Senior Staff Software Engineer Jobs in USA

About InsteadInstead is where tax work gets done. Our AI agent orchestrates the entirety of how work gets done in tax from preparation and compliance to filing and advisory. Its a fundamentally new way of doing tax work and its why top 500 firms Big Four teams and enterprise corporate tax department...

Job Title: Specialist Software EngineerJob Code: 42997Job Location: Carlsbad CAJob Schedule: 9/80 employees work 9 out of 14 days- totaling 80 hours worked- and have every other Friday offJob Description:The selected candidate will develop software for advanced tactical radio applications using comp...

DescriptionAbout Terabase EnergyTerabase Energy builds the automation and robotics systems that are transforming how utility-scale solar power plants are built. Our platforms combine robotics controls and software to increase construction speed quality and safety across the solar EPC lifecycle. As p...

Join the ECI Groups Professional Technical Services Network as a contract IT Software Engineer. This is a Houston based contract role with an anticipated 4-month duration with an estimated start date of Sept 14 2026.Note: You must be a US Citizen or Permanent US Resident to qualify for this position...

DescriptionCitizens Financial Group Inc. (CFG) seeks a Principal Software Engineer for its Johnston Rhode Island location.Responsibilities:Researches analyses designs develops and delivers IT architecture solutions.Oversees integrated systems analysis and recommends appropriate hardware and software...

About FluidstackWe exist to make humanity more free. For most of human history you farmed or you starved. Technology gave people more time for the things they wanted to do instead of things they had to do. Powerful AI will be the biggest lever for human choice weve ever built - but only if models ar...

DescriptionJob Title:Principal Embedded Software EngineerThe Elevator PitchAre you looking for a role that has meaning and purpose on a team that is crafting the future of security Evolvs R&D team is looking for an experienced and innovative principal software engineer to provide technical leadershi...

About the TeamThe Safety Systems org is responsible for various safety work to ensure our best models can be safely deployed to the real world to benefit the society and is at the forefront of OpenAIs mission to build and deploy safe AGI driving our commitment to AI safety and fostering a culture of...

EXSIFAs a part of the global industrial organization Marmon Holdingswhich is backed by Berkshire Hathawayyoull be doing things that matter leading at every level and winning a better way. Were committed to making a positive impact on the world providing you with diverse learning and working opportun...

About FluidstackWe exist to make humanity more free. For most of human history you farmed or you starved. Technology gave people more time for the things they wanted to do instead of things they had to do. Powerful AI will be the biggest lever for human choice weve ever built - but only if models ar...

About FluidstackWe exist to make humanity more free. For most of human history you farmed or you starved. Technology gave people more time for the things they wanted to do instead of things they had to do. Powerful AI will be the biggest lever for human choice weve ever built - but only if models ar...

Nelnet is a diversified and innovative company committed to enriching lives through the power of service as a student loan servicer professional services company consumer loan originator and servicer payments processor renewable energy solutions and K-12 and higher education expert. For over 40 year...

DescriptionThis role combines ethical hacking vulnerability research and clean-room reverse-engineering practices to understand how systems work identify security weaknesses and help engineering teams remediate them responsibly along with future proofing.This role works closely with product infrastr...

DescriptionJob Title:Platform SW Engineer IIIThe Elevator PitchAre you looking for a role that has meaning and purpose on a team that is crafting the future of security Evolvs R&D team is looking for an experienced and innovativePlatformSoftwareEngineerto provide technical leadership improve softwar...

Join Workiva as a Senior Software Engineer and explore a world of innovation where youll leverage a diverse and cutting-edge tech stack in an AI enabled organization. From Java Kotlin and Go on the backend to TypeScript React and Dart on the frontend our technology ecosystem is rich and varied. We p...

Katalyst Description:Katalyst is an American technology companyfocused on dynamic space operations.We are building a fleet ofdual-use multipurposerobotic space vehiclestocreate thefuture where maneuvering upgrading refuelingresupplyand exploration are as routine as they are on Earth. Getting to spac...

Collectors is the leading creator of innovative technology that provides value-added services for collectors worldwide. We grade authenticate vault and sell millions of record-setting collectibles all while modernizing and digitalizing the process to further our mission of helping collectors pursue...

Zoox is looking for an embedded software engineer to join our Firmware Drive Systems team. Drive Systems owns the critical path from autonomous trajectory to vehicle motion taking a trajectory from our AI stack and translating it into drive control actuator commands (motor torques brake torques stee...

C3 AI (NYSE: AI) is the Enterprise AI application software company. C3 AI delivers a family of fully integrated products including the C3 Agentic AI Platform an end-to-end platform for developing deploying and operating enterprise AI applications C3 AI applications a portfolio of industry-specific S...

Katalyst Description:Katalyst is an American technology companyfocused on dynamic space operations.We are building a fleet ofdual-use multipurposerobotic space vehiclestocreate thefuture where maneuvering upgrading refuelingresupplyand exploration are as routine as they are on Earth. Getting to spac...