Actalent - TS/SCI Full Stack Engineer

Full Stack Developer is needed in Aurora, United States.

Client: Actalent

Location: Aurora, CO

Contract: Temporary, Temp-to-hire

Job Description

This role offers an opportunity for a motivated Full Stack Software Engineer to design, develop, and maintain innovative, mission-critical software solutions that meet modern industry standards. You will work across the full stack using modern frameworks and cloud technologies, write clean and scalable code, and contribute to the full software development lifecycle in an agile, highly collaborative environment. The position requires a strong understanding of software architecture, cloud computing, APIs, and secure, scalable application design, along with an active TS/SCI-level clearance.

Requirements

Essential Skills

• Bachelor’s degree in computer science or a related field.
• At least 5 years of professional experience using Java, C#, or Python.
• At least 1 year of experience with JavaScript or Typescript.
• Hands-on experience designing, developing, and maintaining scalable and secure software applications using Java and modern frameworks such as Spring Boot or Quarkus.
• Proficiency in writing clean, efficient, well-documented, and testable code.
• Experience developing unit, integration, and system tests to ensure software quality.
• Understanding of the full software development lifecycle (SDLC), including requirements gathering, design, coding, testing, deployment, and maintenance.
• Experience with a modern cloud provider such as AWS or Azure.
• Understanding of standalone Kubernetes deployments.
• Experience with modern front-end development using React or Angular.
• Strong understanding of JavaScript or Typescript in the context of modern front-end frameworks.
• Experience using source control tools such as Git or GitLab.
• Experience working within DevSecOps and Agile Scrum software development methodologies.
• Familiarity with tools such as Git, Jira, and Confluence for collaboration and project tracking.
• Ability to work effectively in a collaborative, cross-functional team environment.
• Ability to work in a modern software development office at least 3 days per week, with flexibility to increase to 5 days per week as required.
• Active TS/SCI-level security clearance appropriate for on-site SCIF work, with ability to meet site-specific clearance requirements (such as CI polygraph or full scope polygraph, as applicable).

Additional Skills & Qualifications

• Experience working with APIs and modern software architecture patterns.
• Experience in designing and optimizing cloud-native, scalable systems.
• Familiarity with secure coding practices and building applications for sensitive or mission-critical environments.
• Experience operating within highly regulated or classified environments, including SCIF-based development.
• Strong problem-solving skills and the ability to troubleshoot complex technical issues.
• Excellent communication skills for collaborating with product managers, architects, and engineering peers.
• Interest in continuous learning and staying current with emerging technologies, frameworks, and industry best practices.
• Motivation to contribute to a growing organization with opportunities for professional development, feedback, and career progression.

Work Environment

This role is based in secure on-site SCIF facilities in locations such as Aurora, Colorado; King of Prussia, Pennsylvania; Herndon, Virginia; and Ypsilanti, Michigan, with specific clearance and polygraph requirements varying by site. You will work in a modern software development office environment, initially on-site at least three days per week with the potential to grow to five days per week in the office as needed. The organization combines software and hardware capabilities to support defense, aerospace, AI/ML, and related mission areas nationwide.

Job Type & Location

This is a Contract to Hire position based out of Aurora, CO.

Pay and Benefits

The pay range for this position is $60.00 - $85.00/hr.

• Medical, dental & vision
• Critical Illness, Accident, and Hospital
• 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available
• Life Insurance (Voluntary Life & AD&D for the employee and dependents)
• Short and long-term disability
• Health Spending Account (HSA)
• Transportation benefits
• Employee Assistance Program
• Time Off/Leave (PTO, Vacation or Sick Leave)

Workplace Type

This is a fully onsite position in Aurora, CO.

Application Deadline

This position is anticipated to close on Jul 24, 2026.

About Actalent

Actalent is a global leader in engineering and sciences services and talent solutions. We help visionary companies advance their engineering and science initiatives through access to specialized experts who drive scale, innovation and speed to market. With a network of almost 20,000 consultants and 5,000 clients across the U.S., Canada, Asia, and Europe, Actalent serves many of the Fortune 500.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any other characteristic protected by law.

If you would like to request a reasonable accommodation, please email [email protected].

San Francisco Fair Chance Ordinance: For all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process. By applying, you acknowledge and agree that your application may be reviewed using AI tools.