> Markdown version of [/jobs/ext/4702107-software-engineer-iii](https://www.wearedevelopers.com/jobs/ext/4702107-software-engineer-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). --- # Software Engineer III - **Company:** Reflexive Concepts - **Location:** Annapolis Junction, MD, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Gulp.js, Java (Programming Language), Software Documentation, Elasticsearch, Design of User Interfaces, Human-Computer Interaction, Python (Programming Language), MongoDB, Node.Js, Software Engineering, Software Systems, Javascript Build, AngularJS, Information Technology, Npm(Software) - **Published:** November 13, 2026 - **Apply:** https://www.careerbuilder.com/job-details/software-engineer-iii-annapolis-junction-md--30ae75cf-b49d-459a-bef3-7203bd9a616e ## About the Role Software Engineering, Software Engineering, Elasticsearch, Technical Leadership, AngularJS, MongoDB, Node.js, User Interface/Experience (UI/UX), Software Development, Software Design, * Bachelor's degree in Computer Science or related discipline from an accredited college or university * Twenty (20) years experience as a SWE, in programs and contracts of similar scope, type and complexity + Twenty-four (24) years of development experience may be substituted for candidates without a qualifying bachelor's degree ## Description We are seeking a senior front-end software engineer to serve as technical lead across multiple software development teams, designing, developing, and modifying software solutions built with AngularJS/NodeJS and backed by MongoDB and Elasticsearch., + AngularJS / NodeJS + JavaScript build frameworks (npm, gulp) + Java / Python + MongoDB / Elasticsearch * Serving as the technical lead of multiple software development teams * Developing software solutions by analyzing system performance standards * Assisting with development and execution of test procedures for software components * Designing, developing, and modifying software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design * Ensuring quality control of all developed and modified software * Writing or reviewing software system documentation