Mid-Level Backend Software Engineer
$105k - $125kEnnoble First, Inc.
Mid-Level Backend Software Engineer
Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ Clearance: Top Secret/SCI with the ability to successfully pass a Polygraph Schedule: Full Time Travel: Yes, 10% of the time Remote: No Remote
Company Overview
We are Ennoble First. The people supporting and securing some of the most complex government, defense, and intelligence projects across the country. We ensure today is safe and tomorrow is smarter. Our work has meaning and impact on the world around us, but also on us, and that's important. Ennoble First is your place. You make it your own by embracing autonomy, seizing opportunity, and being trusted to deliver your best every day. We think. We act. We deliver.
Program Overview
This position supports a newly awarded five-year effort delivering modern, mission-critical software capabilities to a national security customer. The program leverages Agile development, DevSecOps practices, and cloud-native technologies to build and enhance scalable enterprise solutions supporting critical mission operations. Engineers on this effort will work with cross-functional teams to design, develop, and deploy impactful capabilities while helping shape the architecture and technical direction of a long-term, high-visibility program.
Position Overview
We are seeking a Backend Software Engineer to support the development and maintenance of core backend services for a high-visibility, data-driven application used across the organization for analytics and reporting. This role focuses on building scalable services, developing RESTful APIs, and supporting data-driven functionality within a Linux-based environment. The ideal candidate has experience with object-oriented programming, backend development, and working with data in application environments. This individual will contribute to system performance, reliability, and ongoing enhancements while supporting mission-critical capabilities.
Primary Responsibilities
• Backend Development: Design, develop, test, and maintain backend application components using Java or Python • REST API Development: Develop and maintain RESTful services to support application functionality and system integrations • Object-Oriented Programming: Apply object-oriented design principles to build scalable and maintainable systems • Database Development: Write and modify SQL queries to support application functionality and data retrieval • Data Source Collaboration: Collaborate with internal and external teams to understand data sources, formats, and access methods, and support integration into backend systems • Linux Environments: Develop and troubleshoot applications within Linux-based environments • Data Processing & Business Logic: Implement backend logic for data transformation, processing, and system workflows • Bug Fixing & Enhancements: Identify, debug, and resolve application-level defects and performance issues • Code Quality: Follow coding standards, participate in code reviews, and support documentation efforts
Required Qualifications
• Bachelor's degree in Computer Science, Software Engineering, or a related field with 4–8 years of experience; or a Master's degree with 2–6 years of experience • Active TS/SCI with the ability to successfully pass a Polygraph • Professional experience developing object-oriented applications in Java or Python • Hands-on experience building and maintaining RESTful APIs • Basic to moderate experience with SQL capability, including writing queries and working with relational databases • Working knowledge of Linux-based environments • Ability to work independently on defined tasks within established technical frameworks and deliver reliable results
Desired Qualifications
• Experience with Apache Airflow or similar workflow orchestration technologies • Experience with Spring Boot, Django, or similar backend frameworks • Exposure to CI/CD pipelines (GitLab, Jenkins, etc.) • Familiarity with containerization (Docker, OpenShift) • Exposure to cloud environments (AWS or Azure) • Experience working in Agile development environments
Pay Range
$105,000–$125,000 The Ennoble First pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
E-Verify
This employer participates in E-Verify. E-Verify is an Internet-based system that allows businesses to determine the eligibility of their employees to work in the United States.
Equal Employment Opportunity
Ennoble First is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status. Ennoble First is committed to providing a diverse and inclusive work environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status. Ennoble First participates in E-Verify. The information below will be listed on our website's careers landing page.
EEO is the Law | Pay Transparency Nondiscrimination
E-Verify is a registered trademark of the U.S. Department of Homeland Security. This business uses E-Verify in its hiring practices to achieve a lawful workforce.
- ...Job Title Mid-Level Backend Software Engineer Location Gaithersburg, MD/Alexandria, VA/Chantilly, VA/St. Louis MO, Tucson, AZ Position Requirements Active Top Secret Clearance SUMMARY We're hiring a Backend Software Engineer to support a high‑visibility...Suggested
$105k - $125k
...Mid-Level Backend Software Engineer Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ Clearance: Top Secret/SCI with the ability to successfully pass a Polygraph Schedule: Full Time Travel: Yes, 10% of the time Remote...SuggestedFull timeRemote work$87.1k - $157.45k
...been building your skills in backend development, object‑oriented programming, and mission‑driven engineering , and you’re ready for work that... ...with visibility at senior levels, you’ll thrive here. We’re hiring a Backend Software Engineer to support a high‑visibility...SuggestedLocal areaImmediate start- ...map technology needs for tomorrow's requirements. Title: Mid-level Backend/Middleware Developer Location : Remote Position: 1... ...Qualifications: Proven experience as a Backend or Middleware Engineer in a senior-level role. Proficiency in Java and the...SuggestedFull timeTemporary workFor contractorsImmediate startRemote work
- ...Backend Developer Interview Process / Evaluation: • Dev: Give them coding examples? Finish the block of code and talk through it.... ...– streamline teams that are product specific as well as higher level technical roadmaps. Build more functionality is the main scope....Suggested
- Digital Global Systems is seeking a Backend Software Engineer to own and evolve the Target Tracker service within the CLEARSITE™ platform. This role is responsible for persistent target identity, association logic, decoder integration, and migration of legacy tracking systems...Work visa
- ...Front-End Engineer (Mid-to-Senior Level) Location: Hybrid On-Site - Vienna, VA Tech stack required: CSS/SCSS, Angular17+, JavaScript/TypeScript... ...Continuous Integration environments ~ Well versed in software architecture patterns ~ Must be an expert in CSS3, boot...
- ...Overview: Position Title * DEVOPS mid level Position Responsibilities 3 DAYS ON SITE... /DevOps developer: NODE JS strong AZURE 3y+ experience in backend technologies (node.js or python) Practical experience with Azure and managing integrations between...
$100k
...TCS196, T4, Band 7 Job-Specific Essential Duties and Responsibilities: Provides subject matter proficiency supporting back-end software development activities. Applies analytical skills supporting process improvement, specialized studies, and requirements...Contract workRemote work- Front End Developer (Mid-Level) Systems Integration & Development (SID), an award‑winning IT solutions provider based in McLean, VA, is... ...s degree in Computer Science, Information Technology, Systems Engineering, or related field. Minimum 4 years of experience in...Full timeFor contractorsRemote work
- ...Description Software Engineer (Mid-Level) Joint Base Anacostia, Arlington, VA, or Reston, VA Active TS/SCI with Poly Clearance required @Orchard is retained by a top geospatial technology company supporting important operations missions to U.S. Government...
- ...About the job Forward Deployed Software Engineer (FDSE) - Mid Level We are seeking a Mid-Level Forward Deployed Software Engineer to support the development and delivery of mission-critical data and analytics capabilities within a fast-paced defense environment...
$112k - $179k
...Mid-level Malware Engineer Job Locations US-VA-Arlington Requisition ID 2026-162762 Position Category Cyber Security Clearance Top Secret/SCI Responsibilities Peraton is current hiring a MidLevel Malware Reverse...Contract workShift work$89.6k - $194k
...Java Software Developer, Mid-Level TS/SCI with Poly REQUIRED Category: Software Development/ Engineering Main location: United States, Virginia, Arlington Position ID:J0426-2027 Employment Type: Full Time Position Description:...Full timeWork at officeLocal area- ...Mid Level Forward Deployed Software EngineerRemote: Must reside in Arlington, VirginiaReports to: EchoDirect reports: None. Delta's provide performance feedback on other engineers and participate in company peer mentorship program.Travel: 0-10%The RoleAs a Mid-Level Forward...
- A leading consulting firm in Alexandria, Virginia is looking for a Mid-level Back-end Developer to create efficient, user-focused solutions. The role involves using clean code and open-source frameworks while working collaboratively with the development team. Candidates...Remote job
$100k - $120k
...complete this application due to a disability, contact this employer to ask for an accommodation or an alternative application process. Mid-Level Web Developer (Hybrid Washington DC) FullTime Washington, DC, US 4 days ago Requisition ID: 1313 Salary Range: $100,000.00 To $1...Full timeFor contractorsWork experience placementLocal areaImmediate startFlexible hours$90k - $120k
...an alternative application process. Mid-Level Test Engineer (Hybrid Washington DC) FullTime Washington... ...role focuses on automated and manual software testing supporting enterprise... ...or secure environments. Exposure to backend testing or scripting concepts. The annual...Full timeFor contractorsWork experience placementLocal areaImmediate startFlexible hours- ...Solutions, LLC a Koniag Government Services company, is seeking a Mid-level Engineer with a TS/SCI security clearance to support KMS and our... ...analytical study plans, and guiding the development of software tools. Education: Bachelor’s degree from an accredited college...Local areaFlexible hours
- ...re looking for an experienced hands-on, mid-level, Dynamics Power Platform Developer to... ...Platform experience. ~7+ years of Software Development experience ~ Must reside... ...High considerations. Performance engineering for Dataverse/Power Apps/Power BI; load...Permanent employmentH1bVisa sponsorship
- ...Job Title Mid-Level SQL Engineer Location Gaithersburg, MD/Alexandria, VA/Chantilly, VA Position Requirements Active Top Secret... ...QUALIFICATIONS: Bachelor's degree in computer science, Software Engineering, or related field with 4–8 years of experience;...
$105k - $125k
...Mid-Level SQL Engineer Location: Gaithersburg, Maryland; Alexandria, VA; Chantilly, VA; Aurora, CO; St. Louis, MO; Tucson, AZ Clearance:... ...awarded five-year effort delivering modern, mission-critical software capabilities to a national security customer. The program leverages...Full timeRemote work- ...BCMC is looking for individuals with mid-level ServiceNow Developer experience to support... ...controls for the platform operation and software development life cycle while promoting agile... ...agencies. We possess highly skilled engineers, providing innovative solutions backed by...Local areaRemote workFlexible hours
- Astor- is seeking a skilled Mid-Level Front End Developer for a full-time, remote position. The role involves developing and maintaining responsive web applications, collaborating with designers and back-end developers, and writing clean code using modern JavaScript frameworks...Remote jobFull time
- CACI International Inc. is hiring a mid-level .NET Developer in Arlington, Virginia, to support the U.S. Department of State's Bureau of Diplomatic Security. This role includes end-to-end development of a .NET web application and requires proficiency in C#, the .NET framework...Work at officeFlexible hours
- Business Computers Management Consulting Group Llc is seeking individuals for a mid-level ServiceNow Developer position, supporting customer environment operations in a remote setting. Responsibilities include ensuring code quality, developing integrations, and creating...Remote job
- ...Req ID: 40539 Summary Mid Backend Developer Vienna, VA Are... ...your career to the next level! Chenega Agile Real-Time Solutions... ...on our team, you will build software leveraging Esris products... ...degree in computer science, engineering, GIS, or related technical...Work at officeWork from homeHome office
- ...Black Cape Title: Awesome Full Stack Software Engineer (2+ years - Senior Level) Locations: Arlington, VA, Reston, VA and areas throughout the DMV... ...Language Agnostic coding Experts!! We are considering Mid to Senior Level Full-stack software engineers. We are...Full timeFor subcontractor2 days per week3 days per week
$150k - $230k
...Mid-Senior Full Stack Software Developer Millennial Software is revolutionizing the landscape of security and defense by leveraging our core competencies... ...growth incentives Top notch company swag Clearance Level Must Currently Possess: Top Secret SCI + CI Polygraph...Shift work- ...job seekers are also competing for entry level Job positions. Please see the... ...are continuously looking for entry-level software programmers, Java Full stack developers,... ..., Data analysts/ Data Scientists, Data Engineers, Machine Learning engineers for full time...Full time
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mid-Level Backend Software Engineer. Be the first to apply!
- back-end developer Alexandria, VA
- backend software engineer Alexandria, VA
- id software Alexandria, VA
- software quality assurance Alexandria, VA
- software sales Alexandria, VA
- internship software Alexandria, VA
- remote software sales Alexandria, VA
- embedded software Alexandria, VA
- software asset management analyst Alexandria, VA
- software engineer - cloud services Alexandria, VA


