The Company offers the following benefits for this position, subject to applicable eligibility requirements: medical insurance, dental insurance, vision insurance, 401(k) retirement plan, life insurance, long-term disability insurance, short-term disability insurance, 17 days paid time off,up to 12 weeks annual paid maternity leave, up to 6 weeks annual paid parental leave, as well as 7 company holidays and 4 floating holidays annually.

#javelin

About Amentum

Amentum

Amentum is one of the largest government services and engineering companies supporting the U.S. military, intelligence community, and federal agencies. Headquartered in Virginia with more than 50,000 employees worldwide, Amentum delivers mission-critical support across defense, cybersecurity, engineering, logistics, intelligence, aviation, nuclear, and space operations. The company plays a major role in helping government agencies solve complex national security and infrastructure challenges.

For job seekers, Amentum offers a wide variety of career opportunities across engineering, cybersecurity, intelligence, logistics, IT, aviation maintenance, program management, and cleared government support roles. The company is especially attractive to veterans, transitioning military personnel, and security-cleared professionals looking to continue supporting national security missions while building long-term career stability. Amentum also has a strong reputation for career mobility, education support, and mission-focused work across hundreds of federal programs.

Unlike many companies focused on a single niche, Amentum supports a broad range of high-impact missions—from military readiness and intelligence operations to NASA programs, cyber modernization, and critical infrastructure support. Employees often work on programs that directly support the Department of Defense, intelligence agencies, and federal civilian missions, creating opportunities to build diverse experience while contributing to meaningful national security outcomes.

As government investment continues to grow in cyber, space, engineering, and mission modernization, Amentum remains one of the strongest employers in the government contracting sector. For professionals seeking a stable, mission-driven career with opportunities for advancement, technical growth, and meaningful impact, Amentum continues to stand out as a top employer in defense and federal services.

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