Software Engineer TS/SCI Poly
Aurora, CO · On-site
Software Engineer *Must have an active TS/SCI Polygraph on Day One. No exceptions.* In this ... Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript ...
Aurora, CO · On-site
Software Engineer *Must have an active TS/SCI Polygraph on Day One. No exceptions.* In this ... Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript ...
Aurora, CO · On-site
Software Engineer *Must have an active TS/SCI Polygraph on Day One. No exceptions.* In this ... Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript ...
Westminster, CO · On-site
$105K - $145K/yr
As a Software Engineer for Trimble Connect, you'll develop the scalable, cloud-based infrastructure ... Java Expertise: Solid hands-on experience with Java development. * Modern Web Architecture: Deep ...
Westminster, CO · On-site
$105K - $145K/yr
As a Software Engineer for Trimble Connect, you'll develop the scalable, cloud-based infrastructure ... Java Expertise: Solid hands-on experience with Java development. * Modern Web Architecture: Deep ...
Westminster, CO · On-site
$105K - $145K/yr
As a Software Engineer for Trimble Connect, you'll develop the scalable, cloud-based infrastructure ... Java Expertise: Solid hands-on experience with Java development. * Modern Web Architecture: Deep ...
Westminster, CO · On-site
$105K - $145K/yr
As a Software Engineer for Trimble Connect, you'll develop the scalable, cloud-based infrastructure ... Java Expertise: Solid hands-on experience with Java development. * Modern Web Architecture: Deep ...
Denver, CO · On-site +1
$97K - $125K/yr
Strong programming skills in one or more programming languages (e.g., JavaScript, Python, TypeScript, Java, C#, C++, etc.). * Solid understanding of software development methodologies and best ...
Denver, CO · On-site +1
$97K - $125K/yr
Strong programming skills in one or more programming languages (e.g., JavaScript, Python, TypeScript, Java, C#, C++, etc.). * Solid understanding of software development methodologies and best ...
Denver, CO · On-site
$97K - $125K/yr
Strong programming skills in one or more programming languages (e.g., JavaScript, Python, TypeScript, Java, C#, C++, etc.). * Solid understanding of software development methodologies and best ...
Denver, CO · On-site
$97K - $125K/yr
Strong programming skills in one or more programming languages (e.g., JavaScript, Python, TypeScript, Java, C#, C++, etc.). * Solid understanding of software development methodologies and best ...
Denver, CO · On-site
... Software Engineer ... You will be part of a team that actively collaborates with business peers to develop Java-based ...
Denver, CO · On-site
... Software Engineer ... You will be part of a team that actively collaborates with business peers to develop Java-based ...
Aurora, CO · On-site
$95K - $105K/yr
Typically requires a Bachelors degree in Science, Technology, Engineering or Mathematics (STEM) and 2 years of relevant software engineering experience Experience developing software using Java and C ...
Quick apply
Aurora, CO · On-site
$95K - $105K/yr
Typically requires a Bachelors degree in Science, Technology, Engineering or Mathematics (STEM) and 2 years of relevant software engineering experience Experience developing software using Java and C ...
Denver, CO · On-site
Software Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or .NET programming languages (e ...
Denver, CO · On-site
Software Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or .NET programming languages (e ...
Denver, CO · On-site +1
$126K - $166K/yr
Our company is looking for a Senior Software Engineer focusedon Object oriented code. We are a .NET ... Technical skills: C# / Java JavaScript, HTML, CSS DatabaseEngineering (Open Source) We want ...
Denver, CO · On-site +1
$126K - $166K/yr
Our company is looking for a Senior Software Engineer focusedon Object oriented code. We are a .NET ... Technical skills: C# / Java JavaScript, HTML, CSS DatabaseEngineering (Open Source) We want ...
Software Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or .NET programming languages (e ...
Software Engineer responsibilities include gathering user requirements, defining system functionality and writing code in various languages, like Java, Ruby on Rails or .NET programming languages (e ...
Denver, CO · On-site
$69K - $141K/yr
Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... Develop, test, and maintain software applications using Java and/or Python. * Design and implement ...
Denver, CO · On-site
$69K - $141K/yr
Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph ... Develop, test, and maintain software applications using Java and/or Python. * Design and implement ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Denver, CO · On-site
$82K - $137K/yr
Core Technical Skills • Proficiency in enterprise software development (Java based systems and ... engineering work directly impacts fraud detection, customer experience, and risk posture. • ...
Denver, CO · On-site
$82K - $137K/yr
Core Technical Skills • Proficiency in enterprise software development (Java based systems and ... engineering work directly impacts fraud detection, customer experience, and risk posture. • ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Aurora, CO · On-site
$69K - $158K/yr
You Have: * 2+ years of experience in software development with programming languages such as Java, Python, Rust, or GO * Experience transitioning legacy applications to a modernized microservice ...
Denver, CO · On-site
$82K - $137K/yr
Core Technical Skills Proficiency in enterprise software development (Java based systems and ... that engineering work directly impacts fraud detection, customer experience, and risk posture.
Denver, CO · On-site
$82K - $137K/yr
Core Technical Skills Proficiency in enterprise software development (Java based systems and ... that engineering work directly impacts fraud detection, customer experience, and risk posture.
Developers apply various technologies including Java, J2EE, JMS, Webservices, Python, Ruby, Chef, C++, Oracle, Mongo. * Developing new functional capabilities within software applications to meet a ...
Developers apply various technologies including Java, J2EE, JMS, Webservices, Python, Ruby, Chef, C++, Oracle, Mongo. * Developing new functional capabilities within software applications to meet a ...
$64.9K is the 25th percentile. Wages below this are outliers.
$51.3K - $65.6K
26% of jobs
$65.6K - $79.8K
18% of jobs
The median wage is $83.7K / yr.
$79.8K - $94K
21% of jobs
$102.3K is the 75th percentile. Wages above this are outliers.
$94K - $108.3K
17% of jobs
$108.3K - $122.5K
5% of jobs
$122.5K - $136.8K
3% of jobs
$136.8K - $151K
3% of jobs
$151K - $165.2K
3% of jobs
$165.2K - $179.5K
2% of jobs
$179.5K - $193.7K
1% of jobs
$193.7K - $207.9K
0% of jobs
$51.3K
$102.5K
$207.9K
An Entry Level Java Software Engineer is a beginner role in software development that focuses on building, testing, and maintaining applications using Java. Engineers in this position work under the guidance of senior developers to write code, debug programs, and collaborate with teams to develop software solutions. Typical responsibilities include understanding project requirements, writing efficient code, and learning best practices in software engineering. This role is ideal for recent graduates or those with foundational programming knowledge looking to start a career in Java development.
As an Entry Level Java Software Engineer, your day often includes writing and debugging Java code, participating in daily stand-up meetings, and collaborating with senior developers or mentors on assigned tasks. You might work on implementing new features, fixing bugs, reviewing pull requests, and learning about development best practices and code standards. There's usually a mix of independent work and teamwork, with opportunities to ask questions, receive feedback, and build your technical skills. This structure is designed to help you gain experience while steadily expanding your responsibilities within the team.
To thrive as an Entry Level Java Software Engineer, you need a solid understanding of Java programming, object-oriented concepts, basic algorithms, and a relevant degree in computer science or a related field. Familiarity with tools such as IntelliJ IDEA or Eclipse, version control systems like Git, and awareness of popular frameworks such as Spring or Hibernate is typically expected. Strong problem-solving skills, attention to detail, a willingness to learn, and effective team communication will set you apart. These competencies help you quickly adapt to real-world software development environments, contribute to team projects, and build a successful engineering foundation.
Full-time
Retirement, PTO
Re-posted 13 days ago
8.4
Based on 147 frontline employees who took The Breakroom Quiz
56th of 441 rated business services
Leidos has a new and exciting opportunity for a Software Engineer in our Intelligence Sector's Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!
Software Engineer
*Must have an active TS/SCI Polygraph on Day One. No exceptions.*
In this exciting role, you will perform software development lifecycle (SDLC) activities as both an individual and a member of our top-notch agile development team building a large complex enterprise system! Development includes the full range of turning Agile user stories into implementable concepts, through development, unit testing, integration and test, and deployment of the new capabilities for the large complex enterprise system. Following the Behavior-driven Development (BDD) pattern, developers are responsible for implementing robust testing leveraging DevOps automation and, where appropriate, use of test automation commercial tools. There are a range of opportunities for server-side business logic implementation as well as client web application and user interface (UI) development. Java, Python, embedded C/C++, Java cryptographic framework, XML, web UI (i.e., Angular, JavaScript, CSS, HTML, etc.) and special purpose device programming opportunities are available.
Primary Responsibilities
You will actively participate in daily stand-ups, Sprint Planning, Program Increment (PI) Planning, and other related team activities; analyze and study complex system requirements, use design software tools, provide support using formal specifications, data flow diagrams, and other accepted design techniques and will use sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable. 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. You will engineer, author, tune and document automation scripts in a development environment and deploy to the test/production bench.
Basic Qualifications
Must have a BS degree or equivalent experience and less than 2 years prior relevant experience. Additional experience may be substituted for a degree.
Must have demonstrated experience with Java.
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.
Must have experience or familiarity with multiple of the following languages such as Javascript, Python, C/C++, Groovy, Structured Query Language (SQL).
Must have experience with development IDEs (Integrated Development Environments) such as Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm.
Must have experience with databases such as Oracle, PostgreSQL, MongoDB, SQL Server.
Must have experience with Web Application User Interface Development, knowledge of databases and structures, Spring Framework, and/or experience working with AngularJS, JSON, HTML, XML, XSLT.
Must have experience with software source control and configuration management tools.
Must have experience with technologies underlying cryptographic systems (symmetric and asymmetric cryptography, ASN.1 encoding, XML canonicalization, digital signatures).
Must have experience developing on Windows, and/or Linux operating systems.
Must have documented professional experience with web services.
Must have a strong understanding of sound software development principles and practices.
Must be able to plan and prioritize personal tasking and be able to communicate effectively verbally and in writing.
Must be an independent thinker, capable of performing high quality work, both independently and with a team in a fast-moving environment.
Preferred Qualifications
Experience with the following: Java Enterprise Edition (JEE) (i.e., EJB, JPA, JTA, JAX-B, JAX-RS, JAX-WS), SQL, application servers (Tomcat, WebLogic, JBoss), Spring framework, scripting.
Experience or familiarity with multiple of the following technologies: XML/XSD/SOAP/WSDL/XSLT, REST, JSON, YAML, Containers (Docker, Podman, Kubernetes, OpenShift).
Experience with Javascript frameworks: AngularJS, Bootstrap, JQuery.
Experience with Testing and Mocking frameworks: JUnit, Jupiter, Mockito, Jasmine, Karma, Cucumber, Unified Functional Tester (UFT), Selenium, FITNesse.
Experience with build tools: Maven, CMake, RPM, Jenkins, Nexus.
Experience with high level requirements management including requirements decomposition, secure systems engineering and development, trade-off analysis, interface control, and testing and continuous integration.
Experience in software development on Agile teams using Agile Developer practices such as Pair Programming, Test Driven Development (TDD), Refactoring, and Acceptance Test Driven Development (ATDD).
Experience with Behavior Driven Development (BDD).
Secure Software development (i.e., Layer 7 Policy).
Experience with the Scrum, Scaled Agile Framework (SAFe) methodology, SAFe Agilest Certification, or experience as a member of an Agile team.
CSSKEY
CONMD
careers.leidos.com/CONMD
abundance
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:March 23, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
The Leidos pay range for this job level is a general guideline onlyand 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.
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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.
It services
10,000+ Employees
Reston, VA, US