Full Stack Engineer - Build Scalable, Secure Apps (TS/SCI)
Cymertek
A prominent technology firm is seeking a highly skilled Full Stack Software Engineer to develop cutting-edge applications. This role involves working across the software development lifecycle, ensuring high performance, and optimizing applications for scalability. Ideal candidates will have a Bachelor's Degree in a relevant field along with skills in JavaScript frameworks and back-end technologies. Join this growing company to impact project success directly and enjoy exceptional benefits including a flexible work schedule and extensive paid leave. #J-18808-Ljbffr Cymertek
$90.3k - $189.6k
...solutions provider in Denver, Colorado seeks a Full Stack Web Developer to join their dynamic team... ...the backend. Responsibilities include building RESTful APIs, collaborating with... ...of experience, and must hold an active TS/SCI clearance. The position offers a competitive...Application$82.1k - $172.4k
A technology services company in Colorado is seeking a Full Stack Software Engineer. The role involves designing, developing, and maintaining web... ...applications. Key qualifications include a Bachelor's degree, TS/SCI clearance, and experience in Java, JavaScript, and modern...Application$82.1k - $172.4k
CACI International Inc. in Aurora, CO, is seeking a Full Stack Software Engineer to work on innovative software solutions. The role involves... ...Python, and managing CI/CD pipelines. Candidates must have a TS/SCI security clearance and a Bachelor's degree in Computer Science....Suggested$150k - $190k
...and supports you. Position: DevSecOps Engineer - Mid (TS/SCI with CI Poly) Location: Aurora, CO Job... ...with Counter-Intelligence Polygraph Build, Secure, and Automate Mission-Ready CI/CD Environments... ...(IC). Our benefits package for full‑time employees includes: Competitive...SuggestedFull time- ...in Colorado is seeking a Mid-Senior Full Stack Developer to design and build web applications and APIs.... ...applications with React and building scalable APIs using Node.js and Python. The... ...years of experience, as well as a TS/SCI clearance. The role offers competitive...ApplicationFlexible hours
$150k - $190k
Staff Software Engineering Manager (TS/SCI) {S} Job Category :... ...January 21, 2026 Full-Time On-site Locations... ...the national security space enterprise.... ...about both building great software and... ...projects using our tech stack up to and... ...delivering complex, scalable applications Solid...ApplicationFull timeTemporary workWork at officeVisa sponsorshipRelocation packageFlexible hours$150k - $200k
...February 26, 2026 Full-Time Locations Stratagem... ...the national security space enterprise.... ...The Staff AI/ML Engineer (LLMs) will lead the... ...architectures Build production-grade LLM... ...agentic systems Deploy scalable AI solutions... ...Bitbucket) Active TS/SCI U.S. Government...ApplicationFull timeTemporary workWork at officeVisa sponsorshipRelocation packageFlexible hours$160k - $200k
Staff AI/ML Engineering Manager (TS/SCI) {S} Job Category : ENG... ...: STAFF002942 Full-Time On-site Locations... ...the national security space enterprise.... ...researching, building, developing AI/ML... ...projects using our tech stack. Proven... ...architectural decisions for scalable and robust...ApplicationFull timeTemporary workWork at officeRemote workVisa sponsorshipRelocation packageFlexible hours$131.3k - $237.35k
...opportunity for a Sr. Software Engineer! *Must have an active TS/SCI Polygraph up front. No... ...agile development team building a large complex enterprise... ...Development includes the full range of turning Agile user... ...requirements decomposition, secure systems engineering and development...ApplicationLocal areaImmediate start$110.5k - $149.5k
...Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL... ...Bachelor's Degree in Computer Science, Engineering or a related technical discipline, or... ...related systems administration experience TS/SCI with Polygraph is required. Candidate...ApplicationContract workTemporary workImmediate startRemote workWorldwide- ...Spark Developer to support NGA’s mission by building and optimizing large-scale data... ...within a containerized environment, requiring TS/SCI clearance. The ideal candidate will have... ...scale. They will work collaboratively in secure environments while contributing significantly...Application
- Full Stack Software Engineer LOCATION Aurora, CO 80014 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S... ...optimize applications for scalability and security. This position offers the opportunity... ...‑solver with a passion for building robust, efficient software,...ApplicationTemporary workFor contractorsImmediate startFlexible hours
$72.15k - $130.43k
Overview The National Security Sector at Leidos currently... ...requirements, engineer solutions, and develop... ...US Citizen with active TS/SCI with Polygraph Requires... ...standards and guidelines Full Microsoft Office Suite;... ...(in a good way). Then build them smarter. We\'re the...For subcontractorWork at office$82.1k - $172.4k
## Full Stack Software EngineerAurora, Colorado... ...to Start: TS/SCIEmployee Type... ...analyzing, writing, building, and deployment... ...:** Active TS/SCI U.S. Government Security Clearance* Bachelor... ...high-quality, scalable, and secure software... ..., and other engineers to define, design...ApplicationContract workWork experience placementFlexible hours$82.1k - $172.4k
...Job Title: Full Stack Software Engineer Job Category: Engineering... ...Clearance Required to Start: TS/SCI with Polygraph... ...responsible for writing clean, scalable code, troubleshooting... ...-Stack Development: Build modern user... ...possess an active TS/SCI security clearance with...ApplicationFull timeContract workWork experience placementLocal areaFlexible hours$86.9k - $198k
...Hamilton in Aurora, Colorado, is seeking an embedded software engineer to develop and maintain software for communication across various... ..., and strong programming skills in Python or Java. A TS/SCI clearance is required, with a competitive salary range between...$135k - $185k
...solutions to support the national security space enterprise. Built on... ...development or systems engineering and wants to leverage technical... ...features Understanding of the full software development lifecycle... ...in office full time Active TS/SCI U.S. Government Security Clearance...ApplicationFull timeTemporary workWork at officeVisa sponsorshipRelocation packageFlexible hours$165k - $200k
Principal Software Engineer (TS/SCI) {S} Job Category : ENG Requisition... ...Posted : February 9, 2026 Full-Time Locations Showing 1 location... ...to support the national security space enterprise. Built on more... ..., and drive effective, scalable solutions for distributed systems...ApplicationFull timeTemporary workFor subcontractorWork at officeVisa sponsorshipRelocation packageFlexible hours$180k - $210k
...Posted: April 5, 2025 Full-Time On-site Locations... ...support the national security space enterprise. Built... ...Overview The Principal AI/ML Engineer will support the... ...foundation models and building adaptors for new applications... ...-learn, etc.) Active TS/SCI U.S. Government...ApplicationFull timeTemporary workWork at officeLocal areaRemote workVisa sponsorshipRelocation packageFlexible hours$140k - $180k
IT Manager, Business Systems (TS/SCI) {S} Job Category : IT Requisition Number : ITBUS003118 Posted : November 10, 2025 Full‑Time Locations Aurora, CO 80011, USA Description ARKA... ...solutions to support the national security space enterprise. Built on more than six...ApplicationFull timeTemporary workWork at officeLocal areaVisa sponsorship- Full Stack Developer (C# / .Net / JS / SQL / AWS)... ...CO 80014 CLEARANCE TS/SCI Full Poly (Please... ...be responsible for building and maintaining robust, scalable applications across... ...Developer, Full Stack Engineer, Web Developer,... ...services and ensure security standards REQUIRED...ApplicationTemporary workFor contractorsImmediate startFlexible hours
$104.65k - $189.18k
...opportunity for a highly skilled Azure Cloud Engineer with deep expertise in networking and... ...collaborating across teams to deliver secure, scalable, and performant cloud infrastructure... ...and Possession of a current Active DoD TS/SCI Clearance. Minimum 10 years of experience...Application$100k - $200k
...expertise in network, system engineering and both offensive and defensive... ..., design, develop, test, secure, integrate, implement, operate... ...Requirements An active and in‑scope TS/SCI with polygraph U.S. security... ...Strong team building skills Performs software application...ApplicationTemporary workWork experience placementLocal areaFlexible hours- ...hardware/software problems/issues Build from image server and maintain desktop... ...Basic Qualifications Active TS/SCI with CI Poly clearance CompTIA Security+ Certification U.S. Citizenship required... ...: Information Technology Type: Full‑Time Shift: First #J-18808-Ljbffr...ApplicationFull timeRelocationShift work
- A trusted federal contractor is seeking a skilled Full Stack Developer in Aurora, CO, to create dynamic web applications. The ideal candidate will have expertise in front-end and back-end development, collaborating with teams to solve complex problems using cutting-edge...ApplicationFor contractorsFlexible hours
$82.1k - $172.4k
CACI International Inc. is seeking a Full Stack Web Developer in Denver, Colorado. You will build scalable, high-performance applications, working with modern technologies such as React.js, Flask, and PostgreSQL. The role involves full development lifecycle responsibilities...ApplicationFlexible hours$74k - $138k
..., we are proud to design and build projects and careers. We are... ...ability to obtain and maintain) TS/SCI with Poly Clearance Required... ...management, construction, engineering, finance/accounting, and client... ...health, wellness, and financial security. Our offerings include...Contract workFor contractorsFor subcontractorLocal areaImmediate start$170k - $205k
...solutions to support the national security space enterprise. Built on... ...candidate has an active TS/SCI clearance and has 10+ years of... ...Collaborate cross-functionally with engineering, contracts, business... ...scheduling and risk management Building strong and meaningful relationships...ApplicationTemporary workFor subcontractorWork at officeVisa sponsorshipFlexible hours$165k - $200k
A technology firm is looking for a Principal Software Engineer in Aurora, CO, offering a salary range of $165,000 - $200,000. The role... ..., strong cloud system knowledge, and hold an active TS/SCI Security Clearance. The position also offers generous relocation benefits...Relocation packageFlexible hours$115k - $175k
Senior Infrastructure/DevSecOps Engineer (TS/SCI with CI Poly) {S} Job Category: ENG Requisition... ...006 Posted: August 8, 2025 Job Type: Full-Time Workplace: On-site Location... ...generation solutions to support the national security space enterprise. Built on more than...ApplicationFull timeTemporary workWork experience placementWork at officeRemote workVisa sponsorshipRelocation packageFlexible hours
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