Software Engineer, Senior
$86.9k - $198kPhase2 Technology
Job Number: R0237633 Software Engineer, Senior 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, we need you on our team. We're looking for an experienced developer with the expertise needed to build software and systems from vision to production ready. This role is more than just coding. As a lead full stack developer, you will oversee a team as they learn new tools and techniques and identify needed system improvements. You’ll help clients overcome their most difficult challenges using the latest architectural approaches, tools, and technologies. You’ll make sure the solution developed by the team considers the current architecture and operating environment, as well as future functionality and enhancements. You Have Experience building user interfaces with modern UI libraries, such as React or Next.JS Experience with basic computer administration, including software installation, system configuration, and networking Experience with Git and automated pipeline builds, such as Jenkins or GitLab CI/CD Knowledge of modern middleware frameworks, such as Express, Flask, Spring, or FastAPI Ability to maintain quality as user base grows TS/SCI clearance with a polygraph HS diploma or GED and 16+ years of experience with software engineering, or Bachelor’s degree and 12+ years of experience, or Master’s degree and 10+ years of experience Nice If You Have Experience integrating software with a Large Language Model (LLM) Experience with retrieval‑augmented generation (RAG) Experience developing production‑grade software with Python Experience with service containerization and deployment using Docker and Kubernetes or Swarm Experience building prototypes, including frequent iterations and user feedback Experience working with CNO, USCC, CNMF, or Cybersecurity Experience with Elasticsearch, Kibana, Grafana, Redis, Kafka, Nginx, AWS, or HAProxy Experience integrating open‑source models and technologies Knowledge of observability tools, such as Elastic, APM, or Grafana Possession of excellent communication skills Clearance Applicants selected will be subject to a security investigation and may need to meet eligibility requirements for access to classified information; TS/SCI clearance with polygraph is required. Compensation The projected compensation range for this position is $86,900.00 to $198,000.00 (annualized USD). Salary is determined by location, education, skills, experience, and contract‐specific factors. Commitment to Non‑Discrimination All qualified applicants will receive consideration for employment without regard to disability, veteran status, or any other status protected by applicable federal, state, local, or international law. #J-18808-Ljbffr Phase2 Technology
$3,000 per month
...In this role you will: • Analyze user requirements to derive software design and performance requirements • Design and code new... ...analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and...Senior- ...Job Description: THE WORK This senior role fosters collaboration with other senior engineers for the development of advanced data analytics solutions and agile... .... This Program is seeking a full stack software engineer to develop, maintain and enhance complex...Senior
$84.84k - $153.55k
...tuning, and capacity management for all organizational software systems as directed by management and senior staff. This position will provide Software solutions delivery support and mentoring for Software Engineers. Lead the design and implementation of software...SeniorFull timeTemporary workWork at officeVisa sponsorshipWork visaFlexible hours$190k - $240k
...Belay Technologies is seeking a Senior Software Engineer to join our intel team. Join us in building the next generation of AI infrastructure that will power innovation across the customer organization. We’re seeking a full-stack software engineer to support our AI infrastructure...SeniorContract work$131.3k - $237.35k
...Description Leidos has a new and exciting opportunity for a Senior Signals Software Engineer in our Intel Sectors, Cyber & Analytics Business Area (CABA) . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission...SeniorLocal areaImmediate startRelocation packageFlexible hours$114k - $273k
...Compensation $114,000 - $273,000 / year Department Engineering Location Mount Laurel, NJ or Arlington, VA (On-site; at least 3 days... ...Technologies (IDT), a leading defense technology company, is seeking a Senior Software Engineer to join our Warfare Systems team. The role focuses...SeniorFull timeWork at officeImmediate startRemote work3 days per week- Senior Software Engineer - Top Secret/SCI w/Poly Job Locations: US-MD-Laurel Requisition ID: 2026-165845 Responsibilities The Data Warehouse Platforms Engineering Shared Services & SW Development team is seeking a mid-level Software Engineer on a product development team...SeniorWork at officeRemote work
- Software Engineer (Mid-Senior Level) Full-Time | On-Site | TS/SCI with Full-Scope Polygraph Required We are seeking a Mid-to-Senior Level Software Engineer with at least 6 years of software development experience and a technical bachelor’s degree to support development...SeniorFull timeImmediate start
$105k
Overview We are seeking a software engineer specializing in software and prototyping to join our team at the Johns Hopkins University Applied Physics Laboratory (APL). This role focuses on developing advanced planning capabilities and solutions for warfighters, working...SeniorTemporary workInterim roleFlexible hours$190k - $240k
Belay Technologies is seeking a Senior Software Engineer (SWE3). This position is designed for a Fullstack Developer with required skillset background. The resource will join a fast‑paced, integrated team that leads storage efforts in support of SAE. The candidate should...Senior- ***An active or re‑instatable TS/SCI with Polygraph security clearance is required.*** Senior Software Engineer / Reverse Engineer position on a U.S. Government contract. This full‑time role supports a mission‑critical software and systems program for a federal client...SeniorFull timeContract workWork from homeRelocation package
- ...comprehensive benefits package. We support our employees, so they can support our mission. THE WORK: As a Cyber RF Software Engineer Senior Staff, my typical day is filled with excitement and energy as I tackle a variety of challenges and responsibilities. Each...SeniorFlexible hours
- ...solutions to get to orbit rapidly and responsively. We’re looking to expand our team across the board. We are looking for a Senior Full Stack Software Engineer who is passionate about building software that pushes the bounds of what’s possible. Our software is a modern web-...SeniorPermanent employmentWork at officeLocal areaRemote workWorldwide
$95.5k - $181.7k
...rapidly evolving global market. Solipsys is a wholly owned subsidiary of Collins Aerospace/RTX and is currently seeking a Sr Software Engineer who is enthusiastic, hardworking, and proactive in writing and developing code using programming languages and related technologies...SeniorTemporary workWork experience placementWork at officeRemote workRelocationFlexible hours- A leading defense research organization in Laurel, MD is seeking a Software Engineer to develop military planning tools. The role requires at least 5 years of experience with Python and C++, along with strong critical thinking and organizational skills. The ideal candidate...SeniorFlexible hours
$95.5k - $181.7k
A leading aerospace company in Maryland is seeking a Sr Software Engineer to develop software solutions in an Agile environment. The role involves designing critical capabilities and traveling for support and demos. Ideal candidates should have strong programming skills...Senior- Staffed4U is looking for a Mid-to-Senior Level Software Engineer in Jessup, Maryland. The role requires at least 6 years of software development experience and a technical bachelor’s degree. Candidates must have an active TS/SCI clearance with Full-Scope Polygraph. You...Senior
$105k - $290k
A specialized technology research organization located in Laurel, MD, is seeking a Software Engineer specializing in AI applications. The ideal candidate will have 5+ years of experience in programming and 2+ years in AI/ML applications. Responsibilities include developing...Senior- GliaCell Technologies is hiring a Senior Software Engineer / Reverse Engineer in Laurel, MD, to develop advanced security tools for a federal client. The role involves building Python applications, reverse engineering web traffic, and collaborating with analysts and developers...Senior
$86.8k - $198k
Booz Allen Hamilton is seeking an experienced AI Software Engineer located in Laurel, Maryland. Your role involves developing user-focused solutions using machine learning to tackle national security issues. With at least 4 years of experience in application development...Senior$119.6k - $187.9k
Northrop Grumman is seeking a qualified candidate to provide custom software design and development of CNO tools and techniques in Jessup, Maryland. The ideal candidate will have a Bachelor's degree in computer science or a related field, along with programming experience...Senior- The Johns Hopkins University Applied Physics Laboratory is seeking a talented Software Engineer to develop engineering rendering software for complex simulation capabilities. You will collaborate with a multidisciplinary team to enhance rendering methods that support operational...Senior
- A leading technology firm in Maryland is seeking a Senior AI Software Engineer to develop user-focused AI solutions. The position requires deep software engineering experience, proficiency in modern programming languages, and must include TS/SCI clearance. The role involves...SeniorRemote job
- Johns Hopkins Applied Physics Laboratory seeks a software engineer to develop advanced rendering software for national security applications. The role involves working on multispectral rendering methodologies and optimizing performance in critical systems. Ideal candidates...Senior
$105k
Description Are you a software engineer that wants to have an impact on nationally important defense programs? Description Are you a software engineer that wants to have an impact on nationally important defense programs? Do you love participating in dynamic software...SeniorTemporary workWork experience placementInterim roleRelocation packageFlexible hours$249k - $266k
Lentech Inc. is looking for a Splunk Software Engineer in Laurel, Maryland to design, develop, and maintain Splunk applications. The role involves working independently or leading a team to tackle complex technical issues. Candidates should possess a relevant technical...Senior- A defense and technology research organization in Laurel, Maryland seeks a Software Engineer to develop AI and software solutions for military applications. The ideal candidate will possess a strong programming background in languages such as Python and C++, alongside experience...Senior
$10k
Senior DevOps Software Engineer Join ClearEdge on our prime contract with a hybrid schedule and help solve some of the DoD’s most complex technical challenges. Every day, we empower our government and industry partners with data-driven innovations that make a real impact...SeniorContract work$105k
...warfighters with the latest in Artificial Intelligence (AI) and Software capabilities? Are you passionate about defining the path... ...capabilities Qualifications Possess a BS in Computer Science, Computer Engineering, Mathematics, or other related engineering fields Have 5+...SeniorInterim role$100k - $245k
The Johns Hopkins Applied Physics Lab is looking for a Senior Enterprise Software Engineer in Laurel, Maryland. You will provide technical leadership in software systems development that directly influences national defense. Responsibilities include architecture and design...Senior
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