Senior Software Engineer – C++/Go

Job not on LinkedIn

🕒 March 24

🇪🇺 Europe – Remote

⏰ Full Time

🟠 Senior

🧑‍💻 Full-stack Engineer

👻 Ghost score 38%

What it means: how likely this posting is sitting open without active hiring.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

• Develop integration modules for web servers such as Nginx and Apache • Patch and extend open-source libraries and tools • Implement new functions in the C++ bot detection engine • Design and build new networking and web security products • Contribute to web development where needed, including the partially C++-powered site engine • Work across the full development lifecycle, from design and implementation through testing and deployment • Collaborate asynchronously with engineers in a remote-first environment • Focus on building features and solving real problems without heavy legacy systems or technical debt

🎯 Requirements

• 10+ years of professional C/C++ software development experience • Track record of long-term projects across multiple companies • Expertise in low-level and systems/network programming • Experience with web security • Experience with SQL • Working knowledge of Go is a strong plus • Experience with PHP/XML/HTML/CSS is a plus • Curiosity, enthusiasm, and strong desire to learn and improve • Solid time management and asynchronous communication skills for remote-first collaboration • Startup experience is a bonus • Must be located within Europe • C++, Go, PHP, RabbitMQ, PostgreSQL, ClickHouse, Kubernetes, and GitLab CI/CD are listed in the technology stack

🏖️ Benefits

• Remote-first team with flexibility built into how they work • Remote work arrangement • Opportunity to work on critical infrastructure at scale impacting millions of users worldwide • Collaborative environment with ownership, technical curiosity, and willingness to challenge assumptions • Diverse and inclusive environment • Employment contract options in the UK, Spain, Germany, and Estonia; freelance/contractor arrangements in the rest of Europe