senior backend python developer jobs in Los Angeles

1,000 senior backend python developer job listings in United States. Find daily updated positions from leading job boards.


  • Los Angeles, California, United States Lodestar Full-time $99,000 - $133,000 Contract

    About Lodestar Lodestar's mission is to develop the first "Protect and Defend" capability for high-value space assets in orbit. Our flagship product MITHRIL is the critical hardware & software necessary to augment any off-the-shelf spacecraft with the ability to autonomously detect, characterise, and reversibly neutralise orbital threats. By building on...

  • Test Technician IV

    6 hours ago


    Los Angeles, California, United States Antares Full-time $48 - $59 Contract

    About UsAt Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we’re building mass-producible,...


  • Los Angeles, California, United States Revel Full-time

    About RevelAt Revel, we are revolutionizing the way the world’s most critical hardware is controlled—across aerospace, automotive, energy, and manufacturing sectors. Our next-generation software stack combines an intuitive command/control interface, a specialized programming language tailored for hardware control, and a high-performance runtime...


  • Los Angeles, California, United States Northwood Space Full-time $120,000 - $222,000 Contract

    About Northwood:Northwood is a modern space infrastructure company bringing the benefits of space to the masses through advanced communications technology. We are building a global network of phased array ground stations that enable real-time, reliable communication for satellite missions such as national security, global connectivity, and disaster response....


  • Los Angeles, California, United States Nominal Full-time

    About NominalNominal is building the connected test and operations platform powering the world's most advanced hardware systems, from spacecraft and autonomous vehicles to next-generation defense programs. Our platform gives hardware engineering teams a single place to ingest data, analyze performance, automate test execution, and collaborate across every...


  • Los Angeles, California, United States Exponent Full-time $140,000 Contract

    About Exponent Exponent is the only premium engineering and scientific consulting firm with the depth and breadth of expertise to solve our clients’ most profoundly unique, unprecedented, and urgent challenges.   Our vision is to engage multidisciplinary teams of science, engineering, and regulatory experts to empower clients with solutions...


  • Los Angeles, New York, United States West Monroe Full-time $96,600 - $113,600 Contract

    Are you ready to make an impact?West Monroe is seeking a Software Engineer to join the AI Assets Foundry Team, working with the internal Labs product team to develop proprietary software assets and AI capabilities that help our consultants sell and deliver more effectively and efficiently. This is an internal product engineering role focused on building...


  • Los Angeles, California, United States Freeform Full-time $30 Permanent

    PROCESS ENGINEERING INTERN (SUMMER 2027)  Freeform builds AI-native manufacturing systems that unify software, hardware, and physics to produce industrial-scale parts at the speed of human ideation. By treating manufacturing as a single integrated system, we unlock a new era of innovation where complex hardware is designed, built, and scaled without...


  • Los Angeles, California, United States Motorola Solutions Full-time $75,000 - $95,000 Contract

    Company OverviewAt Motorola Solutions, we believe that everything starts with our people. We’re a global close-knit community, united by the relentless pursuit to help keep people safer everywhere. We build and connect technologies to help protect people, property and places. Our solutions foster the collaboration that’s critical for safer communities,...


  • Los Angeles, CA, United States Robert Half Full-time

    Description Senior Software EngineerCompany OverviewA leading firm based in Los Angeles, California is seeking a Senior Software Engineer to join its technology organization. The firm manages a significant portfolio of institutional assets across credit, private investments, and other alternative strategies. Technology and AI are central to its ongoing...


  • Los Angeles, California, United States Antares Full-time $115,000 - $185,000 Contract

    About UsAt Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we’re building mass-producible,...


  • Los Angeles, California, United States ZipRecruiter Full-time $135,000 - $167,000 Contract

    We offer a hybrid work environment. Most US-based positions can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below.)Our Mission:  To actively connect people to their next great opportunity.  Who We Are:  ZipRecruiter is a leading online employment marketplace. Powered by AI-driven smart matching technology, the...

  • Software Engineer Sr

    7 hours ago


    Los Angeles, California, United States J. Paul Getty Trust, The Full-time

    Getty is committed to creating a welcoming workplace that reflects the various backgrounds of the communities we serve. We value differences in the pursuit of inquiry and knowledge, mutual understanding, respect, trust, transparency, and cooperation. All qualified applicants will receive consideration for employment without regard to age, ancestry,...


  • Los Angeles, California, United States Royal Bank of Canada Full-time $234,000 Contract

    Job DescriptionALM Manager, Royal Bank of Canada US, Los Angeles, CA: Responsible to lead production of all Interest Rate Risk in the Banking Book (IRRBB) metrics such as NII (Net Interest Income), economic value of equity (EVE), and KRD (Key rate duration) for major CUSO (Combined US Operations) entities. Lead development, support, maintenance, and...

  • Associate Buyer

    3 days ago


    Los Angeles, CA, Los Angeles County, CA; California, United States Shein Full-time

    Associate Buyer Los Angeles SHEIN is a global online fashion and lifestyle retailer, offering SHEIN branded apparel and products from a global network of vendors, all at affordable prices. Headquartered in Singapore, with more than 15,000 employees operating from offices around the world, SHEIN is committed to making the beauty of fashion accessible to...


  • Los Angeles, California, United States Industrious Ventures Full-time

    OverviewFirst Resonance builds the ION Factory OS — the operating system powering next-generation manufacturing for companies building rockets, satellites, eVTOLs, clean energy systems, robotics, and autonomous vehicles. We've invested heavily in forward-deployed engineers at the customer edge. Now we're strengthening the hub.We're hiring a Staff Software...


  • Los Angeles, California, United States Antares Full-time $34 Permanent

    About UsAt Antares, our long-term mission is to make clean energy abundant from Earth to the Asteroid Belt. We’re fueled by the belief that advanced nuclear energy can strengthen our military, solve the climate crisis, elevate global living standards, and expand humanity's presence in outer space. To achieve our mission, we’re building mass-producible,...

  • Optical Engineer

    4 hours ago


    Los Angeles, California, United States K2 Space Full-time $110,000 - $200,000 Contract

    K2 is building the largest and highest-power satellites ever flown, unlocking performance levels previously out of reach across every orbit. Backed by over $1 billion in total funding from leading investors including Altimeter Capital, ICONIQ, Kleiner Perkins, Lightspeed Venture Partners, Redpoint Ventures, and T. Rowe Price — and with over $1 billion in...

  • Software Engineer

    4 days ago


    Los Angeles, California, United States J. Paul Getty Trust Full-time

    Getty Digital is seeking a software developer to join the Research Applications Development team. The role involves building and supporting public-facing features, working with Vue.js on the frontend and Python/Flask on the backend, and collaborating across design, UX research, and engineering teams.You will contribute to design systems, improve search, work...


  • Los Angeles, California, United States Parallel Systems Full-time $150,000 - $190,000 Contract

    Parallel Systems is pioneering autonomous battery-electric rail vehicles designed to transform freight transportation by shifting portions of the $900 billion U.S. trucking industry onto rail. Our innovative technology offers cleaner, safer, and more efficient logistics solutions. Join our dynamic team and help shape a smarter, greener future for global...