Lead Software Engineer Java React jobs in Yorba Linda

About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We're designing, building, and testing next generation

Castelion

Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We’re designing, building, and testing next generation long-range stri

About the job Lead Flight Software Engineer About Castelion Castelion is bringing a new approach to defense development and production: one that focuses on short, iterative design cycles, rapid testing in development, and modern commercial manufacturing strategies for production at scale. We're desi

A leader in online legal services is seeking a Staff AI Engineer for a hybrid position based in Los Angeles. The successful candidate will design and build AI services, collaborating with product and engineering teams to integrate intelligent capabilities. Offering a competitive salary range of $140

A leading health diagnostics company is seeking a Software Engineer III to develop scalable web applications. In this role, you will bridge back-end logic and front-end user experience using modern tech stacks like Java and ReactJS. You'll be responsible for end-to-end software development, system a

A leading aerospace company is looking for a hybrid intern in Santa Isabel, Puerto Rico. The role includes designing and developing web applications using Python and JavaScript, while gaining exposure to Agile processes. Candidates should be pursuing a Bachelor's degree and must be U.S. citizens. Th

A leading distributor company is seeking a skilled software engineer to develop high-quality applications in a hybrid environment. You will work with modern technologies like React, Java, and Python, optimizing applications for performance and reliability. The ideal candidate has 5+ years of experie

Anduril Industries

A defense technology company is seeking a Full Stack Software Engineer in Irvine, CA. The ideal candidate will develop full-stack solutions for innovative defense systems, focusing on user-facing issues and system integration. Applicants should have 2+ years of React and Go experience, alongside a s

Base pay range $180,000.00/yr - $200,000.00/yr Overview We are seeking a hands-on Lead E-Commerce Developer to set technical direction and guide a team of engineers. This role blends deep technical expertise with strong leadership and mentorship — ideal for someone who thrives in code, sets high sta

Job Summary Seeking a Full Stack technical lead (hands‑on) with 12+ years of experience in Java, Spring Boot, Angular. Microservices, AWS and AI skills to design, develop and maintain scalable cloud‑native backend services and APIs. Job Description Design and develop robust backend services using Ja

A defense development company is seeking a Lead Flight Software Engineer to drive architecture and technical leadership in embedded software development. The ideal candidate has over 7 years of experience in real-time systems and is proficient in C++ or Rust. Responsibilities include defining system

Hang

A tech company specializing in brand loyalty is seeking an experienced front-end developer with a strong background in React and NextJS. As part of the engineering team, you will play a key role in developing applications that optimize user experience. The ideal candidate has over 5 years of experie

An educational institution in Kansas seeks a Senior Software Developer to lead the development of software solutions enhancing educational experiences. The successful candidate will collaborate with teams, drive improvements, and mentor junior developers. Required skills include strong Ruby and Java

A leading aerospace company in Long Beach, CA is seeking a Lead Engineer for their vehicle configuration system. You will architect and manage critical data streams that define flight hardware, ensuring all departments work from a validated configuration. Ideal candidates have over 6 years of softwa

Collins Aerospace

A leading aerospace company in Anaheim is seeking a Senior Principal Software Engineer to develop cutting-edge GNSS navigation systems. The ideal candidate must possess 10+ years of experience in software engineering, particularly in GNSS software development, alongside a strong proficiency in C/C++

Unsere Erfolgsformel Als zuverlässiger Partner machen wir die Beschaffung von technischem Bedarf für unsere Kund*innen so einfach und effizient wie möglich. Dafür arbeiten wir täglich mit Leidenschaft und Einfallsreichtum. Wir bieten ein hochwertiges Sortiment mit Millionen von technischen Produkten

An early-stage manufacturing startup in Los Angeles is seeking both a Lead Software Engineer and a Mid-Level Software Engineer. The Lead Engineer will have ownership of architecture and dev practices, while the Mid-Level Engineer will help in shipping mission-critical software using a tech stack tha

Senior Software Engineer – Internal AI Tools Lead Los Angeles, Washington DC, or Seattle | Hybrid A high-growth defense and space technology organisation is hiring a Senior Software Engineer to lead the build-out of its Internal AI Tools function. This is not a typical product engineering role. You

A leading commercial software company in Los Angeles is looking for a Staff Software Engineer. This role involves architecting and optimizing full-stack applications using React.js and Node.js. The ideal candidate will have over 8 years of software engineering experience, strong mentoring abilities,

A leading defense technology company based in Irvine is seeking a Senior Robotics Software Engineer to develop software for the Sentry Tower systems. The role demands proficiency in C++ and full robotics system stacks, with responsibilities ranging from feature development to sensor integration. The