Senior Software Engineer
Caci-Iss
Denver, CO · Posted October 9, 2026
Just laid off? Start here: a plan for the first weeks
See every open role at Caci-Iss
More in Colorado job market · All Senior Software Engineer jobs (2,773) · Technology & Software · Engineering jobs
More roles at Caci-Iss
- Contracts Specialist · San Antonio, TX
- Senior Cloud Security & Cryptography Engineer
- Mid-Level Software Engineer · Sterling, VA
- Senior CIWS Production Engineer · Louisville, KY
- Deputy Program Manager · O'Fallon, IL
- Network Administrator – Level 2 · Washington, DC
Where Denver, CO ranks
Where Denver, CO placed in our monthly rankings, month by month. Each month stays online at its own address.
November 2026
- #1Cities with the most jobs that do not need a four-year degree in the Mountain West260 jobs · of 15
- #1Best cities for software and engineering jobs in the Mountain West793 openings · of 22
- #1Best all-round cities for mid-career professionals in the Mountain West65 / 100 · of 11
- #1Best all-round cities for remote workers in the Mountain West85 / 100 · of 11
- #1Best all-round cities for AI careers in the Mountain West85 / 100 · of 11
- #3Cities with the most hybrid jobs in the Mountain West17% · of 18
Rankings about engineering jobs
- Best cities for software and engineering jobs #1 San Francisco (3,412 openings)
- Best cities for engineering pay after cost of living #1 San Mateo ($216k)
- Most requested AI skills in engineering jobs #1 AI tools in daily work (6.1%)
- AI tools named most often in engineering jobs #1 Claude (1.7%)
- Employers with the most engineering jobs #1 Amazon (2,992 roles)
Pay compared with the market
This listing does not state pay. Across 1,275 open senior software engineer listings that state pay, the middle half runs $166,000 to $222,500 and the median is $197,000.
Listed pay is what employers advertise, not what people are paid.
Senior Software Engineer salaries by state · Check your own pay
How AI is used in this kind of work
Among software developers, AI is already used for some of the tasks. Measured exposure for software developers: 29% (some).
Share of this job’s tasks that AI is already used for at work, from real usage. It is not a forecast of job loss, and a low number means no use seen yet. Source: Anthropic Economic Index.
Skills this job asks for
Say which you have and which you want to build. We use it to match you to jobs like this one.
About the job
Job Title: Senior Software Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel Required: Up to 10% Type of Travel: Local Anticipated Posting End: 3/1/2027 The Opportunity: CACI is looking for a Senior Software Engineer to implement innovative applications and technologies, which will enable a multidisciplinary engineering team to meet the requirements of a mission simulation system. The chosen engineer is responsible for designing and developing advanced software architectures in a cloud-based RF simulation environment. This role involves evaluating design tradeoffs, defining technical standards, and ensuring the seamless integration of software and components with complex RF solutions. The Software Engineer will work closely with RF hardware engineers, system designers, and other stakeholders to deliver high-performance, reliable RF system simulation system. The Software Engineer will communicate risks and opportunities with the program executive leadership. Responsibilities: Design and create software for a cloud-based simulation environment, ensuring it meets both functional and non-functional requirements such as performance, scalability, and reliability. Deploy and maintain systems using Linux, Docker, Kubernetes/Helm, ArgoCD and Git best practices while ensuring high uptime and performance. Evaluate and integrate technologies to optimize the performance and efficiency of software components and virtual interfaces. Define and enforce technical standards for cloud software and infrastructure to ensure consistency, interoperability, and maintainability. Integrate simulation tools into the environment to support the creation of RF simulations. Create comprehensive documentation of software architectures, design decisions, and technical standards. Qualifications: Required: Must be a US citizen and have an active Top Secret clearance with SCI eligibility 7 years of proven experience in software engineering and Bachelor's Degree or higher in computer engineering or in a field related to the computer engineering or computer science disciplines. Some knowledge of RF technologies, including antenna systems, signal processing, modulation techniques, and wireless communications protocols. Hands-on experience supporting systems of similar scope and complexity. 3 or more years of AWS, Docker, Kubernetes, Helm, Java, Spring Boot, Kafka, ActiveMQ, MongoDB, and Elastic Stack or similar experience. Experience with automated deployment pipelines using DevOps tools like GitLab CI/CD, Jenkins, Nexus, Artifactory or similar platforms. Experience working in and with cloud infrastructure like AWS and Kubernetes. Desired: Familiarity with RF software tools (MATLAB, Simulink). Experience implementing cloud infrastructure (AWS, Kubernetes) with auto-scaling. Linux/Red Hat knowledge. Python programming experience. - What You Can Expect: A culture of integrity. At CACI, we place character and innovation at the center of everything we do. As a valued team member, you’ll be part of a high-performing group dedicated to our customer’s missions and driven by a higher purpose – to ensure the safety of our nation. An environment of trust. CACI values the unique contributions that every employee brings to our company and our customers - every day. You’ll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality. A focus on continuous growth. Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground — in your career and in our legacy. 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. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits. Since this position can be worked in more than one location, the range shown is the national average for the position. The proposed salary range for this position is: $98,500-$206,800 CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.