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QU
Principal Software Tool Developer - CONTINGENT - Dept 20 - 351
Que Technology GroupAnnapolis Junction, Maryland, United Statesfull_timeVerifiedPosted 2 Feb 2026
About the role
Que Technology Group, Inc., is seeking a motivated tool developer to kick off a new effort within the Technology & Data Analysis mission. The software engineer will work closely with mission stakeholders, researchers and end users to develop innovative tools – from research concept to deployment – for daily use that will improve cryptanalytic engineering and analysis.
Responsibilities include, but are not limited to:
- Perform end-to-end (concept to reality) capability development, taking research-based approaches – often software prototypes and algorithms – to create tools for cryptanalytic engineering and analysis.
- Technical Proficiency: Savvy with enterprise Java application development in order to take existing tool base, understand the tool's functionality from documentation and research, examine new parameters needed, and lead overall development.
- Will perform software & architecture review, transition and release planning, maintenance, automated testing, debugging, user support, version control, and new feature development.
Required Qualifications:
- Bachelor's degree plus 11 years of relevant experience or equivalent.
- Proficiency with JAVA, Python, Rust, C++, TypeScript, VisualStudio, Gitlab.
Preferred Qualifications:
- Graph representation and transformation to alt graph structures, digital logic emulation; re-architecture to object-oriented techniques, file parsing and generation with optimization framework
- TS/SCI clearance with polygraph
- Competitive salary
- Company Medical/Dental/Vision plans – Company paid
- Short-term Disability, Long-term disability and Life Insurance – Company paid
- Business/ First Class travel upgrade for 7 hour or longer flights & company card will be provided for expenses
- Vacation / Personal days granted at 25 days per year
- Paid Federal Holidays – 11 days
- $5,000 Annual Professional Development Fund plus 40 paid hours if in class
- 401K with 6% company match; all contributions are immediately vested by Employee
- Employee will be paid a bonus of $10,000 per employee hired based on their referral
- Up to 3 paid Code Red days due to customer closure
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