Staff Security Engineer

About Kasada
Join us in stopping bad bots, for good! Kasada protects millions of online users everyday. Founded to stop automated bot attacks, we believe the internet should be a safe place for everyone. Bad bots are highly destructive. They take over accounts, steal content, overload systems and infrastructure and cause billions of dollars in damages every year. Seeking to restore trust in the internet, Kasada stops bots at the very first request including those that have never been seen before.
We’ve grown from a few friends working out of a shipping container under the Sydney Harbour Bridge to now operating globally, we’re spread across the world protecting some of the most well-known brands on the face of the earth.
We’re an innately curious team that’s not afraid to bring bold ideas to create better ways of solving problems. We’re looking for people who are passionate about solving some of the most difficult and pressing cybersecurity issues, while having fun doing it!
The Role
We are seeking a Staff Engineer to join our Security Engineering team. This role is pivotal in designing and implementing scalable, secure, and efficient systems to support Kasada’s mission of stopping bad bots. As a Staff Engineer, you will bring a high level of technical expertise and leadership to the team, while also fostering collaboration and understanding across teams and stakeholders.
This role requires a balance of deep technical skills and highly developed interpersonal skills. You will work closely with cross-functional teams to design innovative solutions, mentor team members, and contribute to the strategic direction of the Security Engineering team.

What you will be doing

• Technical Responsibilities
• Design and implement scalable, secure, and efficient systems to support Kasada’s bot mitigation capabilities.
• Lead the architectural design of complex systems within AWS, ensuring scalability, reliability, and cost-effectiveness.
• Develop and maintain high-quality technical documentation, including architectural diagrams and design decisions.
• Collaborate with the Threat Intelligence and Security Operations teams to integrate intelligence-driven insights into system designs.
• Drive innovation by identifying and implementing new technologies, tools, and processes to enhance Kasada’s security engineering capabilities.


• Collaboration and Leadership
• Act as a technical leader and mentor within the Security Engineering/Operations team, guiding junior and mid-career engineers.
• Foster a culture of collaboration by actively seeking to understand differing viewpoints and facilitating respectful discussions.
• Work closely with cross-functional teams, including Product, Threat Intelligence, and Customer Success, to align technical solutions with business goals.
• Advocate for best practices in system design, security, and scalability across the organisation.

What you will be working with

• AWS at a large scale, protecting our customers from automated scripts and bots. 
• A dedicated team of security engineers and analysts building detections for some of the largest brands in the world
• Working across teams to collaborate and innovate, all while supporting our growing list of customers
• Working with Kasada’s proprietary bot detection and mitigation technologies.

What you will bring

• Technical Skills
• Extensive experience designing and implementing systems within AWS or similar cloud-based platforms.
• Deep understanding of rules engines, including architectural considerations, scaling strategies, and operational processes.
• Proficiency in modern programming languages (e.g., Python, Go, Rust) and infrastructure-as-code tools (e.g., Terraform, CloudFormation).
• Strong knowledge of security frameworks, incident response methodologies, and threat intelligence.
• Experience working with large-scale, distributed systems and designing for high availability and fault tolerance.
• Experience in analytical processes, having worked in identifying threats within large enterprise environments.
• Knowledge of web technologies and protocols to analyse and mitigate bot traffic targeting websites, mobile apps, and APIs


• Power Skills
• Exceptional collaboration and communication skills, with the ability to translate complex technical concepts into simple language for diverse audiences.
• A growth mindset and a passion for continuous learning and improvement.
• Strong interpersonal skills, with a focus on seeking to understand and fostering mutual respect in team interactions.
• Proven ability to lead and mentor engineers, fostering a culture of empowerment and accountability.

The Benefits of being a Kasadian
We want to ensure Kasada remains a great place to work and a place to do great work. It's important to us to build an inclusive environment where you can realize your full potential. We are a highly collaborative team regardless of location, placing a strong emphasis on our core values; and we have designed our benefits package so you can thrive, both inside and outside of work:
- A stake in Kasada’s global success with equity/stock options  - Flexible working hours and arrangements - Create a schedule that suits you - Support for growing families - Generous parental leave allowances and resources to help in the lead up, during and after parental leave. - Resources for well-being to support your growth including our EAP - confidential counselling for you  and your loved ones - Birthday leave - Wellness leave - An action packed calendar of fun in-person and virtual events 
Sound interesting? What’s next?
Hit the apply button and one of our team will set up an exploratory, confidential discussion. We have designed our hiring process to be streamlined and thorough so everyone can make the right call on whether it is the right move for you. We are an inclusive team and this extends to all candidates that interview with us. Interviews are conducted virtually however if you want to come onsite - just ask! When you apply, please tell us the pronouns you use and any adjustments you may need during the interview process, we want to ensure you are set up for success in every conversation.  
Still with us? Just a little bit more…
Research shows that women and other marginalized individuals tend to only apply when they check every box. We’re always keen to broaden our perspective, so if you think you have what it takes, but don't necessarily meet every single point above, please still get in touch, we'd love to have a chat and see if you could be a great addition to the team!
Please note: Kasada is an e-verify employer (US based applicants only)