Senior Software Development Engineer in Test (SDET) at Topstep
$155,000–$190,000from the description
Jul 22, 2026
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Jul 23, 2026
What this job asks for AI summary
A senior test automation role focused on a real-time futures trading platform, where the stakes of defects are financially material. The position involves building and maintaining test frameworks covering APIs, WebSocket/streaming paths, UI, and end-to-end flows within CI/CD pipelines, while also extending AI-assisted test-generation tooling. It suits an experienced technical tester comfortable writing production-quality TypeScript, mentoring others, and shaping quality strategy across product engineering teams.
Senior level · 5+ years · Remote · Full-time
“or” means any one of them counts — you don't need all of them.
We read this from the posting text with AI. Skim the description below before ruling yourself out.
How this req sits in the market our data
Roughly 2,100 people nationally plausibly meet what this posting asks for (software quality assurance analysts and testers). range 1,250–3,150
Applicant volume Moderate — A normal amount of company. The rare requirements below are what will separate a shortlisted application from the rest.
Most people in this occupation already list these. Still required — just not what gets you shortlisted.
What the occupation pays Median $106,594 (middle half $82,076–$136,109). This posting is about at that midpoint.
Estimated from BLS employment for this occupation and area, per-skill prevalence across our listing corpus, and published wage benchmarks — as of Jul 28, 2026. It is a model, not a headcount.
Why we read it this way (8)
The role is fully remote or hybrid per the posting; remote=true is set as the role is explicitly offered fully remote.
No specific city or metro is mentioned; Topstep is headquartered in Chicago, IL, but the posting does not restrict location.
Playwright is the preferred test framework; Cypress and Selenium are listed as 'also relevant' — captured as alternatives on the same skill since the JD treats them as interchangeable substitutes.
React, C#, and .NET appear under 'Solid grasp of our stack' within the Required Qualifications section, indicating the candidate must understand these technologies well enough to test them deeply.
AI/LLM-assisted tooling is listed under Required Qualifications with firm language ('Comfort using AI/LLM-assisted tooling'); captured as a hard gate.
ArgoCD, Terraform, and Kubernetes appear under the 'Preferred' section.
Performance, load, and resilience testing; contract/consumer-driven testing; observability-driven testing; and fintech/trading domain experience all appear under 'Preferred' and are not captured as named tools — they are methodologies or domain knowledge rather than concrete named technologies.
The posting is eligible for a performance-based bonus in addition to the stated base salary range.
Read the full posting
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