Senior Application Developer
Annapolis Junction Full-time Senior Software Engineering
At a glance
Senior Software Engineering role at Belay Technologies. Annapolis Junction · full-time · $168,000–$240,000 base.
SalaryStated by Belay Technologies
$168,000 – $240,000
Base salary for this role, in USD per year, as published in the posting.
This role, from Belay TechnologiesOur estimate for the market: $175,125–$219,066Median $203,750
The range includes the market median of $203,750 for senior software engineering roles in Annapolis Junction.
Worked out from 22 postings that stated pay, median $203,750. Last updated Nov 5, 2026.
RoleSoftware Engineering
SenioritySenior
LocationAnnapolis Junction
EmploymentFull-time
Base pay$168,000–$240,000
PostedOct 20, 2026
Role brief
techroles summary, based on the employer's posting.
What you'll do
- Design, build, adapt and connect software tools that work within mission constraints
- Turn mission needs into documented requirements, analyze them and prototype solutions
- Improve existing toolsets and support software already deployed in the field
- Review teammates’ code and work with analysts, operators and data scientists on mission support
What you bring
- You hold TS/SCI clearance with a polygraph and have at least twelve years of experience
- You have a bachelor’s degree, or a master’s degree with ten years’ experience; extra software engineering experience can replace a bachelor’s
- You can create and modify software in C, C++, Python or Assembly, and understand network protocols and traffic analysis
- You have used Git, Subversion or Atlassian tools such as Jira and Confluence
Who this fits
This senior role suits an experienced software engineer comfortable handling application development and CNO reverse-engineering work. It is based in Fort Meade and requires TS/SCI clearance with a polygraph.
From the employer
Belay Technologies has been voted Baltimore Business Journal's (BBJ) Best Places to Work 2026!
Belay Technologies is seeking a Senior Application Developer to join our intel team. You will act as a general-purpose Software Engineer and CNO Reverse Engineer for up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to provide mission-centric results. You will work closely with analysts, operators, data scientists and other software engineers to provide mission tactical support.
Responsibilities:
Perks and Benefits:
At Belay, we are committed to creating an environment where you can thrive both professionally and personally. We believe in transparency and fairness in compensation. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Belay offers a competitive total compensation package that includes benefits and perks, a flexible work-life balance, and career development.
Salary Range: $168,000 to $240,000
Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area). Belay Technologies specializes in systems automation and full stack development. Belay Technologies provides leading technology and engineering solutions to the DoD, as well as state-of-the-art commercial products. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services. We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
Belay Technologies is seeking a Senior Application Developer to join our intel team. You will act as a general-purpose Software Engineer and CNO Reverse Engineer for up-and-coming projects where you will design, develop, prototype, modify, and integrate solutions to provide mission-centric results. You will work closely with analysts, operators, data scientists and other software engineers to provide mission tactical support.
Responsibilities:
- Augment existing toolsets.
- Derive, document, and analyze requirements.
- Produce end-to-end toolsets that can operate within mission constraints.
- Take part in peer code reviews to reduce defects.
- Build prototypes to demonstrate understanding of mission requirements.
- Produce and modify software systems in C/C++/Python/Assembly.
- In-depth understanding of network protocols (e.g., TCP/IP), and analysis of network traffic (e.g., Wireshark).
- Provide support for fielded software systems.
- Familiarity with Git and Subversion.
- Atlassian Tools (Jira, Confluence).
- Experience with reverse engineering windows or embedded platforms (RTOS).
- Experience with developing CNO specific software in Windows/Linux/Embedded applications.
- Experience with any of the following: Java, JavaScript, Bash, PowerShell, Perl, C#, Rust.
- Experience with Vulnerability Research and Exploit development.
- Knowledge of end-to-end SIGINT collection and analysis systems.
- TS/SCI Clearance with polygraph
- 12 yrs., B.S. or 10 yrs. w/ M.S., 4 yrs. of additional SWE experience may be substituted for a bachelor’s degree.
Perks and Benefits:
- 8 weeks paid leave - 4 weeks of personal leave, 3 Yay! days, take off on your birthday,11 paid holidays and optional leave up to 6 days through Belay's volunteer program
- 10% matching in 401(k) contributions vested on day one
- $5,000 annual training/tuition
- Student Loan Repayment Program
- 100% company-funded HSA
- Rich medical coverage (100% coinsurance)
- Dental coverage including orthodontia
- Up to $420,000 in life insurance, premiums 100% company funded
- Amazon Prime, gym reimbursement, monthly lunches, games and prizes
- Pet adoption program, generous referral bonus program, fun events, and more!
At Belay, we are committed to creating an environment where you can thrive both professionally and personally. We believe in transparency and fairness in compensation. Several factors influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, education, specific skills and competencies and certifications. Belay offers a competitive total compensation package that includes benefits and perks, a flexible work-life balance, and career development.
Salary Range: $168,000 to $240,000
Belay Technologies is a certified Service-Disabled Veteran-Owned Small Business located in Columbia, Maryland (Baltimore/Washington area). Belay Technologies specializes in systems automation and full stack development. Belay Technologies provides leading technology and engineering solutions to the DoD, as well as state-of-the-art commercial products. We hire software engineers, web designers, test engineers, systems engineers, systems administrators, database engineers and other tech services. We are an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.
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