> Markdown version of [/jobs/ext/4617205-senior-c-software-engineer-fully-remote-ireland](https://www.wearedevelopers.com/jobs/ext/4617205-senior-c-software-engineer-fully-remote-ireland). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior C++ Software Engineer - Fully Remote (Ireland) - **Company:** ARCHER - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $65,000 - $75,000 - **Contract:** Permanent contract - **Skills:** HTML, PHP (Programming Language), C++ (Programming Language), Relational Databases, Payment Systems, SQL Databases, Multithreading, Backend, Restful APIs, Golang - **Published:** November 7, 2026 - **Apply:** https://arc.dev/remote-jobs/j/redirect/px8i21yd7w ## About the Role * 6+ years of commercial C++ development experience in production environments. * Deep knowledge of multi-threaded programming, high-concurrency systems, and REST API design. * Hands-on experience with relational databases and writing optimized SQL. ## Description * Take Ownership: Direct backend projects from initial system design straight through to deployment. * Build Payment Systems: Develop and optimize high-concurrency, low-latency applications supporting global payment networks. * Ship Greenfield Code: Architect brand-new software features using C++, Golang, PHP, and HTML. * Collaborate: Solve hard engineering problems alongside fellow developers, support teams, and client integration partners.