Cybersecurity Detection & Response Engineer

United States Digital Space LLC; Greater London; On-site; GBP 70,000 - 110,000; Full time

Job summary

Jane Street in London seeks a Cybersecurity Detection and Response Analyst to help protect employees, data and infrastructure from online threats.

This role blends incident response, detection engineering, and security automation. You will research threats, write detection code, tune alerts, and own the lifecycle from detection to remediation, while promoting strong security practices across the firm.

Qualifications

• Degree in computer science, engineering, information systems or related field.
• Interest in cybersecurity news and trends.
• Strong programming potential and learning aptitude.
• Familiar with version control and editors.
• Able to communicate security tradeoffs clearly.

Responsibilities

• Research and prioritise threats to monitor.
• Write code to detect threats and tune the detection stack.
• Own the detection and response lifecycle.
• Advise colleagues on best practices and security awareness.

Skills

Strong programming

Threat modelling

Version control

English fluency

Education

Bachelor's degree in Computer Science or related field

Job description

Jane Street in London seeks a Cybersecurity Detection and Response Analyst to help protect employees, data and infrastructure from online threats.

This role blends incident response, detection engineering, and security automation. You will research threats, write detection code, tune alerts, and own the lifecycle from detection to remediation, while promoting strong security practices across the firm.