Find the Best Security Testing Jobs

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Check out a sample of the 2,525 Security Testing jobs posted on Upwork

Software QA Engineer (Manual + Automation)

New
Hourly ‐ Posted 11 hours ago
Hours to be determined
Hours needed
More than 6 months
Duration
Intermediate
Experience level

Join our team as a Software QA Engineer, focusing on manual and automation testing. You'll work with UI automation frameworks like Play…

Security TestingAutomated TestingSoftware Testing
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QA Engineer

New
Hourly ‐ Posted 10 hours ago
30+ hrs/week
Hours needed
More than 6 months
Duration
Intermediate
Experience level

QA Engineer Job Summary We are looking for a detail-oriented QA Engineer to ensure the quality, reliability, performance, security, and…

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AI Integration Engineer for CRM

New
Hourly ‐ Posted 9 hours ago
Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

Job Title: AI Integration Engineer — CRM, Sales Automation and AI Agents We are seeking an experienced AI integration engineer to work…

Security TestingAPI IntegrationArtificial IntelligencePython
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Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

I’m looking for an experienced software engineer to help me think through an early-stage product idea. The product involves using info…

Security TestingShopifyAPI IntegrationPython
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Senior Full Stack Developer | Next.js, Node.js & Claude

New
Fixed-price ‐ Posted 9 hours ago
$315
Fixed-price
Entry
Experience level

We are an established construction business looking for a Senior Full Stack Developer with strong Claude / Anthropic experience to buil…

Security TestingClaudeWeb ApplicationTypeScriptAPI IntegrationNode.jsNext.js
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Solana and Rust Developer

New
Hourly ‐ Posted 10 hours ago
Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Expert
Experience level

We are looking for a talented Solana and Rust Developer to join our cutting-edge blockchain development team. In this role, you will be…

Security TestingAPIEthereumRust
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E-commerce Platform Development for Semi-Jewelry Sales

New
Fixed-price ‐ Posted 10 hours ago
$1,800
Fixed-price
Expert
Experience level

We are building a multi-tenant SaaS platform for jewelry and fashion-jewelry businesses. The platform is intended to manage the complet…

Security TestingSalesWooCommerceShopify
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Senior Full-Stack Developer for AI-Powered MVP

New
Hourly ‐ Posted 9 hours ago
Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

Senior Full-Stack Developer Needed — Migrate & Finish Existing AI Website Builder (NOT a Rebuild) I am looking for an experienced seni…

Security TestingAngularJSjQueryHTML5JavaScript
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Website Tester Required

New
Hourly ‐ Posted 12 hours ago
Less than 30 hrs/week
Hours needed
Less than 1 month
Duration
Intermediate
Experience level

We need a reliable freelancer to test a website and identify issues before launch. The work includes reviewing functionality, checking…

Security TestingPenetration TestingFunctional TestingWeb Testing
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Penetration Test cyber security

New
Fixed-price ‐ Posted 9 hours ago
$100
Fixed-price
Intermediate
Experience level

# Penetration Testing Instructions The main objective of this penetration test is to identify **real, exploitable security breaches**,…

Security TestingPenetration Testing
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