Find a job 
Featured Companies 
Featured Universities 
For Companies At a Glance
- Tasks: Own application security and collaborate with product squads in a high-growth environment.
- Company: Fast-growing scale-up in London focused on innovative security solutions.
- Benefits: Competitive salary, equity options, and the chance to shape security culture.
- Other info: Exciting opportunity for career growth in a supportive and collaborative setting.
- Why this job: Make a real impact on security practices from day one in a dynamic team.
- Qualifications: Senior experience in vulnerability research and secure coding, proficient in Go or TypeScript.
The predicted salary is between 110000 - 200000 £ per year.
Jack & Jill are recruiting for a Security Engineer to join a high-growth scale-up in London. This foundational role demands ownership of application security across a growing engineering team and will allow the candidate to partner closely with product squads.
Ideal candidates will have senior experience in vulnerability research and secure coding practices, with proficiency in Go, TypeScript, or React.
The position offers a salary range of £110k-£200k plus equity, and the opportunity to influence the security culture from day one.
Security Engineer (Senior) — Ground-Up AppSec, Go/TS, Cloud employer: Jack & Jill
Contact Detail:
Jack & Jill Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Security Engineer (Senior) — Ground-Up AppSec, Go/TS, Cloud
✨Tip Number 1
Network like a pro! Reach out to folks in the industry, attend meetups, and connect with current employees at the company. A personal introduction can make all the difference in getting your foot in the door.
✨Tip Number 2
Show off your skills! Create a portfolio or GitHub repository showcasing your projects in Go, TypeScript, or React. This gives potential employers a tangible look at what you can do and sets you apart from the crowd.
✨Tip Number 3
Prepare for those interviews! Brush up on your knowledge of application security and be ready to discuss your experience with vulnerability research. Practising common interview questions can help you feel more confident when it’s time to shine.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, we love seeing candidates who take that extra step to engage with us directly.
We think you need these skills to ace Security Engineer (Senior) — Ground-Up AppSec, Go/TS, Cloud
Some tips for your application 🫡
Show Off Your Skills: Make sure to highlight your experience with Go, TypeScript, or React in your application. We want to see how your skills align with our needs, so don’t hold back on showcasing your expertise!
Be Authentic: When writing your application, let your personality shine through. We’re looking for someone who can influence our security culture, so being genuine about your passion for security will definitely catch our eye.
Tailor Your Application: Don’t just send a generic application! Take the time to tailor your CV and cover letter to reflect the specific requirements of the Security Engineer role. We love seeing candidates who take the extra step to connect their experience with what we’re looking for.
Apply Through Our Website: We encourage you to apply directly through our website. It’s the best way for us to receive your application and ensures you’re considered for this exciting opportunity. Plus, it makes the process smoother for everyone involved!
How to prepare for a job interview at Jack & Jill
✨Know Your Tech Stack
Make sure you’re well-versed in Go, TypeScript, and React. Brush up on your coding skills and be ready to discuss how you've applied secure coding practices in your previous roles. This will show that you not only understand the languages but can also implement security measures effectively.
✨Showcase Your Vulnerability Research
Prepare to talk about specific vulnerabilities you've discovered and how you addressed them. Bring examples of your past work that demonstrate your ability to identify and mitigate security risks. This will highlight your senior experience and your proactive approach to application security.
✨Understand the Company Culture
Research the company’s values and their approach to security. Be ready to discuss how you can influence their security culture from day one. Showing that you align with their mission and can contribute positively will set you apart from other candidates.
✨Engage with Product Squads
Since this role involves partnering closely with product squads, think about how you can communicate effectively with cross-functional teams. Prepare examples of how you've collaborated with different departments in the past to enhance security measures. This will demonstrate your teamwork skills and your understanding of the broader impact of security in product development.