Software Engineer

Job not on LinkedIn

🕒 October 22

🌐 United Kingdom, Spain, +2 more countries – Remote

🇬🇧 United Kingdom – Remote 🇪🇸 Spain – Remote 🇩🇪 Germany – Remote 🇪🇪 Estonia – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🖥 Software Engineer

👻 Ghost score 15%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Blackwall

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2019

🔒 Cybersecurity

🏢 Enterprise

🤝 B2B

💰 $49M Series B - BlackWall on 2025-03

Cybersecurity • Enterprise • B2B

Blackwall is a security infrastructure company engineered by engineers to protect web ecosystems from automated threats while optimizing performance, operational costs, and revenue for hosting environments. It provides cutting-edge defenses and scalability for hosting providers, cloud platforms, and enterprise networks, delivering resilient, intelligent protection and efficiency for millions of sites and applications worldwide. The company focuses on reducing automated attacks and improving hosting performance and profitability.

📋 Description

• Design, develop, and optimize high-performance software for web traffic management, security, and automated threat mitigation • Build and improve web infrastructure, traffic processing, and bot detection components • Investigate automated threats including scraping, crawlers, credential stuffing, and abusive automation • Develop effective defensive solutions for automated threats • Work with web servers, networking technologies, and open-source infrastructure • Extend existing infrastructure components where needed • Explore new technologies and experiment with solutions • Use AI-assisted development tools to accelerate engineering work • Contribute to technical architecture and challenge existing approaches • Own solutions through to production

🎯 Requirements

• Strong software engineering experience, ideally in web infrastructure, networking, cybersecurity, internet automation, or related technical domains • Solid understanding of HTTP, web servers, networking, and web application infrastructure • Experience building complex, scalable, or performance-sensitive software systems • Ability to work across programming languages and technologies • Genuine technical curiosity demonstrated through professional work, open-source contributions, personal projects, or independent experimentation • Strong problem-solving skills and independent thinking • Ability to use AI development tools effectively while maintaining sound engineering judgement • Valuable experience with web servers and reverse proxies, including Nginx and Apache • Valuable experience with bot mitigation, web security, fraud prevention, or anti-abuse technologies • Valuable experience with web scraping, crawling, browser automation, or automated traffic systems • Valuable experience with open-source infrastructure development or relevant contributions • Valuable experience with high-performance networking, traffic processing, or distributed systems • Experience with the listed technology stack is not a prerequisite

🏖️ Benefits

• Remote-first environment • Employment options in the UK, Spain, Germany, and Estonia; contractor arrangements elsewhere • Opportunity to build technology for the next generation of the internet • Meaningful technical impact and ability to shape solutions • Collaboration with experienced engineers • Diverse and inclusive work environment

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