Web application security jobs in st. louis, mo

Cloud Application Software Security Engineer, Contractor

St. Louis, Missouri

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Today

Job#: 3051324 Job Description: Cloud Application Software Security Engineer, Contractor Location: St. Louis, Missouri (Partial Remote) Role Overview We are seeking an application/software engineer with a strong security focus to evaluate, prioritize, and remediate vulnerabilities and compliance findings across custom applications and infrastructure as code (IaC). This position will support the remediation of findings related to custom code and IaC, as well as maturing pipelines to address kno

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Full-time

$75 - $100 per hour

Penetration Tester

Remote or Tampa, Florida

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Today

RESPONSIBILITIES: Kforce has a client in Tampa, FL that is seeking a Penetration Tester. Position Overview: Our client is seeking a highly skilled Penetration Tester with strong experience performing both network and web application security assessments in a client-facing consulting environment. This individual should be a hands-on practitioner who can independently execute testing engagements and communicate findings effectively to technical and non-technical stakeholders. Key Responsibilitie

Contract

$65 - $70 hourly

Database/C# Programmer

St. Louis, Missouri

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Today

Overview Empower AI is AI for government. Empower AI gives federal agency leaders the tools to elevate the potential of their workforce with a direct path for meaningful transformation. Headquartered in Reston, Va., Empower AI leverages three decades of experience solving complex challenges in Health, Defense, and Civilian missions. Our proven Empower AI Platform provides a practical, sustainable path for clients to achieve transformation that is true to who they are, what they do, how they wo

Full-time

USD 76,830.00 per year

Application Security Architect - AI Harness

St. Louis, Missouri

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Today

This job posting is anticipated to remain open for 30 days, from 01-Oct-2026. The posting may close early due to the volume of applicants.Join a financial services firm where your contributions are valued. Edward Jones is a Fortune 500 company where people come first. With over 9 million clients and 20,000 financial advisors across the U.S. and Canada, we?re proud to be privately-owned, placing the focus on our clients rather than shareholder returns. Behind everything we do is our purpose: We

Full-time

Web-Based Tools Management Engineer

Remote or Plano, Texas

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Today

Take ownership of the web-based tools that help internal teams and customers access critical technical content and services. As a Senior Web-Based Tools Management Engineer, you'll guide tool development from early concepts through implementation while supporting portals, content management platforms, automation, cloud infrastructure, and customer-facing applications. This role is ideal for a technology leader who enjoys turning business needs into useful, reliable tools. You'll help shape the

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Contract

Application Security Engineer

Remote

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Overview Application Security Engineer Remote within the US Approximately 8 Month Contract (w/ possible extensions) Summary The Application Security Engineer candidate will have a strong background in cybersecurity and understanding of web application and zero trust proxy security practices. The primary responsibility of the Engineer will be to ensure the effective deployment, configuration, and maintenance of our systems for Global customers. This role requires expertise in Web Application F

Full-time

Software Engineer III

Remote

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Today

Job Description Software Engineer What You'll Do Design, build, and maintain Ruby on Rails services and APIs alongside modern JavaScript/React frontends, taking responsibility for their quality, performance, and reliabilityLead the design and delivery of complex, well-scoped features and systems end to endWrite clear, maintainable, well-tested code and reduce complexity by simplifying services, improving patterns, and paying down technical debtMentor junior engineers and level up the team thr

Full-time

USD 150,000.00 - 170,000.00 per year

Senior Cybersecurity Incident Response Administrator

Remote or Roanoke, Virginia

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Today

Full-time

USD 87,320.00 per year

Security Engineer, Product & Production Infrastructure

Remote

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Today

Come join the organization that is redefining security for the AI era. As one of the fastest-growing startups ever, we enable teams to secure cloud and AI applications by connecting code, cloud, and runtime into a single shared context. Trusted by security teams all over the world, we have a proven track record of success and a culture that values world-class talent. Not to mention, we're now powered by Google, meaning we offer our customers an AI-powered platform that harnesses Google's Threat

Full-time

USD 207,000.00 - 283,000.00 per year

Applications & APIs Service (Lead) Consultant - Exposure Intelligence

Remote

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Today

At Allstate, great things happen when our people work together to protect families and their belongings from life's uncertainties. And for more than 90 years, our innovative drive has kept us a step ahead of our customers' evolving needs. From advocating for seat belts, air bags and graduated driving laws, to being an industry leader in pricing sophistication, telematics, and, more recently, device and identity protection. Job Description Role Scope: Applications & APIs (OWASP / SAST-DAST / Aut

Full-time

USD 100,000.00 - 170,500.00 per year

Cyber RMF/ATO Engineer

Remote or Tysons, Virginia

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Today

Overview The Cyber RMF/ATO Engineer is responsible for maintaining cybersecurity, RMF compliance, and ATO readiness for VA products and environments for the Department of Veterans Affairs (VA), Office of Information and Technology (OIT), Product Delivery Services (PDS), Benefits and Memorials (BAM), Memorial and Benefit Services (MBS) deliver secure, reliable, and effective Information Technology (IT) solutions that support the Department's mission. Responsibilities Ensures continuous monitor

Full-time

USD 148,000.00 - 170,000.00 per year

Offensive Security Engineer

Remote

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Today

Who we are About Stripe Stripe is a financial infrastructure platform for businesses. Millions of companies-from the world's largest enterprises to the most ambitious startups-use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase the GDP of the internet, and we have a staggering amount of work ahead. That means you have an unprecedented opportunity to put the global economy within everyone's reach while doing the most important

Full-time

USD 170,400.00 - 255,700.00 per year

Akamai CDN / WAF - Senior Network Security Engineer

Remote

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8d ago

Location: Remote United States Employment Type: Contract / Part-Time Work Schedule: Approximately 20 hours per week, with potential for additional hours Contract Duration: Initial term TBD, with potential for extension Working Hours: U.S. business hours, preferably Central/Eastern TimeWe are seeking a highly experienced Senior Network Security Engineer with Akamai CDN and Web Application Firewall (WAF) expertise to support a large enterprise environment.The ideal candidate will have a strong fo

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Contract

Depends on Experience

IT Admin - Service Desk

Remote

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Today

Tier 2 Service Desk agents are responsible for providing technical support to the users of Protective DNS during scenarios wherein Tier 1 support is not enough to resolve the ticket. The role entails troubleshooting customer issues and ensuring incidents and service requests escalated from Tier 1 to Tier 2 are properly logged, tracked, and resolved efficiently within SLA guidelines. This role requires strong communication skills and customer focused mindset alongside an equally strong technical

Full-time

Platform Engineer, Content Delivery and Engineering Tools (Remote)

Remote or Columbus, Ohio

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Job Description: At Abercrombie & Fitch, the Platform Engineer, Content Delivery & Engineering Tools (CDET) is responsible for supporting the platforms and services that enable both our digital customer experience and software delivery ecosystem. The CDET team plays a critical role in ensuring our eCommerce platforms remain fast, reliable, secure, and scalable while providing engineering teams with the tools and capabilities needed to build, deploy, and operate applications efficiently. This r

Full-time

USD 90,000.00 - 110,000.00 per year

Web Engineering Manager

Remote or Nashville, Tennessee

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Job Description Position Summary: The Web Engineering Manager is a hands-on technical leader within the Web Engineering and Ops team, part of the Communications and Marketing division at Vanderbilt. This position is responsible for architecting, building, and modernizing the university's web applications and digital products, with a primary emphasis on front- and back-end engineering, systems integration, and AI-enabled ways of working. Reporting to the Web Engineering and Ops Lead, this role

Full-time

Junior Security Engineer

Remote or Canada, Kentucky

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Today

1Password is growing. We've surpassed $400M in ARR and we're continuing to accelerate, earning a spot on the Forbes Cloud 100 for four years in a row and teaming up with iconic partners like Oracle Red Bull Racing. About 1Password At 1Password, we're building the foundation for a safe, productive digital future. Our mission is to unleash employee productivity without compromising security by ensuring every identity is authentic, every application sign-in is secure, and every device is trusted.

Full-time

USD 100,000.00 per year

DevSecOps / Application Security Engineer

Remote

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Today

Job Title: DevSecOps / Application Security Engineer Duration: 12Months Location: Remote Position Overview: Seeking an experienced DevSecOps / Application Security Engineer to support an enterprise customer with an immediate focus on vulnerability remediation, patching, and securing software development environments. This consultant will work closely with application development, infrastructure, and security teams to identify and prioritize vulnerabilities, coordinate remediati

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Full-time, Third Party

Depends on Experience

100% REMOTE - Application Security Engineer

Remote

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7d ago

Position: Senior Security Engineer - Application Security Location: 100% REMOTE Duration: DIRECT HIRE FULL TIME Summary: This is an opportunity to join our Information Security team as a Senior Security Engineer - Application Security and operate with foresight in protecting our infrastructure, applications, cloud security, and customer trust. As a lean team, we span across multiple areas such as AppSec, CloudSec, SecOps, ITSec, and Compliance and apply it towards reading and interpreting arch

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Full-time

170,000 - 200,000

Application Security Engineer

Remote or Pennsylvania

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Today

Ascensus is the leading independent technology and service platform powering savings plans across America, providing products and expertise that help nearly 16 million people save for a better today and tomorrow. Section 1: Position Summary Reporting to the BISO, the Application Security Engineer is responsible for the application security program. This position requires a passion for data protection, possesses a combination of either application development and/or security experience, strong

Full-time

Web application security jobs in St. Louis, MO, USA