Full Stack Developer; Top Secret clearance

Working at ICF

ICF is a global advisory and technology services provider, but we’re not your typical consultants. We combine unmatched expertise with cutting‑edge technology to help clients solve their most complex challenges, navigate change, and shape the future.

We can only solve the world’s toughest challenges by building a workplace that allows everyone to thrive. We are an equal opportunity employer. Together, our employees are empowered to share their expertise and collaborate with others to achieve personal and professional goals. For more information, please read our EEO policy.

We will consider for employment qualified applicants with arrest and conviction records.

Reasonable Accommodations are available, including, but not limited to, for disabled veterans, individuals with disabilities, and individuals with sincerely held religious beliefs, in all phases of the application and employment process. To request an accommodation, please email C and we will be happy to assist. All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

Read more about workplace discrimination rights or our benefit offerings which are included in the Transparency in (Benefits) Coverage Act.

At ICF, we are committed to ensuring a fair interview process for all candidates based on their own skills and knowledge. As part of this commitment, the use of artificial intelligence (AI) tools to generate or assist with responses during interviews (whether in‑person or virtual) is not permitted. This policy is in place to maintain the integrity and authenticity of the interview process.

However, we understand that some candidates may require accommodation that involves the use of AI. If such an accommodation is needed, candidates are instructed to contact us in advance at c We are dedicated to providing the necessary support to ensure that all candidates have an equal opportunity to succeed.

The pay range for this position based on full‑time employment is:

$81,094.00 - $ Nationwide Remote Office (US99)

Primarily remote, with occasional business travel to Washington, D.C. and Monterrey, California

As a Full Stack Software Developer at ICF you play the central role in driving innovation and using technology to drive connections through a multi-channel experience. If you have an incredible passion for innovative technology development and enjoy working with clients, ICF is the place for you. You should have experience with common development tools, techniques and numerous programming languages. All team members are very dynamic with experience delivering end‑to‑end solutions, quite often skilled in front‑end and back‑end technologies.

• Design, develop, and maintain responsive web applications using modern frontend and backend technologies.
• Build and consume RESTful APIs and ensure seamless integration between frontend and backend systems.
• Optimize application performance, scalability, and security across the stack.
• Collaborate with UI/UX designers, product managers, and other developers to deliver high‑quality features.
• Write clean, maintainable, and well‑documented code following best practices.
• Implement automated testing, CI/CD pipelines, and version control workflows.
• Troubleshoot and debug issues across the stack, ensuring timely resolution and minimal downtime.
• Stay current with emerging technologies and propose improvements to architecture and development processes.

• Candidate must have an active Top Secret clearance or higher
• Bachelor’s degree in Computer Science, Engineering, or related field.
• 5 years - experience in full stack software engineering with a strong understanding of best practices, design patterns, clean code, and unit/integration testing.
• 3 years - Python development experience including development of REST APIs with frameworks such as Django or Flask.
• 3 years – Frontend development with frameworks such as Angular or React (Angular preferred)
• 2 years – experience writing and debugging SQL queries and building applications that integrate…