> Markdown version of [/jobs/ext/2530653-applications-developer-iii](https://www.wearedevelopers.com/jobs/ext/2530653-applications-developer-iii). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Applications Developer III

- **Company:** Arsiem Corporation
- **Location:** Arlington, VA, United States
- **Experience:** Expert
- **Salary:** $42,000.0
- **Contract:** Permanent contract
- **Skills:** HTML, Amazon Web Services, Application Integration Architecture, Software Applications, Automation of Tests, Computer Engineering, Continuous Integration, Data Transformation, Software Debugging, Elasticsearch, Design of User Interfaces, JSON, Python (Programming Language), PostgreSQL, MongoDB, Ansible, Software Engineering, Systems Integration, ReactJS, Vue.js, SC Clearance, Containerization, Kubernetes, Information Technology, Data Analytics, Restful APIs, Software Version Control, Docker
- **Published:** August 17, 2026
- **Apply:** https://www.dice.com/job-detail/8ecbdc91-abef-49f8-9be1-ec657693e9a2

## About the Role

* BS Computer Science, Computer Engineering, Computer Information Systems, Computer Systems Engineering or related degree; or HS Diploma & 7+ years of directly relevant experience.
 * 5+ years of directly relevant experience in applications development
 * Knowledge of secure software development lifecycle and code versioning and maintenance
 * Experience with assessing and integrating commercial off the shelf (COTS) products
 * Knowledge and familiarity to work with the installation, demonstration, test, validation and evaluation of new and existing software, tools, methods, and software measurement technologies
 * Must have operational experience with Python
 * Knowledge of software application development and RESTful architecture
 * Knowledge of data transformation and manipulation via code
 * Experience working and developing in/with containerization software including Kubernetes and Docker
 * Must have strong communication skills and have experience interacting and with customers directly in a project environment or technical demonstration
 * Must be able to work collaboratively across remote and physical locations

Preferred Qualifications

 * Experience with two or more of the following: Python, Silk, JSON, Data Analytics, MongoDB, Elastic Search, Postgress, Ansible, Vue.js, React, HTML, Kubernetes, Docker, Podman, AWS, View Jazz Framework, Process Automation, UI Development, CI/CD knowledge
 * CSSLP
 * Sec+

Clearance Requirement: Must have an active Secret clearance and be able to obtain a TS/SCI clearance. Must be able to obtain DHS Suitability.

## Description

* Designs, troubleshoots, and implements software code for end-to-end software development
 * Designs, develops, enhances, debugs, integrates, and implements software
 * Troubleshoots production problems related to software applications
 * Researches, tests, builds, and coordinates the integration of new products based on user requirements
 * Initiates action for evaluation and recommendation of application software packages, application integration and testing tools
 * Resolves problems with software and responds to suggestions for improvements and enhancements
 * Implements recommendations for improving documentation and development process standards


## Related Videos

- [The Resilience of the World Wide Web](https://www.wearedevelopers.com/videos/1281-the-resilience-of-the-world-wide-web)
- [Tips and Tricks for Working with JSON](https://www.wearedevelopers.com/videos/1229-tips-and-tricks-for-working-with-json)
- [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered)
- [Navigating the Corporate Jungle: Life as a Developer in a large Company](https://www.wearedevelopers.com/videos/621-navigating-the-corporate-jungle-life-as-a-developer-in-a-large-company)
- [NoLoJS - Avoiding JavaScript Cruft with HTML and CSS - Aaron T. Grogg](https://www.wearedevelopers.com/videos/1806-nolojs-avoiding-javascript-cruft-with-html-and-css-aaron-t-grogg)
- [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers)

## Related Articles

- [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)
- [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)
- [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)
- [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers)
- [Dev Digest 162: AI careers, MCP, AWS best practices & floppy sweaters](https://www.wearedevelopers.com/magazine/571-dev-digest-162-ai-careers-mcp-aws-best-practices-floppy-sweaters)
- [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)