At a Glance
- Tasks: Secure our innovative SaaS product and collaborate with engineering teams to enhance security practices.
- Company: Join Action1, a fast-growing tech company trusted by Fortune 500 firms.
- Benefits: Enjoy fully remote work, high ownership, and direct impact on security practices.
- Other info: Be part of a supportive team that values continuous learning and practical decision-making.
- Why this job: Make a real difference in cybersecurity while working with cutting-edge technology.
- Qualifications: 3+ years in product security or related fields, strong software engineering skills.
The predicted salary is between 60000 - 80000 £ per year.
Action1 is an autonomous endpoint management platform trusted by many Fortune 500 companies. Cloud-native, infinitely scalable, highly secure, and configurable in minutes—it just works and is always free for the first 200 endpoints with no functional limits. By pioneering autonomous OS and third-party patching with peer-to-peer patch distribution and real-time vulnerability assessment without requiring a VPN, Action1 eliminates routine IT labor, helps prevent ransomware and security risks, and protects the digital employee experience. In 2025, Action1 was recognized by Inc. 5000 as the fastest-growing private software company in America.
The Role
We are looking for a Product Security Engineer to join the team responsible for securing Action1’s multi-tenant SaaS product. In this role, you will work closely with engineering, product, and security teams to identify risks early, support vulnerability handling, improve secure development practices, and help make product security practical, clear, and actionable. This is a hands‑on role for someone who understands both software engineering and cybersecurity, enjoys working directly with developers, and wants to help build security into the product without slowing teams down unnecessarily.
What you’ll do
- Support PSIRT and vulnerability handling activities
- Validate, triage, track, and coordinate security reports
- Provide practical remediation guidance to engineering teams
- Help validate security fixes and reduce product security risks
- Review code, APIs, and architecture to identify security issues early
- Conduct threat modeling and security design reviews
- Improve security automation in engineering workflows
- Support SAST, SCA, secrets scanning, and other security controls
- Maintain SBOMs, dependency visibility, and remediation follow-up
- Support security assessments, vulnerability assessments, and penetration testing
- Maintain vulnerability handling playbooks, product security procedures, and incident response runbooks
What we’re looking for
- 3+ years of experience in product security, application security, DevSecOps, or a related cybersecurity field
- Strong software engineering background and ability to work effectively with engineering teams
- Understanding of application, API, infrastructure, and software supply chain security risks
- Experience applying cloud security concepts and practices
- Understanding of IAM, network security, logging, monitoring, and secure cloud architecture patterns
- Familiarity with vulnerability management, incident response, security assessments, and secure SDLC practices
- Experience with threat modeling and security design reviews
- Strong communication skills, including professional communication with external researchers and vendors
- Ability to work independently and as part of a team in a fast‑moving environment
Nice to have
- Genuine interest in cybersecurity and motivation to grow as a product security expert
- Hands‑on experience with AWS security controls, best practices, and architecture patterns
- Hands‑on experience with C++ or JavaScript
- Experience with security testing and automation using scripting, APIs, CI/CD pipelines, or specialized tools
- Experience with threat modeling for SaaS, API, cloud, or on‑prem product components
- Experience with SBOM generation, dependency visibility, or software supply chain security
What we offer
- Fully remote work environment
- Opportunity to work on a real security product used by IT and security teams
- High ownership and direct impact on product security practices
- Close collaboration with engineering, product, and security teams
- Fast-growing software company with low bureaucracy and practical decision‑making
- Opportunity to improve security processes, automation, and engineering workflows
- Supportive team that values clear thinking, ownership, and continuous learning
Product Security Engineer employer: Action1 Corporation
Action1 is an exceptional employer, offering a fully remote work environment that empowers Product Security Engineers to make a tangible impact on a cutting-edge security product used by Fortune 500 companies. With a strong emphasis on collaboration, ownership, and continuous learning, employees are encouraged to innovate and improve security processes in a fast-growing company that values practical decision-making and low bureaucracy.
StudySmarter Expert Advice🤫
We think this is how you could land Product Security Engineer
✨Get Involved in the Cybersecurity Community
Diving into the cybersecurity community is key for landing that full-time gig. Join forums like Reddit's r/cybersecurity or attend local meetups to connect with industry veterans and other job seekers. Networking is everything in this field—don’t just be a passive lurker!
✨Show Off Your Skills with Capture the Flag Competitions
Participate in Capture the Flag (CTF) competitions; these are not just a fun way to boost your skills but also a chance to showcase your talent to potential employers. Many companies, including Action1 Corporation, love seeing candidates who actively engage in these challenges.
✨Tailor Your Online Presence
Make sure your LinkedIn and any professional profiles reflect your cybersecurity expertise. Share your projects, whether they’re personal or from a previous role, to catch the eye of hiring managers. This is how they’ll find your passion and commitment to the field!
✨Apply Directly Through Action1 Corporation
Don’t forget to head straight to our website and check out any openings for cybersecurity roles at Action1 Corporation. Applying directly can sometimes give you an edge, especially if you can mention that you've been following our work or engaging in the community.
We think you need these skills to ace Product Security Engineer
Some tips for your application 🫡
Show off your technical skills:In cybersecurity, it's crucial to highlight your technical prowess. Make sure your CV showcases specific skills like network security, penetration testing, or threat analysis. If you have relevant certifications (like CEH or CISSP), pop those on the front page to grab attention!
Tailor your portfolio for the role:Even for a full-time role, a portfolio can set you apart. If you've worked on any cybersecurity projects—be it CTF challenges, security assessments, or research papers—include these in your application. This demonstrates not just your skills, but also your hands-on experience!
Use real-world examples:When writing your cover letter, don’t just stick to your qualifications. Share real-world examples of how you’ve tackled security issues or vulnerabilities. This gives the hiring team at Action1 Corporation insight into your practical problem-solving abilities and makes your application memorable.
Demonstrate your passion for cybersecurity:Cybersecurity is an ever-evolving field, so show us that you’re always learning! Mention any recent courses, webinars, or industry events you’ve attended. This not only exhibits your enthusiasm but also signals to Action1 Corporation that you’re committed to staying ahead in the game.
How to prepare for a job interview at Action1 Corporation
✨Sharpen Your Technical Skills
For a role in cybersecurity, it’s essential to be up-to-date with the latest tools and techniques. Brush up on your knowledge of firewalls, intrusion detection systems, and vulnerability assessment tools. Be ready to discuss specific scenarios where you’ve applied these skills, as hands-on experience can really set us apart in interviews.
✨Prepare for Scenario-Based Questions
Expect the interviewers at Action1 Corporation to throw in some hypothetical situations to see how you’d handle them. Think about common security breaches or incidents and be prepared to explain how you would respond. This not only shows your problem-solving skills but also your understanding of real-world cybersecurity challenges.
✨Highlight Your Certifications
Certifications like CompTIA Security+, CISSP, or CEH can give you a significant edge in a full-time role in cybersecurity. Make sure to mention these during your interview and be prepared to discuss what you learned through those certifications and how they relate to the position at Action1 Corporation.
✨Show Your Passion for Cybersecurity
Since you’re going for a full-time gig, showing genuine enthusiasm for the field can make all the difference. Share any personal projects, blogs, or communities you’re part of that relate to cybersecurity. This not only showcases your passion but also your commitment to staying engaged in this ever-evolving field.
