Hire the Top 3% of Freelance Web Application Security Engineers

Toptal is a marketplace for dedicated Web Application Security Engineers. Top companies and startups choose Toptal Web Application Security freelancers for their mission-critical development projects.

No-Risk Trial, Pay Only If Satisfied.

Hire Freelance Web Application Security Engineers

Tom Lindley

Freelance Web Application Security Engineer
United KingdomToptal Member Since July 16, 2019

Tom has been a developer since he was 13—a hobby turned career. A lifelong ambition for "cool" software and the skills to deliver it mark Tom out as a leader in his field. He specializes in web application security and application architecture. He strives to build solid, well-thought-out software using PHP/Laravel, VueJS, Docker and is an experienced developer and CTO with a strong business understanding, which complements his technical skills.

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Onur Codur

Freelance Web Application Security Engineer
TurkeyToptal Member Since November 14, 2022

Onur is an enthusiastic and passionate security engineer who likes to work predominantly as a security architect to provide strategic direction to the development and operational teams to identify security weaknesses in their solution designs and drive the adoption of security best practices. He believes that security is one of the key driving factors in maintaining the reputation and quality of an organization and its services.

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Patrick Koenig

Freelance Web Application Security Engineer
United StatesToptal Member Since September 6, 2022

Patrick is a software engineer focused on designing and building performant, scalable, and maintainable systems. He strives to make software that empowers users to leverage the incredible power of computing. Patrick's primary interests include application security, developer tooling, and programming language design. He's worked at Palantir for over six years on building systems, application security, and developer tooling for large-scale enterprise applications.

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Jihye Cho

Freelance Web Application Security Engineer
South KoreaToptal Member Since June 15, 2021

Jihye is a seasoned QA engineer with hands-on experience in crypto wallets, B2B education platforms, and project management systems. She's also worked on UI automation using Cypress and Selenium in JavaScript, Python, and Java, API automation using Postman, and security tests. Armed with a strong sense of ownership and accountability, Jihye is a self-motivated individual who enjoys learning new things and always aims to find the best possible result.

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Dr. Roman Priebe

Freelance Web Application Security Engineer
GermanyToptal Member Since November 17, 2016

Roman is a technical all-rounder who has worked successfully in many different roles, including app development, IT security, full-stack web development, technical project management, and CTO. He prefers challenging projects that broaden his horizon and is highly adaptable, helping out where he is most needed. This includes resolving roadblocks, helping out in development, requirements engineering, systems architecture, team building, or developing and implementing a technical vision.

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Csongor Józsa

Freelance Web Application Security Engineer
HungaryToptal Member Since December 23, 2020

Csongor has been a software developer since 2009, specializing in JavaScript (React, Node.js, Gatsby) and Python (Django, Flask) based systems. As a polyglot programmer, he writes robust, high-quality, and well-tested code and is a test-driven development (TDD)/clean code enthusiast. In addition to experience with DevOps tooling and system administration, Csongor has a particular interest in web application security.

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Peter Zaki

Freelance Web Application Security Engineer
NetherlandsToptal Member Since December 12, 2022

Peter is a security professional with 10 years of experience helping major multinational companies secure their infrastructures and customers. He is an experienced security engineer and consultant. Peter designs secure systems and applications, advising on security practices targeting web, cloud applications, and APIs. He works on secure application development, cloud-native security, and DevSecOps. Peter is a certified CISSP, OSCP, and AWS Solutions Architect – Associate.

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Brian Stanek

Freelance Web Application Security Engineer
United StatesToptal Member Since October 18, 2022

Brian Stanek has been in information technology for over 25 years. He has experience as a full-stack developer, architect, and cybersecurity professional. He holds several cyber certifications and has developed cybersecurity programs and defenses and orchestrated risk assessments and audits. He is currently an information security officer overseeing the cybersecurity teams for a hospital. Brian implements corporate policies and cybersecurity technology and manages all incident responses.

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Arun Pillai

Freelance Web Application Security Engineer
United Arab EmiratesToptal Member Since December 1, 2022

Arun is a senior DevSecOps architect with 12 years of experience and a master's degree in IT. He has worked with government departments, banks, telecoms, healthcare companies, and small to medium-scale enterprises worldwide. Arun also has solid expertise in IT security consulting, focusing on DevSecOps, risk assessment, threat and vulnerability management, vulnerability assessment penetration testing, secure code review, security architecture review, and cloud security and migrations.

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Joe Bagdon

Freelance Web Application Security Engineer
United StatesToptal Member Since April 4, 2022

Joe is a seasoned security and infrastructure engineering professional with experience performing application and network assessments, writing and enforcing policies, providing defense for an enterprise environment, and administrating infrastructures. He has in-depth knowledge of information security, information technology, and information warfare. Joe is a competent Python programmer, adding automation and integration that reduces workloads.

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Stéphane Boisvert

Freelance Web Application Security Engineer
CanadaToptal Member Since March 11, 2021

Stéphane is a principal developer with nearly two decades of experience in the industry and over a decade of experience running large eCommerce and enterprise WordPress sites. Formerly the director of technology for WordPress.com VIP, Stéphane worked on some of the world’s largest sites, spending his time helping clients with architectural decisions, reviewing code for security, and ensuring performance for over 5 billion page views a month across thousands of sites.

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Discover More Web Application Security Engineers in the Toptal Network

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Despite accelerating demand for coders, Toptal prides itself on almost Ivy League-level vetting.

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Testimonials
Tripcents wouldn't exist without Toptal. Toptal Projects enabled us to rapidly develop our foundation with a product manager, lead developer, and senior designer. In just over 60 days we went from concept to Alpha. The speed, knowledge, expertise, and flexibility is second to none. The Toptal team were as part of tripcents as any in-house team member of tripcents. They contributed and took ownership of the development just like everyone else. We will continue to use Toptal. As a startup, they are our secret weapon.

Brantley Pace

CEO & Co-Founder

I am more than pleased with our experience with Toptal. The professional I got to work with was on the phone with me within a couple of hours. I knew after discussing my project with him that he was the candidate I wanted. I hired him immediately and he wasted no time in getting to my project, even going the extra mile by adding some great design elements that enhanced our overall look.

Paul Fenley

Director

The developers I was paired with were incredible -- smart, driven, and responsive. It used to be hard to find quality engineers and consultants. Now it isn't.

Ryan Rockefeller

CEO

Toptal understood our project needs immediately. We were matched with an exceptional freelancer from Argentina who, from Day 1, immersed himself in our industry, blended seamlessly with our team, understood our vision, and produced top-notch results. Toptal makes connecting with superior developers and programmers very easy.

Jason Kulik

Co-Founder

As a small company with limited resources we can't afford to make expensive mistakes. Toptal provided us with an experienced programmer who was able to hit the ground running and begin contributing immediately. It has been a great experience and one we'd repeat again in a heartbeat.

Stuart Pocknee

Principal

How to Hire Web Application Security Engineers Through Toptal

1

Talk to One of Our Industry Experts

A Toptal director of engineering will work with you to understand your goals, technical needs, and team dynamics.
2

Work With Hand-Selected Talent

Within days, we'll introduce you to the right Web Application Security engineer for your project. Average time to match is under 24 hours.
3

The Right Fit, Guaranteed

Work with your new Web Application Security engineer for a trial period (pay only if satisfied), ensuring they're the right fit before starting the engagement.

FAQs

  • How are Toptal Web Application Security engineers different?

    At Toptal, we thoroughly screen our Web Application Security engineers to ensure we only match you with talent of the highest caliber. Of the more than 200,000 people who apply to join the Toptal network each year, fewer than 3% make the cut. You’ll work with engineering experts (never generalized recruiters or HR reps) to understand your goals, technical needs, and team dynamics. The end result: expert vetted talent from our network, custom matched to fit your business needs.

  • Can I hire Web Application Security engineers in less than 48 hours through Toptal?

    Depending on availability and how fast you can progress, you could start working with a Web Application Security engineer within 48 hours of signing up.

  • What is the no-risk trial period for Toptal Web Application Security engineers?

    We make sure that each engagement between you and your Web Application Security engineer begins with a trial period of up to two weeks. This means that you have time to confirm the engagement will be successful. If you’re completely satisfied with the results, we’ll bill you for the time and continue the engagement for as long as you’d like. If you’re not completely satisfied, you won’t be billed. From there, we can either part ways, or we can provide you with another expert who may be a better fit and with whom we will begin a second, no-risk trial.

Tap Into World-Class Talent

  • Trusted Experts Only

    Trusted Experts Only

    All of our talent are seasoned experts who ramp up quickly, readily contribute as core team members, and work with you to minimize onboarding time.

  • The Right Fit

    The Right Fit

    We have a knack for matching you with the right fit. Start working with your new hire on a no-risk trial period, paying only if satisfied.

  • Scale as Needed

    Scale as Needed

    Hire talent within 48 hours and scale your team up or down as needed, no strings attached.

  • Seamless Hiring

    Seamless Hiring

    We handle all aspects of billing, payments, and NDA’s. Let us take care of the overhead while you focus on building great products.

  • Flexible Engagements

    Flexible Engagements

    Choose the engagement type that suits your needs — hourly, part-time, or full-time — with the ability to change anytime.

  • Expert Talent Matching

    Expert Talent Matching

    Focus on your project and enjoy support from your dedicated account executive and expert talent matcher.

Top Web Application Security Engineers Are in High Demand.

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