Find the Best Application Security Jobs

Professionals on Upwork rate clients
Rating is 4.9 out of 5.
4.9/5
On average from 2M+ reviews

Check out a sample of the 1,678 Application Security jobs posted on Upwork

Not sure
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

We are looking for an experienced AI application developer or small development team to build a bespoke AI tutor system for our online…

Application SecurityConversational AIAI ChatbotChatbot Development
See more

Full-Stack Software Engineer (AI & Integrations)

New
Hourly ‐ Posted 18 hours ago
30+ hrs/week
Hours needed
More than 6 months
Duration
Intermediate
Experience level

About Performance AI Performance AI builds production-grade AI solutions that help organizations automate workflows, improve decision-…

Application SecurityAPIAI Model IntegrationGraphQLNext.jsMySQLNode.jsJavaScriptMongoDB
See more

Técnico de Mantenimiento de Sitios WordPress

New
Hourly ‐ Posted 17 hours ago
30+ hrs/week
Hours needed
More than 6 months
Duration
Intermediate
Experience level

Técnico de Mantenimiento de Sitios WordPress Medio Tiempo · Remoto · Largo Plazo ⸻ Descripción Este NO es un puesto de desarrollo w…

Application SecurityWordPress Plugin
See more

Freelance Full-Stack Developer

New
Hourly ‐ Posted 19 hours ago
Hours to be determined
Hours needed
1 to 3 months
Duration
Intermediate
Experience level

We have a working internal web application — a single-page React/Node.js tool used internally for calculating and sizing batteries for…

Application SecurityNode.jsJavaScript
See more
$1,500
Fixed-price
Intermediate
Experience level

We are looking for an experienced Full-Stack Developer to build a custom digital platform for our construction company. The project inc…

Application SecurityNode.jsMobile App DevelopmentAPI IntegrationJavaScript
See more

Mobile App Developer for Community Hub

New
Fixed-price ‐ Posted 19 hours ago
$3,000
Fixed-price
Intermediate
Experience level

**Project Description: Minority Business Hub Mobile App (iOS & Android)** I am looking for an experienced mobile app developer or deve…

Application SecurityiPad App DevelopmentiOS DevelopmentMobile App Development
See more
$100
Fixed-price
Intermediate
Experience level

Senior Full-Stack Developer Needed to Build MVP of Enterprise EHS SaaS Platform (Next.js + Supabase) Project Overview I'm building a m…

Application SecurityNGINXJavaScriptNext.js
See more
Less than 30 hrs/week
Hours needed
1 to 3 months
Duration
Expert
Experience level

We are looking for an experienced Ethical Hacker / Penetration Tester to perform a security assessment of an OTT platform. The project…

Application SecuritySoftware TestingFunctional TestingPenetration Testing
See more

Cybersecurity Expert for MemoriasHub Review

New
Hourly ‐ Posted 16 hours ago
Less than 30 hrs/week
Hours needed
Less than 1 month
Duration
Intermediate
Experience level

I am building a digital legacy platform called MemoriasHub. Before launch, I would like an independent cybersecurity expert to review t…

See more

Security Consultant for Penetration Testing

New
Hourly ‐ Posted 15 hours ago
Not sure
Hours needed
1 to 3 months
Duration
Expert
Experience level

We built a custom web platform for a single client. It looks like a SaaS app but is single-user, not multitenant. It uses third-party A…

Application SecurityPenetration Testing
See more

Your next job starts right here

Set up a free profile to showcase your skills, experience and desired pay rate to clients. You choose the payment method that's best for you to easily get paid for your work.

Find work
Upwork Payment Protection
Gives you security and peace of mind
See how it works