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Senior Application Software Engineer Jobs (NOW HIRING)

SpaceX

Sr. Application Software Engineer

Hawthorne, CA

$165K - $230K/yr

SR. APPLICATION SOFTWARE ENGINEER The application software team is the central nervous system of SpaceX - we create mission critical applications that are used throughout SpaceX to accelerate launch ...

SpaceX

Sr. Application Software Engineer

Hawthorne, CA · On-site

$165K - $230K/yr

Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SOFTWARE ENGINEER The application software team is ...

SpaceX

Sr. Application Software Engineer

Hawthorne, CA · On-site

$165K - $230K/yr

Today SpaceX is actively developing the technologies to make this possible, with the ultimate goal of enabling human life on Mars. SR. APPLICATION SOFTWARE ENGINEER The application software team is ...

SpaceX

Application Software Engineer

Bastrop, TX

APPLICATION SOFTWARE ENGINEER The application software team is the central nervous system of SpaceX - we create mission critical applications that are used throughout SpaceX to accelerate launch ...

SpaceX

Application Software Engineer

Redmond, WA · On-site +1

$145K - $175K/yr

APPLICATION SOFTWARE ENGINEER The application software team is the central nervous system of SpaceX - we create mission critical applications that are used throughout SpaceX to accelerate launch ...

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How much do senior application software engineer jobs pay per hour?

As of Jun 26, 2026, the average hourly pay for senior application software engineer in the United States is $70.86, according to ZipRecruiter salary data. Most workers in this role earn between $57.69 and $79.33 per hour, depending on experience, location, and employer.

Will AI replace coders by 2040?

As a Senior Application Software Engineer, it is unlikely that AI will fully replace human coders by 2040. AI tools can automate routine coding tasks and assist in development, but complex problem-solving, creativity, and understanding user needs remain human strengths. The role is expected to evolve, emphasizing skills in AI integration, system design, and oversight.

Can I make 200k a year as a software engineer?

Senior Application Software Engineers in high-demand industries or tech hubs can earn $200,000 or more annually, especially with extensive experience, specialized skills, and working for large companies or in managerial roles. Compensation varies based on location, company size, and technical expertise, with some earning bonuses and stock options that increase total compensation.

What is the difference between Senior Application Software Engineer vs Software Developer?

AspectSenior Application Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; experience varies, often less than 5 years
Work EnvironmentDesigning, developing, and maintaining complex applications; often involved in architecture decisionsWriting, testing, and debugging code; focused on specific features or modules
Industry UsageCommon in tech, finance, healthcare, and enterprise sectorsWidespread across all industries requiring software solutions

Senior Application Software Engineers typically have more experience and responsibilities, including system design and mentorship, compared to Software Developers who focus more on coding and implementation. Both roles require strong programming skills, but the senior role involves broader project oversight and strategic input.

What is L1, L2, L3, and L4 developer?

In the context of a Senior Application Software Engineer role, L1, L2, L3, and L4 typically refer to different levels of developer seniority or experience within an organization, with L1 being entry-level and L4 representing senior or lead roles. These levels often indicate increasing expertise, responsibility, and technical skills, and are used for career progression, compensation, and team structure. Understanding these levels helps in assessing job expectations and growth opportunities in software development careers.

What does a Senior Application Software Engineer do?

A Senior Application Software Engineer is responsible for designing, developing, and maintaining complex software applications. They often lead technical projects, mentor junior engineers, and collaborate with cross-functional teams to deliver high-quality solutions. Their role includes analyzing user needs, writing code, troubleshooting issues, and ensuring software scalability and security. Senior engineers are also involved in architectural decisions and may help define software development standards within their organization.

How does a Senior Application Software Engineer typically collaborate with cross-functional teams during the development lifecycle?

Senior Application Software Engineers frequently work alongside product managers, UX/UI designers, QA specialists, and other engineers to ensure software solutions meet business objectives and user needs. They often lead technical discussions, clarify requirements, and provide mentorship to junior developers. Effective communication and a proactive approach to problem-solving are crucial, as these engineers serve as a bridge between technical and non-technical stakeholders throughout the development, testing, and deployment phases.

What engineer makes $500,000 a year?

Senior Application Software Engineers with extensive experience, specialized skills, and working at large tech companies or in high-demand industries can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially in competitive markets or executive-level roles.

What are the key skills and qualifications needed to thrive as a Senior Application Software Engineer, and why are they important?

To thrive as a Senior Application Software Engineer, you need advanced proficiency in programming languages (such as Java, Python, or C#), software architecture, and a bachelor’s or master’s degree in computer science or a related field. Experience with development frameworks, cloud platforms, version control systems (like Git), and often certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are highly valued. Strong problem-solving ability, leadership, and effective communication set standout professionals apart in this role. These skills and qualities are crucial for designing robust software solutions, mentoring teams, and ensuring successful project delivery in complex technical environments.
What cities are hiring for Senior Application Software Engineer jobs? Cities with the most Senior Application Software Engineer job openings:
What are the most commonly searched types of Application Software Engineer jobs? The most popular types of Application Software Engineer jobs are:
Who are the top companies hiring for Senior Application Software Engineer jobs? The top employers for Senior Application Software Engineer jobs are:
What states have the most Senior Application Software Engineer jobs? States with the most job openings for Senior Application Software Engineer jobs include:
What are popular job titles related to Senior Application Software Engineer jobs? For Senior Application Software Engineer jobs, the most frequently searched job titles are:
Senior Application Software Engineer jobs near you
Infographic showing various Senior Application Software Engineer job openings in the United States as of June 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 89% Physical, 4% Hybrid, and 7% Remote job distribution, with an average salary of $147,391 per year, or $70.9 per hour.
Sr. Application Software Engineer

Sr. Application Software Engineer

SpaceX

Hawthorne, CA • On-site

Full-time

Posted 10 days ago

SpaceX rating

8.7

Company rating: 8.7 out of 10

Based on 144 frontline employees who took The Breakroom Quiz

14th of 60 rated aerospace companies

Job description

Job Summary:
SpaceX is a company focused on developing technologies for human exploration of Mars. They are seeking a Sr. Application Software Engineer to create mission-critical applications that enhance launch vehicle production and support the growth of Starlink as a global internet service. The role involves developing reliable software solutions, creating new applications, and collaborating on architecture and design with a team of engineers.
Responsibilities:
• Develop highly reliable software solutions that are used across SpaceX
• Create new applications that improve how SpaceX operates
• Build prototypes to prove out key design concepts and quantify technical constraints
• Own all aspects of software engineering and product development
• Deep dive into your users’ problems to find and create efficient solutions
• Bring your voice to the table in team collaborations on architecture, design, and code reviews
Qualifications:
Required:
• Bachelor's degree in computer science, engineering, math, or scientific discipline and 5+ years of professional experience in software development; OR 7+ years of professional experience building software in lieu of a degree
• 3+ years of professional experience in full stack development
• You may be asked to work extended hours/weekends dependent on launch cadence
Preferred:
• Programming experience in Python, C#.NET, Go, Scala, Java, or similar object-oriented language
• 1+ years of rigorous experience building single page web applications
• Experience with version control, continuous integration, and continuous delivery concepts
• Expertise in designing software systems
• Deep understanding of testing, continuous integration, build, deployment & monitoring
• Expertise in profiling and improving application performance
• Experience with build systems (Make, Bazel/Pants/Buck, Gradle) and package management tools (pip, npm)
• Experience with UNIX-like operating systems and tools like Terraform, Ansible, Puppet for managing them
• Experience working with in-stream data processing using Apache Kafka, RabbitMQ, ActiveMQ, or similar technologies
• Production experience with Docker and Kubernetes
• Front-end experience in Angular, React, or similar JavaScript framework
• Database experience with PostgreSQL, SQL Server, or similar database technologies
Company:
SpaceX develops and operates rockets, satellite networks, and AI infrastructure including launch, connectivity, and cloud services. Founded in 2002, the company is headquartered in Hawthorne, USA, with a team of 1001-5000 employees. The company is currently Late Stage.

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