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This role is ideal for someone who is comfortable working across the Java/Spring ecosystem, building REST APIs, integrating with AWS services, and contributing to modern CI/CD-driven development workflows. The ideal candidate: a strong Java developer who can move comfortably between backend development, lightweight front-end work, cloud-based deployments, and CI/CD workflows.

Smith Johnson Tech

16270 - Java Senior Engineer

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This role ensures the PLM ecosystem remains scalable, secure, and effective in supporting cross-functional workflows including ECAD, mechanical CAD, ERP, manufacturing operations, AI-assisted engineering tools, and developer platforms as part of the Digital Thread. You will make architectural decisions, merge environments, upgrade systems, write production code, design integrations, deploy templates, and partner with engineering, manufacturing, IT, operations, and cybersecurity teams to deliver scalable solutions that bridge tools, teams, and processes.

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True Anomaly Inc

Senior PLM Systems Architect

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You will provide software process management and control throughout the coding portion of the software development process and will promote code reuse and cross-program collaboration while reducing maintenance costs by creating common functions and shared actions for developers and testers. Must have experience or familiarity with multiple Java frameworks: Spring to include Boot and Data, Java Enterprise Edition (JEE) (i.e., JPA, EJB, JTA, Servlet), Jackson, Jersey, Swing, JavaFX.

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem to deliver innovative, effective, and efficient solutions that are critical to achieving our customers' missions.

We are a team of 26,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $7.1 billion. For more information, visit saic.com.

Leidos Holdings Inc.

Software Engineer Ts/Sci Poly

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A CLEARANCE IS REQUIRED TO BE CONSIDERED FOR THIS ROLE Clearance Required: Active TS/SCI clearance with Polygraph Location: Annapolis Junction, MD This position can also sit Englewood, CO, San Diego CA, or Alexandria VA Salary Information: 113K - 279K+ Compensation and labor categories are defined in accordance with program requirements and government guidelines. In addition, the Software Engineer supports software process management throughout development, contributes to the creation of shared functions and components, and develops, tunes, documents, and deploys automation scripts across development, test, and production environments.

Prodigy One

Software Engineer

Experience with Software Change Control, Change Management, Code Quality, Static Analysis, and CI/CD tools such as: Atlassian tool suite, Jira, GitHub, GitLab, SonarQube, Coverity, and Jenkins. Basic Qualifications: Bachelor's degree in STEM related field, and 12 years of related experience, or a Master's degree with 10 years of related experience, or 8 years with a PhD.

PROLIM Global Corporation

Software Engineer 3 (Citizens only)

Optimize and fine-tune Spark jobs for performance, including resource utilization, shuffling, partitioning, and caching, to ensure maximum efficiency in large-scale big data environments. Responsibilities What you'll do: • Design, develop, and maintain scalable data processing solutions across on-premises and cloud environments using Python and Apache Spark on Databricks.

Publicis Groupe SA

Senior Software Engineer

The successful candidate will design, build, deploy, and sustain cloud-native applications as part of a rapid prototyping team while working closely with software engineers, data engineers, DevSecOps engineers, and systems engineers to rapidly develop and transition prototype capabilities into operational use. Strong development skills, including Git (team workflows, branching strategies, GitFlow, GitHub Flow) and Agile/Scrum practices (Kanban, Scrum, XP, JIRA, and Scrum ceremonies).

Science Applications International Corp

Cloud Solutions Engineer

Automox is turning IT admins into IT heroes by replacing traditional tools with our award-winning cloud-native endpoint management platform, trusted by over 2,500 companies worldwide including NASA, Yale, Xerox, Allbirds, and UNICEF. You are a curious software developer who is dedicated to your craft and enjoys solving big problems; you write code that you are proud of and can hit the ground running with support from the team.

Automox Technologies Inc

Software Engineer - Agent Team

As the Air Force's leader for National-to-Tactical capability development, AFRL collaborates with leading experts across the Intelligence Community, Department of Defense, National Laboratories, industry, inter-agency, academia, and partner nations. KBR, is seeking a highly motivated Mid Software Engineer to join us in supporting our great nation, supporting the Air Force Research Laboratory (AFRL) development team in Colorado Springs, CO.

When you become part of the When you become part of the KBR team, your opportunities are endless. As a leading global technology, engineering, procurement and construction company serving the hydrocarbons and government services industries. For decades it has been the company that customers turn to for their most challenging assignments.
 
With operations in 40 countries, KBR has more than 25,000 people delivering services to customers in over 70 countries. Together they represent an unmatched reservoir of talent and experience in a wide range of markets.
 
Whatever the assignment, no matter how complex or demanding, KBR can marshal resources across every product line to respond quickly and effectively to changing markets and customer needs.
 
Whether it's providing the technology and consulting know-how to develop our customers' valuable assets; designing and constructing the infrastructure and facilities to develop energy resources in some of the world's more remote and challenging locations; providing support and services for men and women of their countries' armed forces; or navigating the intricacies of undertaking major projects in geopolitically or culturally sensitive environments, our clients depend on KBR because they know that We Deliver.
 
Join us and you'll be part of a dynamic, elite team of professionals who understand what it takes to get a job done and has the experience, knowledge and determination to succeed.”

KBR Inc

Mid Software Engineer

Job Title: Software Development Engineer in Test (SDET)Job Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 3/1/2027 The Opportunity: CACI is looking for a Software Development Engineer in Test (SDET) to develop and test innovative applications and technologies, which will enable a multidisciplinary engineering team to meet the requirements of a mission critical force protection system. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

CACI provides information solutions and services in support of national security missions and government transformation for Intelligence, Defense, and Federal Civilian customers. A member of the Fortune 1000 Largest Companies, the Russell 2000 Index, and the S&amp;P SmallCap 600 Index, CACI provides dynamic careers for over 15,800 employees working in over 120 offices worldwide. Visit <a href="http://www.caci.com" target="_blank" itemprop="url" mns_rt="Company">www.caci.com</a>. 
 
 We strive to sustain a corporate culture based on integrity - one that's focused on treating customers ethically and making their priorities our priorities. We pride ourselves in finding and hiring people with the highest intellectual capital, and providing them with challenging opportunities and encouraging their innovation and initiative.

CACI

Software Development Engineer in Test (SDET)

Job Title: Senior Software Development Engineer in Test (SDET)Job Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCIEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 3/1/2027 The Opportunity: CACI is looking for a Software Development Engineer in Test (SDET) to develop and test innovative applications and technologies, which will enable a multidisciplinary engineering team to meet the requirements of a mission critical force protection system. Pay Range : There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications.

Senior Software Development Engineer in Test (SDET)

You will work directly with customers in requirements gathering, data integration, software configuration and scripting, report creation and interact with remote project teammates to maximize value for our customers. Experience integrating SAP ERP systems like SAP ECC and S/4Hana, SFDC, Microsoft Dynamics, Oracle, and other ERP, CRM, CPQ systems or third party technologies is a must .

Canidium

Pricefx Integration Engineer (P2)

Job Title: Principal AI/ML Engineer (Large Language Model)Job Category: ScienceTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: LocalAnticipated Posting End: 12/31/2026 The Opportunity: The Principal AI/ML Engineer will support the development of AI/ML algorithms in a multitude of disciplines from object detection/classification, natural language processing, reinforcement learning, and large language models. Experience leading an interdisciplinary team of researchers and software developers and working with a program manager to define project scope and schedule to ensure we meet project milestones as defined by our customers.

Principal AI/ML Engineer (Large Language Model)

Computer Science, Software Engineering, Information Technology, Systems Engineering, Electrical Engineering, Computer Engineering, Network Engineering, Data Science, Information Systems, Mathematics, ect. Software Integration Specialist, Integration Engineer, Systems Integration Engineer, Application Integration Engineer, Software Developer, Technical Integration Consultant, Integration Architect, Solutions Engineer, Platform Integration Engineer, API Integration Developer, ect.

Cymertek

Software Integration Engineer

As the Air Force's leader for National-to-Tactical capability development, AFRL collaborates with leading experts across the Intelligence Community, Department of Defense, National Laboratories, industry, inter-agency, academia, and partner nations. KBR is seeking a highly motivated Software Engineer to join us in supporting our great nation, supporting the Air Force Research Laboratory (AFRL) development team in Colorado Springs, CO.

Job Profile: IT Professional III / Annual Salary Range: $100,400 - $180,700Job Profile: IT Professional II / Annual Salary Range: $83,600 - $150,500 NLR takes into consideration a candidate’s education, training, and experience, expected quality and quantity of work, required travel (if any), external market and internal value, including seniority and merit systems, and internal pay alignment when determining the salary level for potential new employees. The National Laboratory of the Rockies (NLR) is seeking an accomplished full-time software engineer with experience in AI, optimization, applied mathematics, and high-performance computing within the Computational Science Center (CSC) with a focus on advancing energy innovation by supporting world class research and leadership in computational science.

National Laboratory of the Rockies

ML and Optimization Engineer

The SMX salary determination process takes into account a number of factors, including but not limited to, geographic location, Federal Government contract labor categories, relevant prior work experience, specific skills, education and certifications. We build, integrate, and operationally support our customer's emerging space-ground systems to include real-time data processing frameworks, sensor data processing, and data visualization.

Smartronix

Mid Full Stack Engineer (5000) (Secret) (Broomfield, CO)

Data Engineer, Data Architect, Hadoop Developer, Spark Engineer, ETL Developer, Data Platform Engineer, Cloud Data Engineer, Database Engineer, Data Infrastructure Engineer, Analytics Engineer, etc. You will work closely with cross-functional teams to handle large-scale datasets, implement best practices in data architecture, and explore innovative technologies in the big data ecosystem.

Big Data Engineer

Test Automation Engineer, Quality Assurance Engineer, Automation Tester, Software Test Engineer, QA Automation Specialist, SDET (Software Development Engineer in Test), Automation Test Analyst, Performance Test Engineer, Continuous Integration Engineer, DevOps Tester, etc. Automated Test Engineer, Software Test Engineer, QA Automation Engineer, Test Automation Specialist, Quality Assurance Engineer, Automation Developer, Test Analyst, Automation QA Analyst, Software Development Engineer in Test (SDET), Test Automation Engineer, etc.

Python Developer Jobs in Colorado

16270 - Java Senior Engineer Smith Johnson Tech

Senior PLM Systems Architect True Anomaly Inc

Software Engineer Ts/Sci Poly Leidos Holdings Inc.

Software Engineer Prodigy One

Software Engineer 3 (Citizens only) PROLIM Global Corporation

Senior Software Engineer Publicis Groupe SA

Cloud Solutions Engineer Science Applications International Corp

Software Engineer - Agent Team Automox Technologies Inc

Mid Software Engineer KBR Inc

Software Development Engineer in Test (SDET) CACI

Senior Software Development Engineer in Test (SDET) CACI

Pricefx Integration Engineer (P2) Canidium

Principal AI/ML Engineer (Large Language Model) CACI

Software Integration Engineer Cymertek

Software Engineer KBR

ML and Optimization Engineer National Laboratory of the Rockies

Mid Full Stack Engineer (5000) (Secret) (Broomfield, CO) Smartronix

Big Data Engineer Cymertek

Automated Test Engineer Cymertek

Mid Full Stack Engineer (5000) (Secret) (Broomfield, CO) Outside Analytics

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