Title: Applications Developer III

Description:
Solutions³ LLC is supporting a U.S. Government customer on a large mission critical development and sustainment program to design, build, deliver, and operate a network operations environment, including introducing new cyber capabilities to address emerging threats.

Solutions³ LLC is seeking a Full Stack Developer to support the design, development, and deployment of advanced cybersecurity capabilities. The Full Stack Developer will play a pivotal role in our organization's technology team.

Salary Range: $112,000 - $131,000
Location: Dulles, VA
Job Type: Onsite

Eligibility:

Must be a US Citizen
Must be able to obtain a Secret clearance within 1 year
Must be able to obtain DHS Suitability prior to starting employment 
8+ years of directly relevant experience in software development

Responsibilities Include:

Full Stack Development
- Develop, maintain, and enhance front-end and back-end components of web applications.
- Automated testing and smoke testing familiarity and implementation experience.
- Perform unit and integration testing to ensure software quality.
- Optimize application for speed and scalability.
- Collaborate with cross-functional teams to gather and refine software requirements.
- Write clean, maintainable, and efficient code.
- Troubleshoot and resolve software defects and issues.
- Handle authentication, authorization, and session management.
- Integrate with third-party services (e.g., payment processors, external APIs).
DevOps and Deployment
- Set up and manage CI/CD pipelines.
- Deploy applications to cloud platforms (e.g., AWS, Azure, GCP).
- Monitor application performance and reliability.
- Handle version control using Git and platforms like GitHub/GitLab.
Collaboration and Documentation
- Collaborate with DevOps, infrastructure, and development teams to ensure seamless integration.
- Document code and infrastructure changes, processes, and best practices.
- Participate in knowledge sharing and mentorship of team members.
- Stay up to date with industry trends and emerging technologies.
Cybersecurity – Secure Coding Practices
- Create secure code according to industry best practices.
- Use strong encryption algorithms for data in motion and data at rest.
- Manage and handle credentials and secrets in a secure, authorized manner.
- Use correct error handling and logging within developed code.

Required Skills:

Proficiency in programming languages such as Python, Java, and NodeJS.
Strong knowledge of front-end and back-end frameworks.
Familiarity with CI/CD pipelines and version control systems.
Knowledge of cloud platforms (e.g., AWS, Azure, Google Cloud) is a plus.
Demonstrated experience and/or familiarity with one of more of the following: SQL, Oracle, MySQL, JBDC, etc.
Demonstrated experience and/or familiarity with one of more of the following: Pytest, Jupyter, Java Spring, JUnit, Hibernate, JavaScript, ReactJs, etc.
Experience leading multiple software development teams.
Experience developing system performance, availability, scalability, manageability, and security requirements for mid- to large-scale programs.
Experience with cloud computing, multimedia storage, knowledge databases and data-mining analytics.
Agile development methodology experience required.
Experience with Linux and/or Unix.
Experience with Jenkins and/or CloudBees.

Desired Skills:

Excellent problem-solving and communication skills.
Strong teamwork and collaboration abilities.
Ability to adapt to a fast-paced, evolving technology environment.
Attention to detail and commitment to delivering high-quality solutions

Desired Certifications:

DoDM 8140.03 DCWF Information Systems Security Developer (631), CSSLP, CISSP
Software development methodology certification (e.g. SCRUM Master) highly desired

Required Education: Bachelor’s degree in Software Engineering, Computer Science, or related discipline

About the company

Solutions³ provides end-to-end cybersecurity, ITOM, and ITSM consulting and training, offering advisory services, training, and implementation based on ITIL, NIST, and CIS standards. It works through a people-process-technology lifecycle and partners with the DVMS Institute to create, protect, deliver, and verify trusted digital value using the Digital Value Management System and related accreditations. The company differentiates itself with a standards-driven, end-to-end approach and recognized accreditations (APMG International, UK NCSC/GCHQ, DHS/CISA), plus a collaborative method that yields clearly defined, executable projects aligned to client missions and risk. Its goal is to help organizations of any size manage digital risk, improve resiliency, and derive value from digital services through training, mentoring, and proven governance and implementation practices.

Company Size

1-10

Company Stage

N/A

Total Funding

N/A

Headquarters

Wyckoff, New Jersey

Founded

2003

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Simplify's Take

What believers are saying

Nine-intern 2026 cybersecurity program builds a low-cost recruiting funnel and future delivery capacity.
Partnerships with Trinity, OpenText, and Secure64 broaden offerings and improve bid credibility.
Current DHS, FBI, and Navy awards create references for higher-value federal task orders.

What critics are saying

Federal contract dependence exposes revenue to recompetes, budget delays, and protest risk in 2026.
Large primes can bundle training and compliance work, squeezing Solutions³ margins and win rates.
If federal cybersecurity spending slows, Solutions³ loses its core growth engine and hiring pipeline.

What makes Solutions³ unique

Solutions³ won DHS/CISA Federal Cyber Defense Skilling Academy training in 2026.
Solutions³ earned FBI Cyber Division training award and Navy SeaPort NxG participation in 2026.
Solutions³ is a CMMC RPO, aligning offerings with federal compliance demand.

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Benefits

Remote Work Options

Solutions³

Full Stack Developer

About the job