Principal Software Engineer - Platform - US Defense / Public Sector
McKinsey & Company
QUALIFICATIONSUS Citizenship requiredDefense experience and experience working with data at various classification levels requiredSECRET Security Clearance Required; TS+ clearance preferred5+ years of experience as a Software EngineerExperience with distributed system architectures, secure platform engineering, and knowledge graphsStrong programming skills in Python, expertise in React and NextJSExpertise with SQL databases, particularly PostgreSQL or cloud equivalent such as Amazon RDSExperience utilizing LLMs and prompt engineeringExperience with CI/CD pipeline setup and managementFamiliarity in using cloud platforms for deploying and managing applications; knowledge of containerization. Multiple cloud platforms (AWS, Azure, GCP) a plusWHO YOU'LL WORK WITHDriving lasting impact and building long-term capabilities with our clients is not easy work. You are the kind of person who thrives in a high performance/high reward culture - doing hard things, picking yourself up when you stumble, and having the resilience to try another way forward.In return for your drive, determination, and curiosity, we'll provide the resources, mentorship, and opportunities you need to become a stronger leader faster than you ever thought possible. Your colleagues—at all levels—will invest deeply in your development, just as much as they invest in delivering exceptional results for clients. Every day, you'll receive apprenticeship, coaching, and exposure that will accelerate your growth in ways you won’t find anywhere else.When you join us, you will have:Continuous learning: Our learning and apprenticeship culture, backed by structured programs, is all about helping you grow while creating an environment where feedback is clear, actionable, and focused on your development. The real magic happens when you take the input from others to heart and embrace the fast-paced learning experience, owning your journey.A voice that matters: From day one, we value your ideas and contributions. You’ll make a tangible impact by offering innovative ideas and practical solutions, all while upholding our unwavering commitment to ethics and integrity. We not only encourage diverse perspectives, but they are critical in driving us toward the best possible outcomes.Global community: With colleagues across 65+ countries and over 100 different nationalities, our firm’s diversity fuels creativity and helps us come up with the best solutions for our clients. Plus, you’ll have the opportunity to learn from exceptional colleagues with diverse backgrounds and experiences.World-class benefits: On top of a competitive salary (based on your location, experience, and skills), we provide a comprehensive benefits package to enable holistic well-being for you and your family.WHAT YOU'LL DOCome and work with our Firm’s top technical minds on a product team developing an AI Platform that will enable next-generation client services. Be at the forefront of developing this exciting technology for our Firm. You will work with a cross-functional team that includes senior firm leaders, CST leaders, practice leaders and cutting-edge engineers. The team is led by some of our Firm’s most senior leaders, including Asutosh Padhi, Brian Elliott, and Klemens Hjartar and is scaling to a large team of full-stack engineers, data engineers, data scientists, and designers.This role will specifically focus on customization and additional features required to deploy this platform for Defense and other Government clients.We are looking for a Tech Lead to lead the development and customization of our Platform capabilities to Defense, including leading a group of technologists, reviewing their contributions, and bridging the gap between vision and development.As a Tech Lead on the Platform team, you will be at the forefront of our firm's AI initiatives. Your role will include determining how to implement the product vision in a Defense / Public Sector context, overseeing the technical team, and writing, testing, debugging, and maintaining application code using Python, React and NextJS. You will leverage industry leading LLMs to drive data retrieval and synthesis. You will review the work of others and cultivate a developmentally-rich team environment.Your expertise will be crucial in identifying and resolving technical issues and challenges. This involves keeping up to date with the fast-moving technology of generative AI and leveraging the best of the industry to keep the Platform at the leading edge of generative AI products. You will be pivotal in driving innovation within our firm, delivering impactful AI solutions, and collaborating with a distributed team across the world.
- ...enterprises across the public and private sectors, and the Department of Defense. Our services span all... ...designs and develops software applications, and tests... ...member of an agile engineering team that designs and... ...assigned to a specific platform/product permanently or...SuggestedWork experience placement
$183.1k - $340k
...professionals who are shaping the world. Our platforms drive legal, tax, accounting and audit... ...Assurance, and Confirmation. As a Principal Software Engineer for Cloud Audit Suite, you will be the... ...USD - $340,000 USD. For any eligible US locations, unless otherwise noted, the...SuggestedFull timeWork at officeLocal areaFlexible hoursShift work2 days per week3 days per week$276k - $414k
...and other digital services.Snap Engineering teams build fun and technically sophisticated... ...forefront.We’re looking for a Principal Software Engineer to join the Ads Platform team at Snap.What you’ll do:Build... ...please don’t be shy and provide us some information.Default Together...SuggestedFull timeLive inWork at officeLocal area$175k - $205.9k
...you ready to make an impact?West Monroe is searching for a Principal AI Software Engineer, to join our team in our Technology & Experience (TechEx)... ...Architect to gather technical requirements, define platform and integration design, and perform the configuration/development...SuggestedLocal areaImmediate startFlexible hours$180k - $225k
The Public Sector software engineers (SWEs) create the core product building blocks forward-deployed teams... ...they are accepted. Contribute to the platform roadmap and product strategy for the... ...candidates for the same role. This allows us to ensure a fair and thorough...SuggestedFull time$99.6k - $174k
Senior Full Stack Engineer, AI Platform & AgentsBuild the GenAI platform that powers critical decisions... ...-making at a global scale.-Location:: US/Canada, Hybrid or Remote-Work Hours:... ...qualifications5+ years of professional software engineering experience.Strong full‑stack...Full timeWork at officeRemote work2 days per week$215k
...the Role: We’re hiring seasoned engineers to join our teams that work on core platform capabilities, improving our... ...Payroll and Tax systems. As a Gusto Software Engineer at this level, you’ll be... ...effects in our modern economy, join us! About the Team: Payroll is...Minimum wageFull timeWork at officeLocal areaRemote workFlexible hours2 days per week3 days per week$184k - $259.44k
...highly skilled and motivated Software Engineer, Frontier AI Infrastructure to join our dynamic Public Sector Engineering team. As a part... ...critical contracts and to debug platform issues. You will also work... ...features before they break, moving us from "infra-only debugging"...Full timeWork at office3 days per weekEarly shift$153.6k - $207.8k
...Cloud Architect (PCA) is a key member of the US ProServe team, responsible for driving... ...comprehensive and broadly adopted cloud platform. We pioneered cloud computing and never stopped... ...enterprise IT projects- Experience with software development life cycle (sdlc) and agile/...Flexible hours$216.2k - $270.25k
...including: generative AI, defense applications, and... ...for both public and private evaluations... ...AI Data Engine powers the world’s... ...to our contributor platform, with direct impact... ...improvementsRequirements:5+ years of software engineering... ...role. This allows us to ensure a fair...Full time$184k - $259.44k
...highly skilled and motivated Software Engineer, ARC (Architecture,... ...Compute) to join our dynamic Public Sector Engineering team. As a part... ...solutions.Contribute to the platform roadmap and product strategy... ...the same role. This allows us to ensure a fair and thorough...Full timeWork at office3 days per week$179.4k - $224.25k
...including: generative AI, defense applications, and... ...and offerings for both public and private evaluations... ...EngineOur Generative AI Data Engine powers the world’s most... ...:3+ years of relevant software engineering... ...same role. This allows us to ensure a fair and thorough...Full time- ...the world’s largest prediction market platform. We enable individuals to express views... ...is looking for a pragmatic full-stack engineer to join our US Exchange team. You'll build the... ...Looking For3-7 years of professional software development experienceStrong full-stack...
$220k
...easy calling. Read on if you’re a hacker-minded engineer who ships weekly, owns problems end-to-end, and... ...performs best in uncharted waters. Humanity needs a defense layer against increasingly intelligent machines around us. Without it, the systems and devices we rely on...Full timeShift work$10,000 per month
...Palantir builds the world’s leading software for data-driven decisions and... ...the people who need it, our platforms empower our partners to... ...Forward Deployed Software Engineers (FDSEs) work directly with customers... ...Willingness to undergo a US government background investigation...Full timeWork experience placementInternshipWork at officeRemote workWork from home$135k - $145k
...the world’s leading software for data-driven decisions... ...who need it, our platforms empower our partners... ...The Role Software Engineers at Palantir build software... ...across the public and private sectors. You'll create features... ...you know when you join us; what matters is that...Full timeWork experience placementWork at officeRemote workWork from homeRelocation package$135k - $200k
...Palantir builds the world’s leading software for data-driven decisions and... ...the people who need it, our platforms empower our partners to... ...Forward Deployed Software Engineers (FDSEs) understand our customers... ...What We Value Active US Security clearance, or eligibility...Full timeWork experience placementWork at officeRemote workWork from homeRelocation package$231.4k - $331.8k
...Isovalent builds open-source software and enterprise solutions... ...backgrounds to apply and join us in our mission to deliver exceptional... ...diverse environments. As a Principal Engineer, you will be at the... ...the systems that power our platform. Your impact will span designing...Full timeTemporary workLocal areaFlexible hours$10,000 per month
...builds the world’s leading software for data-driven... ...people who need it, our platforms empower our partners to... ...The Role Software Engineers at Palantir build software... ...the world use data. As a Defense Tech Software Engineer... ...you know when you join us, but it does matter...Work experience placementInternshipWork at officeRemote workWork from home$268.6k - $395k
...pillar of the company's growth. Our Ads platform serves two core customer groups,... ...for the next decade.About the RoleAs a Principal Engineer on Ads, you will serve as the technical... ...looking for team members who can help us go from a company that is known as the...Hourly payTemporary workWork at officeLocal areaRemote workFlexible hours$184.3k - $247.1k
Job Posting Title:Principal Software EngineerReq ID:10144164Job Description... ...is a global organization of engineers, product developers, designers... ...building the products and platforms that will power our media, advertising... ...problems.Job Summary:Join us at Metadata Engineering, a...Full timeWork experience placement$227k - $303k
...CoreWeave delivers a platform of technology,... ...CoreWeave became a publicly traded company (Nasdaq... ...that enable every engineer at CoreWeave to build and ship software faster, more safely... ...the RoleThis is a principal-level software engineering... ...below reflect our US-based offerings for...Permanent employmentFull timeTemporary workCasual workWork at officeRemote workFlexible hours$50 per hour
Principal Software EngineerThe global capital markets are among the largest... ...terms.As a Principal Software Engineer, Full Stack at Noetica, you'... ...technical direction of our platform and decide our velocity of... ...0,000 USD. For any eligible US locations, unless otherwise...Full timeWork at officeLocal areaFlexible hours2 days per week3 days per week$216k - $270k
...breakthroughs in generative AI, defense, and autonomous... ...Scale Generative AI Platform (SGP), focused on... ...both commercial and public sector customers, and we’re... ...like.About the RoleAs a Software Engineer on Agent Oversight,... ...same role. This allows us to ensure a fair and...Full time$272k - $431.25k
...dedicated people working for us! The Cloud Engineering & Services team is building... ...integrations.We are looking for a Principal Software Engineer, Agent Policy Fabric (APF) Core Platform, to join our Cloud... ...Infrastructure engineers on public runtime interfaces for projection...Full timeContract workRemote work- ...training pipelines, plus top AI researchers who specialize in software engineering, logical reasoning, STEM, multilinguality, multimodality, and... ...and fit) ~ Location : Candidates must be based out of US, Canada or WEU countries (UK, Netherlands, Italy, Germany, …)...For contractorsRemote workFlexible hours
$180k - $250k
...building the future of AI‑driven defense – helping companies detect... ...founding team includes software engineers, AI researchers, security engineers... ...passionate builders to join us and support our expanding... ...streaming data from cloud platforms, identity providers, network...$180k - $250k
...Type On-site Department Engineering Artemis is building the future of AI-driven defense - helping companies... ...exceptionally strong team includes software engineers, AI... ...passionate builders to join us and support our... ...streaming data from cloud platforms, identity providers, network...Full time$200k - $220k
...intelligence solutions that help public and private sector agencies investigate and disrupt crime. TRM's platforms enable investigators to trace... ...group of data scientists, engineers, and product managers to... ...Team members are based in the US across almost all timezones!...Remote workWorldwideShift work$210k - $220k
...of Americans, we’re their last line of defense against insurance companies, large corporations... ...We’re looking for a Senior Full-Stack Software Engineer who is passionate about building high-... ...+ Expo (Mobile Experience) Why Join Us Be part of a fast-growing software engineering...Full timeH1bWork at officeLocal areaRelocation package
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Principal Software Engineer - Platform - US Defense / Public Sector. Be the first to apply!
- principal software engineer New York, NY
- data platform engineer New York, NY
- platform engineer New York, NY
- platform engineering manager New York, NY
- client platform engineer New York, NY
- senior platform engineer New York, NY
- platform developer New York, NY
- principal New York, NY
- principal data scientist New York, NY
- senior principal cloud computing engineer New York, NY


