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Security Software Developer Jobs (NOW HIRING)

Cmu

AI Security Software Engineer

Arlington, VA · On-site +1

  • Retirement

The CERT Division of the Software Engineering Institute (SEI) is seeking applicants for the role of AI Security Software Engineer. Established in response to the Morris worm, CERT has been a leader ...

SpaceX

Security Software Engineer (Starlink)

Hawthorne, CA · On-site

$150K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is ...

Eccalon LLC

Security Software Engineer

Hanover, MD

We are seeking a Security Software Engineer to build and harden software systems supporting DoD ... Collaborate with DevOps/SRE to enforce secure IaC, WAF rules, network controls, and runtime ...

SpaceX

Security Software Engineer (Starlink)

Hawthorne, CA · On-site

$150K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is ...

SpaceX

Security Software Engineer (Starlink)

Hawthorne, CA · On-site

$150K - $180K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

SECURITY SOFTWARE ENGINEER (STARLINK) At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is ...

Hp

Senior Security Software Developer (R&D)

Spring, TX

$130K - $205K/yr

  • Medical

  • Dental

  • Vision

  • Life

  • PTO

Senior Security Software Developer (R&D) Description - We are looking for a Senior Security Software Developer that applies subject matter knowledge to solve complex business issues and is regarded ...

Boeing

Security Software Engineer

Swansea, IL · On-site

$81K - $95K/yr

  • Medical

  • Life

  • Retirement

Security Software Engineer Company: Tapestry - G0G Tapestry Solutions, A Boeing Company, brings ... Collaborate with DevOps, engineering, and compliance teams to integrate security controls into CI ...

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Security Software Developer information

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$48K

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How much do security software developer jobs pay per year?

As of Aug 16, 2026, the average yearly pay for security software developer in the United States is $111,845.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $130,000.00 per year, depending on experience, location, and employer.

What is a security software developer?

Security Software Developers are professionals who design, develop, and implement software solutions specifically aimed at protecting computer systems and networks from cyber threats. They build security features, such as encryption, authentication, and intrusion detection, into applications and systems to ensure data confidentiality, integrity, and availability. Their work often involves identifying vulnerabilities, addressing security flaws, and staying updated on the latest cybersecurity threats and techniques. Security Software Developers collaborate with other IT teams to integrate robust security measures throughout the software development lifecycle.

What are the key skills and qualifications needed to thrive as a security software developer?

To thrive as a Security Software Developer, you need strong programming skills (such as C/C++, Python, or Java), a solid understanding of cybersecurity principles, and often a degree in computer science or related fields. Familiarity with security frameworks, penetration testing tools, secure coding standards, and certifications like CISSP or CEH are commonly required. Analytical thinking, problem-solving, and attention to detail are essential soft skills that help in identifying and mitigating vulnerabilities. These skills and qualities are crucial for building robust, secure software that protects organizations from evolving cyber threats.

What are some common challenges security software developers face when integrating security features into existing applications?

Security Software Developers often encounter challenges such as legacy code compatibility, balancing security enhancements with application performance, and ensuring new security features don't disrupt user experience. Collaborating closely with other developers and IT teams is essential to address these issues efficiently. Additionally, keeping up-to-date with evolving security threats and best practices is crucial, as solutions may need frequent updates or adjustments.

What is the difference between Security Software Developer vs Network Security Engineer?

AspectSecurity Software DeveloperNetwork Security Engineer
CredentialsBachelor's in Computer Science, cybersecurity certifications (e.g., CISSP, CEH)Bachelor's in Computer Science, cybersecurity certifications (e.g., CISSP, CEH)
Work EnvironmentDevelops security software, applications, and tools in software development teamsDesigns and implements network security measures, monitors network traffic
Industry UsageUsed across software companies, tech firms, and cybersecurity firmsCommon in IT departments, telecom, and enterprise organizations

Security Software Developers focus on creating security applications and tools, while Network Security Engineers primarily protect network infrastructure. Both roles require similar certifications and often collaborate to ensure comprehensive security solutions within organizations.

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Security Software Developer jobs near you
Infographic showing various Security Software Developer job openings in the United States as of August 2026, with employment types broken down into 85% Full Time, 12% Part Time, and 3% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $111,845 per year, or $53.8 per hour.

Security Software Engineer (Starlink)

SpaceX

Bastrop, TX • On-site

Other

Re-posted 4 hours ago

SpaceX rating

8.8

Company rating: 8.8 out of 10

Based on 147 frontline employees who took The Breakroom Quiz

14th of 72 rated aerospace companies

Job description

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.
SECURITY SOFTWARE ENGINEER (STARLINK)
At SpaceX we're leveraging our experience in building rockets and spacecraft to deploy Starlink, the world's most advanced broadband internet system. Starlink is the world's largest satellite constellation and is providing fast, reliable internet to millions of users worldwide. We design, build, test, and operate all parts of the system - thousands of satellites, consumer receivers that allow users to connect within minutes of unboxing, and the software that brings it all together. We've only begun to scratch the surface of Starlink's potential global impact and are looking for best-in-class engineers to help maximize Starlink's utility for communities and businesses around the globe.
As a Security Software Engineer you will influence the security of software across our product lines. We are looking for people with a track record of shipping reliable software and who have a broad understanding of the security design of today's Internet, including the cryptographic primitives involved. You see the big picture, prioritize accordingly, and are comfortable with working at different levels of abstraction. Ideally, you have notable skills in one or more of the following:
  • Software engineering
  • Applied cryptography
  • Network security
  • Operating system security
  • Secure/Authenticated boot
  • Incident response and adversary detection
  • Vulnerability research

Being flexible, communicating clearly, and establishing and maintaining productive working relationships with other engineering teams are paramount to success. If you are passionate about building quality products, love the challenges of outsmarting adversaries, and want to make an impact on an inter-planetary scale, then you will fit right in.
RESPONSIBILITIES:
  • Design and build security infrastructure for Starlink, including cryptographic services and other security-critical services
  • Develop security features for Starlink systems, including our router, dish, gateways, and satellites
  • Design security into factory processes and provide network services in support of this
  • Maintain existing production systems and improve security posture via both direct implementation and recommendations to other teams
  • Build prototypes and help identify, design, and test security improvements
  • Further our mission of providing secure and reliable Internet to underserved communities

BASIC QUALIFICATIONS:
  • Bachelor's degree in computer science or another STEM discipline; OR 2+ years of professional experience in security software development in lieu of a degree
  • Experience with one or more software development languages (i.e. Python, C++, Golang)
  • Experience designing and implementing security solutions for operating systems, distributed systems, or other enterprise/large-scale infrastructure

PREFERRED SKILLS AND EXPERIENCE:
  • Experience contributing security improvements to complex systems
  • Experience working with special purpose security hardware such as Trusted Platform Modules (TPMs) and Hardware Security Modules (HSMs)
  • Fundamental understanding of network protocols; including the TCP/IP stack as well as UDP based protocols
  • Experienced in navigating large, complex, interactive systems
  • Flexibility, communicating clearly, and establishing and maintaining productive working relationships with other engineering teams
  • Excellent communication skills, both written and verbal
  • Ability to work both independently and in a team
  • Demonstrated ability to deal with ambiguity and to learn new technologies quickly
  • Advanced degree in a technical or engineering discipline

ADDITIONAL REQUIREMENTS:
  • Must be willing to work extended hours and weekends as needed

ITAR REQUIREMENTS:
    Learn more about the ITAR here.

SpaceX is an Equal Opportunity Employer; employment with SpaceX is governed on the basis of merit, competence and qualifications and will not be influenced in any manner by race, color, religion, gender, national origin/ethnicity, veteran status, disability status, age, sexual orientation, gender identity, marital status, mental or physical disability or any other legally protected status.
Applicants wishing to view a copy of SpaceX's Affirmative Action Plan for veterans and individuals with disabilities, or applicants requiring reasonable accommodation to the application/interview process should reach out to

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About SpaceX

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Industry

Aerospace product and parts manufacturing, data services, guided missile and space vehicle manufacturing and satellite telecommunications

Company size

1,001 - 5,000 Employees

Headquarters location

Hawthorne, CA, US

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