Top 145 Ui java/python developer, mid level ts/sci with poly required Jobs in Poolesville, Md

Senior Front-End Software Development Engineer
Vantor Services Inc. —Herndon, VA
- $137,000 - $200,200 a year
- Full-time
- Hybrid work
- Azure
- 11+ years
- Office
- 401(k) matching
- Pet insurance
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Quality Assurance Manager/Specialist (Entry Level to SME) TS/SCI with Poly REQUIRED
CGI Group, Inc. —Arlington, VA
- $89,600 - $204,000 a year
- ERP systems
- Office
- Master's degree
- Paid parental leave
- Paid holidays
6d
System Administrator (Entry Level to SME) TS/SCI with Poly REQUIRED
CGI Group, Inc. —Arlington, VA
- $89,600 - $204,000 a year
- System design
- HIPAA
- Office
- Paid parental leave
- Paid holidays
6d
Software/Web Developer (Entry Level to SME) TS/SCI with Poly REQUIRED
CGI Group, Inc. —Arlington, VA
- $89,600 - $204,000 a year
- Azure
- System design
- Office
- Paid parental leave
- Paid holidays
6d
Storage Administrator (Entry Level to SME) TS/SCI with Poly REQUIRED
CGI Group, Inc. —Arlington, VA
- $89,600 - $204,000 a year
- System design
- Office
- Windows
- Paid parental leave
- Paid holidays
6d
Network Engineer (Entry Level to SME) TS/SCI with Poly REQUIRED
CGI Group, Inc. —Arlington, VA
- $89,600 - $204,000 a year
- Azure
- System design
- Mid-level
- Paid parental leave
- Paid holidays
6d
Senior Java Developer
W2c2c PVT LTD —Fairfax, VA
- $45 - $90 an hour
- Contract
- Computer Science
- Office
- Team management
- Health insurance
- Dental insurance
Quick Apply
2d
Data Scientist – Mid
Nalley Consulting —Reston, VA
- Full-time
- Computer science
- Computer Science
- Office
- Paid parental leave
- Paid holidays
TAK Developer, Senior
Booz Allen Hamilton —McLean, VA
- $86,800 - $198,000 a year
- Full-time
- Mid-level
- Office
- 3 years
- Disability insurance
- Health insurance
Software Engineer – Mid
Nalley Consulting —Reston, VA
- Full-time
- Computer science
- Computer Science
- 5 years
- Paid parental leave
- Paid holidays
Geologist – Mid
Nalley Consulting —Reston, VA
- Full-time
- Schematics
- 5 years
- Military
- Paid parental leave
- Paid holidays
Mid-level Computer Scientist (OBI Analytic Efficiency Enablement) - OBIQUA
Celestar Corporation —Reston, VA
- Full-time
- System design
- Mid-level
- 8 years
- Paid holidays
- Disability insurance
Application Developer
J5 Consulting —Chantilly, VA
- Full-time
- AWS
- In-person
- Senior level
- Health insurance
- Tuition reimbursement
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Software Developer
J5 Consulting —Chantilly, VA
- Full-time
- Mid-level
- Office
- Java
- Health insurance
- Tuition reimbursement
Quick Apply
Sr. DevSecOps Engineer
TapHere! Technology —Chantilly, VA
- 7 years
- Computer Science
- Office
Software Test Engineer
Booz Allen Hamilton —Herndon, VA
- $99,000 - $225,000 a year
- Full-time
- Azure
- 5 years
- Office
- Disability insurance
- Health insurance
Action Officer - TS/SCI CI Poly
TENICA and Associates LLC —Chantilly, VA
- Mid-level
- Office
- Communication skills
Technical Editor MID
Amentum —Reston, VA
- 8 hour shift
- Mid-level
- 3 years
- Master's degree
Expert Level Lead GEOINT Integrator
Peraton —Chantilly, VA
- $146,000 - $234,000 a year
- 18 years or older
- Computer Science
- Engineering
- Health savings account
- Paid holidays
Systems Engineer IV
Arcfield —Chantilly, VA
- $110,204.91 - $191,624.96 a year
- Full-time
- 5 years
- Bachelor of Science
- Business development
- Paid holidays
- Disability insurance

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ui java/python developer, mid level ts/sci with poly required jobs near poolesville, md

Senior Front-End Software Development Engineer

Vantor Services Inc. -
Herndon, VA

Quick Apply

Job Details

Full-time
$137,000 - $200,200 a year

Benefits

401(k) matching
Loan assistance
Pet insurance

Qualifications

Responsive design
Version control
DevSecOps Practices
Software engineering
Data visualization software proficiency
DHTML
Continuous deployment
Front-end state management
Agile scheduling
Git
Accessible front-end development
Agile software development
UI implementation
Front-end component implementation
JSON
TS/SCI with Polygraph
Back-end integration
DevOps automation
Data analytics technologies
Data extraction
Agile planning

Full Job Description

Vantor is forging the new frontier of spatial intelligence, helping decision makers and operators navigate what’s happening now and shape what’s coming next. Vantor is a place for problem solvers, changemakers, and go-getters—where people are working together to help our customers see the world differently, and in doing so, be seen differently. Come be part of a mission, not just a job, where you can: Shape your own future, build the next big thing, and change the world.

To be eligible for this position, you must be a U.S. Citizen. This position requires an active U.S. Government security clearance, applicants who do not currently hold the required clearance will not be eligible for consideration. Employment for cleared roles is contingent upon verification of clearance status.

Export Control/ITAR: Certain roles may be subject to U.S. export control laws, requiring U.S. person status as defined by 8 U.S.C. 1324b(a)(3).

Please review the job details below.

This position requires an active U.S. Government Security Clearance at the TS/SCI with CI poly level.

We are seeking a Senior Front-End Software Engineer to support the development and modernization of a mission-critical big data analytics platform for a United States Government customer. The successful candidate will design and build secure, scalable, and intuitive web applications that enable analysts and decision-makers to access, visualize, and interact with large-scale datasets. This role requires close collaboration with product owners, UX designers, back-end engineers, data engineers, and cybersecurity personnel within an Agile development environment.

Principal Responsibilities:

Design, develop, test, and maintain modern web-based user interfaces for enterprise-scale analytics applications.
Build responsive, accessible, and high-performance front-end solutions using contemporary JavaScript frameworks.
Collaborate with back-end and data engineering teams to integrate APIs, data services, and visualization components.
Develop dashboards, reporting tools, and interactive data exploration capabilities for large and complex datasets.
Participate in architecture discussions and contribute to front-end technical strategy and best practices.
Ensure compliance with government security, accessibility, and software quality requirements.
Perform code reviews, mentor junior developers, and promote engineering excellence across the team.
Support Agile ceremonies, including sprint planning, backlog refinement, and retrospectives.
Troubleshoot and resolve production issues while continuously improving application performance and usability.
Work at corporate office site 3 days per week.
Work in a SCIF as program and team needs dictate.

Required Qualifications:

US citizenship and an active TS/SCI clearance is mandatory for this position and required for consideration. Must be willing to obtain a CI Poly.
Minimum of 14 years of total professional experience in a technical support role.
Strong UI/UX skills with a focus on building responsive, user-friendly interfaces
Proficient in front-end and scripting languages such as JavaScript, Python, Java, and R; experienced in data extraction, manipulation, and visualization
Experience with modern front-end frameworks such as React, Angular, or Vue.js.
Experience consuming RESTful APIs and working with JSON-based data services.
Strong understanding of HTML5, CSS3, responsive design, and web accessibility standards.
Experience with state management, component-based architectures, and front-end build tools.
Familiarity with Agile software development methodologies and DevSecOps practices.
Experience using Git-based source control and CI/CD pipelines.
Experience designing software solutions with geospatial data types/formats and standards.
Bachelor's degree or equivalent experience in Software Engineering, User Interface Design, Graphics, or like technical fields

Preferred Qualifications:

Experience supporting federal government, defense, intelligence, or national security programs.
Experience developing user interfaces for big data, analytics, AI/ML, or data visualization platforms.
Proficiency with data visualization libraries such as D3.js, ECharts, Plotly, or similar technologies.
Experience with cloud-native environments, including AWS, Azure Government, or Kubernetes-based platforms.
Familiarity with microservices architectures and API-driven application design.
Experience with automated testing frameworks such as Jest, Cypress, Playwright, or Selenium.
Strong oral and written communication skills.

#LI-RD

#cjpost

Pay Transparency: To support pay transparency, Vantor includes salary ranges in all U.S. job postings. Starting pay for this role will fall within the listed range and will be based on factors such as experience, qualifications, skills, location, and market conditions. Candidates who meet the minimum requirements for the role should not expect to receive compensation at the top of the range. The listed range reflects the expected pay for this position, and final offers will be determined based on each candidate’s experience, expertise, and alignment with the role.

The base pay for this position within the Washington, DC metropolitan area is: $137,000.00 - $182,000.00 - $200,200.00 annually.

For all other states, we use geographic cost of labor as an input to develop market-driven ranges for our roles, and as such, each location where we hire may have a different range.

Benefits: Vantor offers a competitive total rewards package that goes beyond the standard, including a robust 401(k) with company match, mental health resources, and unique perks like student loan repayment assistance, adoption reimbursement and pet insurance to support all aspects of your life. You can find more information on our benefits at: https://www.Vantor.com/careers

The application window is three days from the date the job is posted and will remain posted until a qualified candidate has been identified for hire. If the job is reposted regardless of reason, it will remain posted three days from the date the job is reposted and will remain reposted until a qualified candidate has been identified for hire.

The date of posting can be found on Vantor's Career page at the top of each job posting.

To apply, submit your application via Vantor's Career page.

EEO Policy: Vantor is an equal opportunity employer committed to an inclusive workplace. We believe in fostering an environment where all team members feel respected, valued, and encouraged to share their ideas. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, sex, gender identity, sexual orientation, disability, protected veteran status, age, or any other characteristic protected by law.

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Refine Your Search

ui java/python developer, mid level ts/sci with poly required jobs in poolesville, md

Senior Front-End Software Development Engineer

Quality Assurance Manager/Specialist (Entry Level to SME) TS/SCI with Poly REQUIRED

System Administrator (Entry Level to SME) TS/SCI with Poly REQUIRED

Software/Web Developer (Entry Level to SME) TS/SCI with Poly REQUIRED

Storage Administrator (Entry Level to SME) TS/SCI with Poly REQUIRED

Network Engineer (Entry Level to SME) TS/SCI with Poly REQUIRED

Senior Java Developer

Data Scientist – Mid

TAK Developer, Senior

Software Engineer – Mid

Geologist – Mid

Mid-level Computer Scientist (OBI Analytic Efficiency Enablement) - OBIQUA

Application Developer

Software Developer

Sr. DevSecOps Engineer

Software Test Engineer

Action Officer - TS/SCI CI Poly

Technical Editor MID

Expert Level Lead GEOINT Integrator

Systems Engineer IV

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