"web application security" Jobs

399 open tech roles matching “web application security”, taken straight from company career pages — not reposted from other job boards. Most in demand right now: Python, AWS, Kubernetes. Every listing is re-checked daily and closed roles are removed.

Showing 20 of 399 results

Affirm

Join Affirm as a junior Product Security Engineer to enhance application security and collaborate with engineering teams in a fully remote role.

Affirm Remote Canada CA$133k–CA$183k/yr Published 3 months ago
Flexible on stack
Mysten Labs

Join Mysten Labs as a Security Engineer to enhance security across the Sui ecosystem with a focus on application security and tooling.

Mysten Labs USA (Remote) Published 1 week ago
Flexible on stack AI-first team
Aiwyn

Join Aiwyn as a Principal Security Engineer to enhance security practices in a fast-growing SaaS startup.

Aiwyn Remote (US based) Published 4 days ago
Clutch

Shape and execute application and cloud security at Clutch as a Senior SecOps Engineer in a fully remote role.

Clutch Brazil Published 1 week ago
Flexible on stack
Mysten Labs

Join Mysten Labs as a Senior Security Engineer to build and operate security observability platforms in a remote-first environment.

Mysten Labs USA (Remote) Published 1 week ago
Flexible on stack
Horizon3.ai

Join Horizon3 as a Senior Business Applications Engineer to lead technical solutions for business automation in a fully remote environment.

Horizon3.ai US, Remote $150k–$200k/yr Published 1 week ago
Flexible on stack
Affirm

Join Affirm as a Senior Product Security Engineer to enhance security in product development with a remote-first team.

Affirm Remote US $173k–$255k/yr Published 6 days ago
Flexible on stack
Block

Join Block as a Security Engineer to enhance API security and respond to emerging threats in a remote-first environment.

Block Bay Area, CA, United States of America $185.2k–$326.8k/yr Published 2 weeks ago
Flexible on stack
Tanium

Join Tanium as a Senior Security Engineer to enhance vulnerability research and remediation in a fully remote role.

Tanium Remote, US $191k–$293k/yr Published 3 weeks ago
Flexible on stack
Headway

Join Headway as a Security Engineer to enhance security for mental healthcare applications in a fully remote role.

Headway Remote Published 3 weeks ago
AI-first team
BloomReach

Join Bloomreach as a Senior Security Engineer to enhance cloud security and protect corporate infrastructure in a fully remote environment.

BloomReach Czechia $858.7k–$1073.3k/yr Published 1 month ago
Flexible on stack
Phantom

Join Phantom as a Staff Product Security Engineer to enhance security across mobile, web, and backend products for millions of users.

Phantom Remote $200k–$250k/yr Published 1 month ago
Flexible on stack 60% coding
BloomReach

Join Bloomreach as a Senior Security Engineer to design and secure AWS environments and corporate infrastructure.

BloomReach Slovakia €38.1k–€47.6k/yr Published 1 month ago
Flexible on stack
Spade

Own the security of Spade's production edge as a Senior Platform Security Engineer in a fully remote role.

Spade Remote (US/Canada) Published 2 months ago
Flexible on stack
Cloudflare

Join Cloudflare as a Senior Software Engineer to build secure and resilient distributed systems for secrets and key management.

Cloudflare Distributed $194k–$266k/yr Published 3 weeks ago
Flexible on stack
Horizon3.ai

Join Horizon3.ai as a Senior Full Stack Engineer to build product experiences that enhance cybersecurity for organizations.

Horizon3.ai US, Remote $170k–$235k/yr Published 1 week ago
Flexible on stack 80% coding
Fastly

Join Fastly as a Senior Software Engineer to develop backend systems for large scale web applications in Go.

Fastly Denver, CO; New York City, NY; San Francisco, CA $181.2k–$217.5k/yr Published 1 month ago
Flexible on stack
Fastly

Join Fastly as a Senior Software Engineer to develop backend systems for security products in a fully remote role.

Fastly San Francisco, CA $181.2k–$217.5k/yr Published 3 days ago
Flexible on stack
Horizon3.ai

Join Horizon3.ai as a Staff Software Engineer to lead the Firewall pod and enhance WAF integrations for cybersecurity solutions.

Horizon3.ai United States $225k–$265k/yr Published 3 days ago
Flexible on stack
Horizon3.ai

Administer collaboration and service management platforms at a fast-growing remote cybersecurity company.

Horizon3.ai US, Remote $115k–$151k/yr Published 1 week ago
Flexible on stack