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Title: Senior JavaScript SDK Engineer
Position: Full-time | 40 hours per week
Location: Amsterdam, Netherlands | Work From home (2-3 days per week in the office)
Salary Range: 75.000,- to 90.000,- annually
As a senior JavaScript researcher & engineer, you’ll be responsible for maintaining our FRS web SDKs. Next to that you’ll be driving the new (detection) capabilities of our SDK. This includes detecting and investigating fraud patterns & trends. You’ll be working closely with Threat Analysts and Product teams to enhance fraud detection. Part of your job is exploring and experimenting with (new and upcoming) browser APIs, and research how these APIs can be used to create new and novel detections mechanism. This requires a creative and out-of-the-box mindset. Proven experience with browser and JavaScript security research is a plus.
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Submit ApplicationJob Details
- Location Amsterdam, North Holland
- Job Type full_time
- Category Computer Occupations
- Posted Date June 06, 2026
- Application Deadline July 16, 2026