Computer Software Jobs 2026 (Now Hiring) – Smart Auto Apply

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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. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

Your greatest work is ahead! 

Leidos’ Defense Systems Land Systems is seeking a Software Engineer to join our team…with the ability and experience to work missile defense projects within the BMD Simulations and Analysis Portfolio. As a Software Developer, you’ll directly support the Agile Software Development in achieving specific program objectives in support of our nation’s defense. In this role, you will also develop, create, and modify general computer applications software or specialized utility programs.  As well, analyze user needs and develop software solutions for our customer. The ideal candidate will possess excellent analytical and problem-solving skills, be a strong team player, and have the ability to establish solid working relationships with peers and technical staff members within the program.

If this sounds like the kind of environment where you can thrive, keep reading! 

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

Are you ready to make an impact? Share your resume with us today!

Primary Responsibilities:

    Perform high-level software development functions using C++, Java or similar languages including design, development, troubleshooting, and debugging of software programs.Collaborate with other experts within the program and in the user community to design, develop, and debug existing software, and to design and develop enhancements that incorporate new capabilities into various components of the existing systems.

    Responsible for using sound software engineering principles to ensure that developed code is modifiable, efficient, reliable, understandable, fault tolerant, and reusable, including providing software process management and control throughout the coding portion of the software development process.Creating and running automated software builds and pipelines in a Continuous Integration/Continuous Deployment (CI/CD) environment

    Contribute to software development activities as a member of an agile team and actively participate in program increment planning, Feature and Story development, Sprint Planning, Demos, Iteration Retrospectives and related team activities.Basic Qualifications:Bachelor's degree in software engineering, computer science, mathematics, physics, or related field from an accredited college and 0+ years of experience

    Experience in C++ or other high level SW languagesFamiliarity with Red Hat Enterprise Linux OS

    Familiarity programming network connections (message generation, formatting, UDP and TCP/IP interfaces)Creating and running unit test

    Developing software documentationCreating and running automated software builds and pipelines in a Continuous Integration/Continuous Deployment (CI/CD) environment

    Collaborating with Stakeholders and Government customersWorking within an Agile team environment, to include Program Increment Planning, Iteration Planning, Feature and Story development, Sprint Planning, and Iteration Retrospectives.

    Participating in demos for the team and program Sprint reviewsActive secret clearance

    Full time onsite supportCandidate must be a resident of the North Alabama areaPreferred Qualifications:

    Knowledge of Agile methodologies, such as the Scaled Agile Framework (SAFe), and application of the Agile methodologies within a technical/engineering environmentExperience developing and/or supporting CI/CD pipelines (Ansible, Jenkins)

    Experience with Python or Java and user interfacesFamiliarity with Jira - issue tracking and agile project management, or similar tool

    Experience with Multi-core and multi-threaded programmingRelevant DoD and/or Industry work experience in Missile Defense

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:

April 3, 2026

Pay Range:

Pay Range $57,850.00 - $104,575.00

The Leidos pay range for this job level is a general guideline only and 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.