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Associate Lead Software Engineer Jobs in California

They are seeking experienced Lead Software Engineers to design, implement, and test innovative software solutions that enhance real-time data communications and networking capabilities.

STR is hiring experienced Lead Software Engineers to join their multidisciplinary cyber/networking team committed to developing cutting-edge technologies that significantly impact national security.

Systemstechnologyresearch is hiring experienced Lead Software Engineers to join their multidisciplinary cyber/networking team committed to developing cutting-edge technologies that impact national ...

A Lead Software Engineer at SirenOpt is a technical and cultural leader with deep expertise across multiple systems. You will make strategic decisions about major components, serve as a subject ...

Lead Software Engineer

San Diego, CA · On-site

$157K - $224K/yr

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact ...

Our client is currently seeking a Lead Software Engineer This role requires a strong combination of software engineering, AWS data platform development , Integration architecture , DevOps automation ...

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact ...

Lead Software Engineer

San Diego, CA · On-site

$157K - $224K/yr

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact ...

Lead Software Engineer

San Diego, CA · On-site

$157K - $224K/yr

STR is hiring experienced Lead Software Engineers to join our multidisciplinary cyber/networking team committed to developing cutting-edge technologies that have an immediate and significant impact ...

Showing results 21-40

Associate Lead Software Engineer information

What are the most commonly searched types of Lead Software Engineer jobs in California?

The most popular types of Lead Software Engineer jobs in California are:

What cities in California are hiring for Associate Lead Software Engineer jobs?

Cities in California with the most Associate Lead Software Engineer job openings:

Infographic showing various Associate Lead Software Engineer job openings in California as of August 2026, with employment types broken down into 82% Full Time, 14% Part Time, and 4% Contract. Highlights an 89% Physical, 3% Hybrid, and 8% Remote job distribution.

Lead Software Engineer

San Diego, CA • On-site

Full-time

Re-posted 18 days ago


Job description

Job Summary:
STR is a technology company focused on advanced research and development for defense and national security. They are seeking experienced Lead Software Engineers to design, implement, and test innovative software solutions that enhance real-time data communications and networking capabilities.
Responsibilities:
• Collaborate closely with a small, dedicated research team to develop innovative solutions to complex problems
• Take ownership of significant features or components of projects and deliver them with minimal supervision
• Lead technical discussions, guide architectural decisions, and mentor junior engineers
• Develop and test novel software solutions spanning research, development, and deployed production systems
• Analyze and improve existing designs and processes to optimize performance
• Deliver high-quality software in a rapid-paced, research-focused team environment
• Develop operational prototypes for experimentation and performance analysis
• Create customer-facing operational systems, ensuring they meet high reliability and usability standards
Qualifications:
Required:
• Ability to obtain a Top Secret (TS) security clearance, for which U.S. citizenship is required by the U.S. Government
• 7+ years of experience in relevant software engineering roles
• Proficient in Python, C, C++, or similar interpreted or low-level programming languages
• Experienced with designing and implementing open architectures and rapid prototyping methodologies
• Strong working knowledge of software testing, evaluation best practices, and industry-standard development lifecycles
• Significant hands-on experience developing software with GNU/Linux toolchains using open-source software
• Deep understanding of networking principles, including the 5-layer OSI networking stack
• Strong team player with excellent communication skills, both verbal and written
• Bachelor's (or higher) degree in Computer Science, Electrical & Computer Engineering, Applied Mathematics, or a related field, with at least 7 years of relevant experience or equivalent expertise gained through prior roles
Preferred:
• Active Top Secret (TS) Security Clearance
• Advanced experience in Python, MATLAB, and/or other high-level programming languages
• Proven ability to build, deploy, and maintain production-ready software systems
• Experience writing software in a multi-party, large-scale codebase
• Demonstrated success managing technical challenges in experimental/laboratory environments, including performing quantitative analysis
• Familiarity with multi-threaded or multi-core real-time operating concepts
• Knowledge of high-level software architecture design and scalability principles
• Demonstrated leadership abilities, including mentoring junior staff and contributing to team efficiency
Company:
STR is built on people & technology platforms tackling tough problems in cybersecurity, distributed sensing & artificial. Founded in 2010, the company is headquartered in Woburn, USA, with a team of 501-1000 employees. The company is currently Late Stage.