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.
- ...algorithm to silicon. Our platform accelerates deployment of DSP... ...automotive, aerospace, defense, and semiconductor partners... ...looking for an experienced software engineer to help us build a new generation of transpilation... ...off, plus sick leave and public holidays. ~ Flexible...SuggestedFull timeRemote workRelocation packageFlexible hours
$170k - $277k
...invite you to join us!We believe... ...leading cybersecurity platform that provides comprehensive... ..., analytics engine, and user interface... ...a Senior Principal Backend Engineer in... ...years of professional software engineering experience... ...understanding of public cloud design considerations...SuggestedFull timeWork at office$147k - $237.5k
...we invite you to join us!We believe collaboration... ...-leading cybersecurity platform that provides comprehensive... ...pipeline, analytics engine, and user interface. We... ...are seeking a Principal Backend Engineer to join... ...years of professional software engineering experience,...SuggestedFull timeWork at office$150k - $210k
...commercial trucking and the public sector. The company delivers... ...self-driving software to develop, test and deploy... ...U.S. Department of Defense. We are looking for an Embedded Software Engineer with a background in embedded... ...software for embedded platforms (x86, ARM) in C/C++...SuggestedTemporary workWork at officeVisa sponsorshipFlexible hours$160k - $225k
...from targets to another layer of defense. Fable is the human risk platform that directly shapes employee behavior... ...future of security. Why Join Us Build and scale the... ...defining product Work closely with engineering, data science, and product teams...SuggestedFull timeWork experience placementRelocation packageFlexible hours$97.3k - $176.9k
...people need it, safely and reliably. There's no room for error. Join us and start doing your life's best work.(sm)Join Optum Digital’s Data Insights team as a Principal Software Engineer, Data Platform, where you will design and develop the platform and infrastructure...Work experience placementLocal areaRemote work$160.2k - $425k
...GitHub is the world's leading platform for agentic software development - powered by Copilot to... ...Overview We are looking for a Principal Software Engineer to define and build the foundational... ...work on their own terms. Join us, and let's change the world, together...Ongoing contractRemote work- ...Full Stack Engineer The defense market is surging, but the data that drives it hasn’t kept up. Companies... ...security veterans. We believe that public sector mission sets matter above anything... ...same way, we’d love for you to join us. The Role You'll be building...Work at officeRemote workWork from homeFlexible hoursNight shiftWeekend work
$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$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$216k - $311k
The Public Sector software engineers (SWEs) create the core product building blocks forward-deployed teams... ...infrastructure and model serving.Drive the platform roadmap by providing technical... ...candidates for the same role. This allows us to ensure a fair and thorough...Full time$136.3k - $273.9k
...powerful for millions of users every day. As a Software Developer - Android, you won’t just build... ...to improve scalability and cross-platform reuse. Define and own the entire lifecycle... ...for calling and texting. Dogfooding helps us experience what customers do, to spot issues...Temporary workWorldwide$136.3k - $273.9k
...experiment.What You'll DoAs a Software Developer on iOS, you'll own... ..., and guardrails the rest of engineering relies on. We hire across multiple... ...Evaluate and adopt new Apple platform capabilities (OS releases,... ...texting. Dogfooding helps us experience what customers do,...Temporary workImmediate startShift work$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- ~ Senior Software Engineer (Rust) at Symbolica – San Francisco, US Senior Software Engineer (Rust) at Symbolica – San Francisco, US About Us Symbolica is an AI research lab pioneering the application of category theory to enable logical reasoning in machines....Work at officeShift work
- ..., networking, and platform infrastructure, enabling... ...the last line of defense for the success of... ...product teams. Engineers on this team own... ...experience in software or infrastructure... ...Fair Chance Act, for US-based candidates.... ...confidential, and non-public information. In...Full time
- ...AI presents: mass-manufactured social engineering. Countless scams, deepfakes, and other... ...building the AI-native social engineering defense platform. This means we're designing scalable... ...✈️ Quarterly team offsites About us Doppel is the first platform built to...Full timeWork at officeFlexible hours
$136.3k - $273.9k
...millions of users every day. As a Software Developer - Android , you won’t just build... ...to improve scalability and cross-platform reuse. Define and own the entire lifecycle... ...for calling and texting. Dogfooding helps us experience what customers do, to spot issues...Full timeTemporary workWorldwide- ...vector overwhelms existing defenses. When ransomware ran... ...Detection and Response platform to catch and remove... ...customers consistently tell us that Petra is the best... ...be our first frontend engineer. You'll own the... ...how people actually use software and you excel at putting...Full timeWork at officeRelocation package
$177k - $245k
...solution into a comprehensive AI developer platform for organizations focused on building... ...practitioners and our business. As a Senior Software Engineer, you will lead initiatives in pricing,... ...environment will flourish with us. We are an equal opportunity employer and...Remote jobFull timeTemporary workWork at officeHome officeFlexible hours$276k - $414k
...other digital services.Snap Engineering teams build fun and technically... ....We’re looking for a Principal Software Engineer to join the Business... ...experiences and creator ads platform at Snap.Lead the vision and... ...please don’t be shy and provide us some information.Default Together...Full timeTemporary workLive inWork at officeLocal area- DescriptionAbout the RoleAs a Principal Software Engineer at Innovaccer, you will be one of our most senior... ...hardest, highest-impact parts of our platform — backend services, data pipelines,... ...agencies for securing employment with us. We do not guarantee job spots or engage...Full timeTemporary workLocal areaImmediate start
$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$215k - $252k
...About 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... ...in our modern economy, join us!About the Team:Payroll is the beating...Minimum wageFull timeWork at officeLocal areaRemote workFlexible hours2 days per week3 days per week$206.4k - $276.7k
...global organization of engineers, product developers,... ...building the products and platforms that will power our... ...video algorithms and software workflows for the purposes... ....As a domain focused Principal Engineer, you are... ...Bangalore, throughout the US and in Beijing and...$170k - $277k
...and the brightest, we invite you to join us!We believe collaboration thrives in... ...outcomes.Job SummaryThe TeamEngineering - Our engineering team is at the core of our products and... ...for directions.Job SummaryAs a Sr. Principal Software Engineer in the Engineering team, you...Full timeWork at office$190.2k - $360.5k
...RoleWe are seeking a highly motivated Principal Software Engineer to join the new Project Graph team at... ...focused features of the Project Graph platform.What You'll DoTechnical Ownership: Design... ...we serve, and how you can help us advance our mission of empowering everyone...Full timeTemporary workLocal areaWorldwide$202.1k - $299.63k
...Intelligent Agreement Management platform, companies can create,... ...AI team is seeking a Principal Software Engineer (Search AI) to act as a seasoned... ...building scalable services in public cloud environments (Azure,... ...and work. You can count on us to listen, be honest, and...Contract workWork at officeLocal areaRemote work2 days per week$260k - $275k
...SENIOR PRINCIPAL SOFTWARE ENGINEER Saviynt is an identity platform built to power and protect the world at work. With the rise... ...’s AI Security team and enable us to build out AI security for the... ...cyber risk but cannot afford defensive measures to slow down progress,...$184k - $259.44k
...highly skilled and motivated Software Engineer, Frontier AI Infrastructure to join our dynamic Public Sector Engineering team. As a part of... ...contracts and to debug platform issues. You will also work upstream... ...before they break, moving us from "infra-only debugging" to...Full timeWork at office3 days per weekEarly shift
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