Senior Software Engineer
$200k - $220kOrbis Group
Senior Software Engineer (Python / AI / AWS) McLean, VA | This role is remote first, however must be comfortable going in the office a few times a month up to $200 - $220k base + Equity I'm working with a well-funded AI startup building secure data platforms for some of the most demanding environments in the world. They're looking for a Senior Software Engineer to help build AI-powered applications that solve complex data sharing and automation challenges across large-scale, mission-critical systems. This is a role for someone who enjoys solving difficult engineering problems, working across the full stack, and building products where reliability and security are just as important as speed. What you'll be working on Designing and building production-grade backend services in Python Developing secure, scalable applications using FastAPI, Flask or Django Building AI-powered products and integrating modern LLM workflows Working across cloud infrastructure, APIs and distributed systems Collaborating with product and engineering on architecture and technical direction Helping shape engineering standards and mentoring other developers What they're looking for 8+ years of software engineering experience Experience building scalable applications on AWS Comfortable working across backend systems with some frontend exposure Engineers who already use AI tools as part of their day-to-day development workflow Experience in government, defence or secure environments is a plus, but not essential Why this role? Work on technology solving real-world national security challenges Join an AI-first engineering team using the latest LLM tooling High ownership with the opportunity to influence architecture Backed by strong funding with significant growth ahead Competitive compensation, equity and excellent benefits Please note: Candidates must be U.S. citizens and able to obtain and maintain a U.S. Government security clearance. This role is remote first but must be comfortable going onsite in McLean, Virginia a couple of times a month. If you're a Senior Software engineer looking for a role where your work has real-world impact, I'd be happy to tell you more. #J-18808-Ljbffr Orbis Group
$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$136k - $190k
# Software Engineer, SeniorFreddie MacBe an Early ApplicantFull TimeseniorMcLean, Virginia, USPosted Today## Role OverviewFreddie Mac is hiring a Software Engineer, Senior. This is a full-time role in McLean. Part of Freddie Mac's Data Science hiring, posted today. applications...SeniorFull timeLocal areaTryApplyNow
McLean, VA4 days ago- ..., scalable, modular, and API-centric Provide software design recommendations to the Program Manager and Chief Software Engineer Evaluate operational feasibility by analyzing... ...Management Information Systems, or related STEM field Senior-level experience deploying microservices into...SeniorContract workTemporary work
Trinity Global Consulting LLC
McLean, VA2 days ago - ...Developer to join our Services team, which works directly with U.S. Government customers to provide a comprehensive set of system/software engineering and information technology services to maintain, sustain, enhance, and improve/modernize a Program of Record for all-source...Senior
Vantor
Arlington, VA4 hours ago - ...Summary Senior Software Engineer - Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional development is embedded in your employer’s core culture? If so, Chenega...Senior
Chenega Agile Real Time Solutions, LLC
Arlington, VA3 days ago $150k - $190k
A tech-driven space solutions company is seeking a Senior Ground Software Engineer in Arlington, VA. The role involves developing modular and secure ground software systems for SAR satellite operations, requiring extensive experience in web services, Kubernetes, and Python...SeniorFlexible hours$150k - $165k
Alarm.com Inc. has an opening for a Senior Software Engineer in McLean, VA. Duties: Design and develop proprietary software. Develop features across a variety of technologies. Produce features and enhancements. Lead and deliver on software design, development, testing...SeniorPart timeRemote work$150k - $200k
Senior Software Engineer (On‑site) Job posted through Jobot, hosted by Charles Simmons. Salary: $150,000 - $200,000 per year. About the Company Our client is a well‑funded deep‑tech company headquartered in Northern Virginia, building a suite of autonomous software reliability...SeniorLocal area- TLA is seeking a Software Engineer to design, develop, and integrate secure computing environments that support critical mission objectives. In this role, you’ll contribute to the full software lifecycle—from architecture and development to testing and deployment—across...Senior
- We’re looking for a Software Development Engineer for an onsite opportunity in McLean, VA Key Responsibilities Design and develop software products that meet user needs and market demands. Apply engineering principles to construct and maintain efficient, bug-free software...Senior
- Responsibilities Work on projects ranging from building out robust CI/CD to automation for both the Prism engineering team and SRE team Work on enhancements and improvements for monitoring, alerting, and tracing of internal and production services Collaborate with others...SeniorWork experience placement
- Overview Software Engineer Linux Rust Satellite Systems gRPC We are looking for a skilled Software Engineer with Rust experience to join our Sat OS team, which is responsible for developing the high-level operating system for our spacecraft. You will be instrumental in...SeniorWork at office3 days per week
- Overview The Defense Sector at Leidos is currently seeking a Senior Software Engineer with 8+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will shape technical direction, mentor engineers at all levels, and...SeniorRemote work
$159k - $263k
...General Catalyst, and In-Q-Tel. The Role You’ll be a high-output engineer building mission‑critical operator experiences — implementing... ...on‑premises environments. Who You Are You care about building software that has real-world impact in high-stakes environments. You write...SeniorFull timeWork at officeFlexible hoursTwenty Inc.
Arlington, VA3 hours ago$150k - $200k
Senior Software Engineer $150000 - $200000 per year | Falls Church, VA | On-Site | Permanent A bit about us: Our client is a well‑funded deep tech company headquartered in Northern Virginia, building a suite of autonomous software reliability and testing products. Their...SeniorPermanent employmentWork at officeLocal area$129k - $193k
...country. Join an organization where your work contributes to a greater purpose. Position Overview Freddie Mac is seeking a Senior Software Engineer to execute for one or more agile delivery teams. This role is for an experienced engineer who can independently drive...SeniorWork at officeLocal area- Location: McLean, VA or Richmond, VA Work Environment: Hybrid Role Summary As a Senior Software Engineer at Exiger, you will be responsible for designing and developing software projects from a technical implementation perspective that satisfy the project's requirements...SeniorWork at officeWork from homeFlexible hours
$140k - $215k
...apply form to send your application to Charles Simmons, the Jobot Pro hosting this job. Compensation Based on Experience. Senior Software Engineer $140000 - $215000 per year | West McLean, VA | On-Site | Permanent Design and implement the next big thing enabling...SeniorPermanent employmentWork at officeLocal areaWorldwide- ...right candidate) DeepSig is the industry leader in ML-based signal sensing with a strong product portfolio. We are seeking a Senior Software Engineer to expand that portfolio utilizing the latest technology to meet the demands of a rapidly evolving industry. In this role...SeniorFull timeContract workRemote workFlexible hours
$134k - $184k
Senior Software Engineer Lead end-to-end development of autonomous platform software from prototype to production Location: Remote Compensation: $134,000 - 184,000 USD / year Job Tags: Software About The Role The Senior Software Engineer will work as part of a tightly...SeniorFull timeRemote workFlexible hours$135k - $273k
Compensation: $135,000 - $273,000 / year Department: Engineering Location: Arlington, VA (also Mount Laurel, NJ; San Diego, CA) About... ...(IDT), a leading defense technology company, is seeking a Senior Software Engineer to be part of our Engineering team and based out of...SeniorFull timeWork at officeImmediate start$139k - $180k
...systems of systems to assure mission success. SAAM is developing software and hardware tools and datasets to support these analyses,... ...research programs. The Role The SAAM group is seeking a Senior Software Engineer to join high-performing teams transforming advanced...SeniorFull timeLocal areaRemote work- TIAG is now hiring a Senior Software Engineer to lead the design and development of complex software solutions on our program at the Office of Naval Research in Arlington, VA.This is a position that is 100% onsite (5 days/week at the ONR in Arlington). This position requires...SeniorFor contractorsFor subcontractorWork at officeLocal areaImmediate start
$120k - $200k
...time responsiveness, enabling sustained advantage across complex mission environments. About the role Forterra is seeking a senior software engineer with a passion for autonomous systems. In this role, you will design, develop, and field software solutions that enable...SeniorFull timeTemporary workWork experience placementLocal area- ...Services to Federal and State Agencies supporting the US Government Defense, Intelligence and Aerospace sectors. Job Overview The Software Engineer will Independently design and engineer new software products or major enhancement to existing software in support of the US...SeniorContract workRelocation
$140k - $185k
...growth IoT SaaS environment - 100% remote A Bit About Us Our company, a leading name in the IoT industry, is on the hunt for a Senior Software Engineer to join our dynamic team. This is a fantastic opportunity for a seasoned professional with a minimum of 5 years of...SeniorLocal areaRemote workWork from home$140k - $170k
Senior Software Engineer The Mission Do you want to build software that solves the world's most complex national security problems? At STR, we don’t just write code; we bridge the gap between cutting‑edge research and real‑world mission success. You will join a multidisciplinary...SeniorFull timeLocal areaFlexible hours$125k - $140k
...This role sits on the DevOps and Tooling team and works closely with vehicle integration engineers, production teams, and program lead. Qualifications 3+ years of professional software engineering experience. Experience with Rust (1+ years) or strong systems programming...SeniorFull timeTemporary workWork experience placementLocal area- ...highly motivated and talented individuals to join our team as a Software Engineer. At Credence, we offer an exciting opportunity to be part of... ..., and iterative delivery environment? We are seeking Senior Full Stack Software Engineers who are passionate about working...Senior
- Senior Software Engineer Astor & Sanders Corporation (Astor), an award‑winning IT solutions provider headquartered in McLean, VA, is seeking a Senior Software Engineer. This is a full ‑time position and is 100% remote. Roles and Responsibilities The Software Engineer...SeniorFull timeRemote work
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