Senior Software Engineer Jobs
$90k - $140kClearanceJobs
Senior Software EngineerThe company is seeking a Senior Software Engineer to provide SETA support in Hanover, MD.Responsibilities:Design, develop and install software solutions.Build high-quality, innovative and fully performing software in compliance with DOD coding standards and technical design.Design, modify, develop, write and implement software programming applications.Support and/or install software applications/operating systems.Participate in the testing process through test review and analysis, test witnessing and certification of software.Qualifications:Minimum of 10 years' experience as a software engineer within the DoD environment (2 years of industry experience may be substituted for 1 year of DoD experience up to 6 years). 1 year of post-secondary education may be substituted for 1 year of experienceDegree in (Preferred): Master's degree (preferred in Computer Science, Information Systems, Software Engineering, Computer Programming).Security Clearance: Active DoD Top Secret/SCI clearance required (CI Poly may be required)Travel: Some travel may be required.Compensation: Systek determines its wages by many factors, including related experience, skills, knowledge, abilities, education, certifications, geographic location, contract labor category and wage rates, and organizational requirements. The estimated annual wage range at the time of job posting is $90-$140k, which represents the typical salary range for this position. In addition, Systek offers a comprehensive benefits package including health, dental, life, disability, and critical illness insurance, 401k plan, paid time off, service anniversary awards, and tuition reimbursement.
- ...Senior Level Software EngineerJames Scott LLC is actively seeking a Senior level Software Engineer that possesses robust management experience and deep history using both legacy and the newest technological tools to support a major customer. This will be a tremendous...SeniorFor contractorsRemote work
$131.8k - $290k
Job Title: Senior Software Engineer - Cybersecurity & DevOpsJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The OpportunityCACI is seeking...SeniorContract workWork experience placementImmediate startFlexible hours$200k - $265k
...Vosper Thornycroft Group in Hanover, MD is seeking a Principal Software Engineer to design, develop, integrate, and maintain secure, high-performance software for national security missions. You will lead DSP algorithm development using C++, Python, Linux, and collaborate...SeniorRelocation package- ...RiVidium Inc. is seeking a Senior Software Engineer to support mission-critical software development efforts within a DoD environment. The selected candidate will design, develop, and deploy secure, high-quality software solutions that meet DoD coding standards and...Senior
$131.8k - $290k
Job Title: Senior DevOps Software Engineer - Zero Trust ICAMJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity...SeniorContract workWork experience placementFlexible hours$110.3k - $204.9k
...FullTimeDepartment: RMS-Svcs-LMOSBusiness Unit: RMS-Svcs-LMOSStandard Job DescriptionWHAT WE'RE DOINGLockheed Martin, Rotary Mission... ...our employees, so they can support our mission.THE WORKA Software Engineer will design, develop, and test software applications that interact...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours- ...Northrop Grumman Mission Systems invites applications for a Sr. Principal Cyber Software Engineer (Level 3 CNO Analyst/Programmer). Positions are at Annapolis Junction MD, San Antonio TX, Aurora CO, and Carey NC. The role involves designing and developing secure software...Senior
$166.9k - $309.9k
...FullTimeDepartment: RMS-Svcs-LMOSBusiness Unit: RMS-Svcs-LMOSStandard Job DescriptionWHAT WE'RE DOING:Lockheed Martin, Rotary Mission... ..., so they can support our mission.THE WORK:As a Cyber RF Software Engineer Senior, my typical day is filled with excitement and energy as I...SeniorFull timeTemporary workWork experience placementCasual workFlexible hours- ...Onyx Point, LLC. seeks a strong C++ software engineer to handle ingestion processing and component development. An active TS/SCI with Full Scope Polygraph clearance (U.S. citizenship required) is required, along with 20+ years as a SWE in similar programs. A BS in CS...Senior
$131.8k - $290k
Job Title: Senior Software Engineer - Machine Learning & Cloud TechnologiesJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity...SeniorContract workWork experience placementImmediate startFlexible hours$131.8k - $290k
Job Title: Senior Software Engineer - Cloud & Data ServicesJob Category: EngineeringTime Type: Full timeMinimum Clearance Required to Start: TS/SCI with PolygraphEmployee Type: RegularPercentage of Travel Required: NoneType of Travel: None* * *The OpportunityAre you excited...SeniorContract workWork experience placementFlexible hours$176k - $282k
ResponsibilitiesPeraton is seeking a Senior Software Engineer in Annapolis Junction, MD.This team supports two web applications used to manage collection... ...veterans, or other characteristics protected by law.Job SummaryRequisition ID: 2026-171088Position Category: Information...SeniorContract workShift work$131.3k - $237.35k
...entire USG arsenal. Our team of hackers and engineers have experience spanning centuries of... ...the next generation of capabilities.The Software Engineer will be responsible for: Test front... ...Leidos reasonably anticipates that this job requisition will remain open for at least...SeniorFull time$102.2k - $173.7k
...in an evolving world.Our mission-first software and data engineering platform modernizes data operations,... ...counterintelligence polygraph prior to hiring.Senior Software Engineer$102,200—$173,700... ...of the position and a variety of job-related factors, which may include geographic...SeniorFull timeContract workFlexible hours$176.9k - $332.4k
...empowers you to achieve your full potential. Unleash your talent and redefine what’s possible.Job Description:Parsons is looking for an amazingly talented Senior Software Engineer to join our team! In this role you will get to designs, modifies, develops, writes, and...SeniorFull timeFlexible hours$131.3k - $237.35k
Leidos has a new and exciting opportunity for a Software Engineer in our National Security Sector's (NSS) Cyber & Analytics Business Area (CABA... ...on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated...SeniorFull timeImmediate startFlexible hours$86.9k - $198k
Software Engineer, SeniorThe Opportunity:As a full-stack developer, you can resolve a problem with a complete end-to-end solution in a fast,... ...to production-ready.This role is more than just coding. As a senior full-stack developer at Booz Allen, you’ll use your passion to...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$86.9k - $198k
Software Engineer, SeniorThe Opportunity: As a full stack developer, you can resolve a problem with a complete end-to-end solution in a fast, agile environment. If you’re looking for the chance to not just develop software, but to create a system that will make a difference...SeniorFull timeContract workPart timeLocal areaRemote work$166.9k - $309.9k
...FullTimeDepartment: RMS-Svcs-LMOSBusiness Unit: RMS-Svcs-LMOSStandard Job DescriptionTHE WORKThis Systems Engineering role fosters collaboration with other engineers to... ...threats and opportunities.WHO YOU AREExperience as a Software Engineer on large scale production projects....SeniorFull timeTemporary workWork experience placementCasual workFlexible hours$134.5k - $174.5k
...and level of relevant experience, plus discretionary bonus.#MID_SENIOR_LEVELAt Franklin Templeton, we believe your benefits should support... ...other basis protected by federal, state, or local law, ordinance, or regulation.Job SummaryJob number: 869659Profession: TechnologySeniorLocal area3 days per week$131.3k - $237.35k
...entire USG arsenal. Our team of hackers and engineers have experience spanning centuries of... ...Responsibilities: Analyze user requirements to derive software design and performance specifications.... ...Leidos reasonably anticipates that this job requisition will remain open for at least...SeniorFull time- ...Senior AI/ML Engineer | Healthcare AI X4 are partnered with a growing healthcare AI company that builds intelligent software for healthcare organizations. Their products use machine learning, generative AI and AI agents to cut through complex clinical and administrative...SeniorFull time
$131.3k - $237.35k
...customers in the national security, engineering, and health industries. We... ...enabled services and mission software capabilities to support... ...OpportunityLeidos is seeking a Senior Software Engineer to develop,... ...reasonably anticipates that this job requisition will remain open...SeniorFull time$137.51k - $195k
...with expertise in cloud-based services, software and systems engineering, cyber capabilities, and data science... ...and collaborate in-person to get the job done—while having some flexibility to... ...love to hear from you.#LI-DS1 #Mid-Senior LevelEssential Job...SeniorWork experience placementWork at officeWork from home2 days per week1 day per week$107.5k - $161.3k
...supported through our TGS Talent Acquisition Team requires: The Senior Software Engineer is a technical role responsible for designing, building, and... ..., including qualifications, skills, relevant experience, job knowledge, geographic location, internal equity, and other...SeniorPermanent employmentFull timeTemporary workRemote workFlexible hours$10k
...Job Description Job Description Join ClearEdge on our prime contract with a hybrid schedule and help solve some... ...entire technical staff. Your Mission Join ClearEdge as a Senior DevOps Software Engineer, where you will design, automate, and sustain...SeniorContract work$95.5k - $181.7k
Job ID: 01818180Posted: Posted 30+ Days AgoStart Date: 2026-03-24Location: US-MD-FULTON-8170 ~ 8170 Maple Lawn Blvd ~ MAPLE LAWN... ...subsidiary of Collins Aerospace/RTX and is currently seeking a Sr Software Engineer who is enthusiastic, hardworking, and proactive in writing and...SeniorTemporary workWork experience placementWork at officeRemote workFlexible hours- ...Quantitative teams. This is an opportunity to join a highly visible engineering group where you'll have a direct impact on architecture,... ...technology and continuous learning Excited about modern software development and cloud architecture Comfortable mentoring junior...SeniorFull timeLocal areaVisa sponsorship
- ...Ramtec and Partners are looking for talented Senior Software Developers to join our growing team. In this role, you will design, develop... ...lead technical discussions analyzing requirements, design, and engineering practices Troubleshoot, debug, and optimize systems for...SeniorFull time
$185k - $215k
...critical national security programs by building high-performing engineering teams and developing innovative enterprise solutions. Our... ...is seeking a motivated, career, and customer-oriented Signals Software Engineer Level 2 to join our team in Columbia, MD . This...SeniorHourly payContract workWork experience placement
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