Senior Software Engineer React jobs in Brea

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century's most innovative companies to the defense industry, Anduril is changing how mi

Senior/Principal Flight Software Engineer We’re working with a fast‑growing space start‑up developing next‑generation spacecraft and mission‑critical systems. They’re looking for a Senior/Principal Flight Software Engineer to build and maintain the software that runs their vehicles in orbit. This is

At Relativity Space, we’re building rockets to serve today’s needs and tomorrow’s breakthroughs. Our Terran R vehicle will deliver customer payloads to orbit, meeting the growing demand for launch capacity. But that’s just the start. Achieving commercial success with Terran R will unlock new opportu

Job Number: R0237921 Software Systems Engineer The Opportunity: Are you looking for an opportunity to apply your technical leadership and software engineering expertise to shape the future of national security SATCOM? Do you understand complex mission environments, evolving requirements, and how sof

Maxta is seeking a Full-Stack Software Engineer to support the development of real product systems. This role is suited for someone with solid hands-on project experience, strong execution ability, and the capacity to turn clear product direction into working software. The ideal candidate is comfort

Job Number: R0237921 Software Systems Engineer The Opportunity: Are you looking for an opportunity to apply your technical leadership and software engineering expertise to shape the future of national security SATCOM? Do you understand complex mission environments, evolving requirements, and how sof

Our mission at Skyryse is nothing less than a new era in flight, where fatalities are nearly zero, piloting any aircraft is simple and safe, and the sky is accessible to all. SkyOS, our industry-first universal operating system for flight, provides any airplane or helicopter with a fly-by-wire fligh

About Thrive Market Thrive Market was founded in 2014 with a mission to make healthy and sustainable living easy and affordable for everyone. As an online, membership-based market, we deliver the highest quality healthy, and sustainable products at member-only prices, while matching every paid membe

L3Harris Technologies

€86,000 - €160,000 /year

Requirements Must have: - Bachelors or Masters degree in Computer Science, Engineering, Mathematics, or a related field - Minimum of 2 years of relevant experience for Bachelors degree holders, or 0 to 2 years for Masters degree holders - Alternatively, a minimum of 6 years of experience in lieu of

Anduril Industries is a defense technology company with a mission to transform U.S. and allied military capabilities with advanced technology. By bringing the expertise, technology, and business model of the 21st century’s most innovative companies to the defense industry, Anduril is changing how mi

Zachary Piper Solutions is seeking a Top Secret cleared Software Test Engineer focused on Agile software development methods to provide technical support to a program within USSF, Command and Control Systems. This is an onsite role in El Segundo, CA. Responsibilities for Software Test Engineer : Doc

"All candidates must be directly contracted by ASK Consulting on their payroll and cannot be subcontracted. We are unable to provide sponsorship at this moment". Job Title: Principal Embedded Engineer /Software Engineer III Location: Lake Forest, CA,92630 Contract Length: 6-9 months Pay Rate : $50/h

Software Engineering Intern (Summer 2026) – Glimpse The Mission Glimpse is building the communication tool for teams that care about focus. We believe most workplace chat apps have optimized for speed at the cost of clarity — and we're changing that. As an intern, you'll work directly on the product

Job ID: 2611808 Location: Redondo Beach, CA, US Date Posted: 2026-04-22 Category: Engineering and Sciences Subcategory: Systems Engineer Schedule: Full-Time Shift: Day Job Travel: Yes - 10% of the time Minimum Clearance Required: TS.SCI_wPoly Clearance Level Must Be Able to Obtain: None Potential fo

Hadrian - Manufacturing the Future Hadrian is building autonomous factories that help aerospace and defense companies manufacture rockets, satellites, jets, and ships up to 10x faster and up to 2x cheaper. By combining advanced software, robotics, and full-stack manufacturing, we are reinventing how

About Us Join our AMETEK IntelliPower team, where we design and deliver high-performance, ruggedized uninterruptible power systems (UPS) and frequency/voltage conversion solutions to safeguard mission-critical operations. Be a part of a team that ensures the reliability and protection of essential s

SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SOFTWARE ENGINEER,

Hadrian Automation

$16,000 - $22,792 /year

Hadrian - Manufacturing the Future Hadrian is building autonomous factories that help aerospace and defense companies manufacture rockets, satellites, jets, and ships up to 10x faster and up to 2x cheaper. By combining advanced software, robotics, and full-stack manufacturing, we are reinventing how

Job Title: Staff Software Engineer, Full Stack Job Type: Full-Time About Us: From telescopes to software architecture, Observable Space provides the foundational elements every organization needs to operate in space. Observable Space is unlocking continuous, real-time observations of space with the

Who We Are 2K is headquartered in Novato, California and is a wholly owned label of Take-Two Interactive Software, Inc. (NASDAQ: TTWO). Founded in 2005, 2K Games is a global video game company, publishing titles developed by some of the most influential game development studios in the world. Our stu