{"id":2346801,"url":"https://alion.io/job/hornetsecurity-software-engineer-cc-skopje","title":"Software Engineer, C/C++ - Skopje","company":{"id":51908,"name":"Hornetsecurity","domain":"hornetsecurity.com","url":"https://alion.io/company/hornetsecurity","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Personio","truth_index":{"grade":"C","score":56,"open_postings":92,"ghost_share":0.739,"stale_share":0,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"middle","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Skopje, North Macedonia"],"countries":["MK"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"C++","optional":false},{"name":"CI/CD","optional":false},{"name":"Git","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false},{"name":"Claude Code","optional":true},{"name":"Cursor","optional":true},{"name":"OpenAI Codex","optional":true}],"status":"live","first_seen_at":"2026-08-28T11:06:00Z","employer_posted_date":"2026-08-28","last_verified_at":"2026-10-17T22:55:03Z","board_verified":true,"closed_at":null,"days_open":50,"trust":{"level":"ok","repost_count":0,"flags":["company_stale"],"days_open":49},"description":"Intro\nEmail remains the backbone of global communication and one of the most targeted vectors for cyberattacks. With the rapid advancement of LLMs and AI agents, sophisticated, AI-driven attacks have become an increasingly critical threat to businesses.We are looking for a Software Engineer to join our Filtering Technologies team within the Security Lab and help us shape the next generation of cybersecurity products. The Security Lab is an international team (Europe, North America, Japan) of engineers and security analysts that builds and operates the technologies that protect over 75,000 businesses worldwide.\nYou will contribute to the evolution of two core technologies:\nHornet email filter: Our proprietary high-performance email filter protects 1.4 billion mailboxes worldwide against malicious emails. The email filter is at the heart of Hornet ATP (Advanced Threat Protection), protecting business customers against phishing, Business Email Compromise (BEC), spear phishing, and ransomware. It is also used by large telecom operators and OEM customers. The email filter is updated 24/7 by our Global Threat Center (SOC team).\nGNI (Global Network Intelligence): Our large-scale data platform ingests billions of data points every day from our cybersecurity technologies (including the Hornet email filter instances), enriches and correlates them, computes detections/risk, and produces decisions and automated actions.\nYou will work primarily in C/C++, Go, and Python. While the knowledge of C/C++ is mandatory for the position, the knowledge of Go and Python is optional. If you are not proficient in Go and Python, you will be given the opportunity to learn these programming languages.\nYour Job\nBuilding and evolving the Hornet email filter, its surrounding ecosystem and the GNI platform\nIndustrializing unit, functional, security, and performance tests through CI/CD pipelines\nContainerizing applications and preparing them for production deployment in collaboration with the DevOps team\nParticipating in teamwork and code reviews\nCollaborating with cross-functional teams (Product, IT, DevOps) and other Security Lab teams\nYour Profile\nStrong proficiency in C/C++ is mandatory\nMinimum 3 years of software development experience\nKnowledge of Git and Linux\nStrong problem-solving skills and an autonomous, rigorous, and well-organized approach to work\nWillingness to learn\nAbility to work effectively in an international team, with professional proficiency in written and spoken English\nA genuine eagerness to adapt, especially in the rapidly evolving landscape of AI and LLMs\nNice-to-have:Knowledge of Go\nKnowledge of Python\nHands-on experience with AI-assisted development tools (such as Cursor, Codex, Claude Code, etc.)\nStrong interest in scalability, high-throughput systems, and performance engineering\nStrong interest in cybersecurity\nKnowledge of SMTP\nYour Benefits\nFree space for innovation and independent action in a fast-growing international company.\nTemporary Employee Exchange Program- we provide the ability for you to work at our global office locations and explore the world (e.g. Berlin, Madrid, Malta, Montréal, Washington D.C.).\nHome-office-optionand flexible working time.\nTeam eventslike Laser Tag, Office Movie Nights, Foodie Fridays and much more - let yourself be surprised!\nFitKitsubscriptionand private insurancefor your health!\nUnlimited contracts- we’re looking for hornets to grow long-term with us.\nReferral Bonus: wepay 1500€for each referral who is successfully hired by us!","description_format":"text","description_chars":3525,"description_truncated":false,"requirements":{"experience_years_min":3,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"All levels","optional":false}]},"benefits":["Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Information Security","Email Security"],"lifecycle":[{"event":"open","at":"2026-10-12T12:51:10Z"}],"visa":[],"liveness":{"score":17,"band":"cold","label":"Long shot","p_open":1,"p_active":0.38,"p_room":0.45,"age_days":49,"expected_fill_days":32,"reasons":["conf:2","stale_co","win:tail"],"computed_at":"2026-10-17T05:46:00Z"},"pay":null,"html_url":"https://alion.io/job/hornetsecurity-software-engineer-cc-skopje","json_url":"https://alion.io/job/hornetsecurity-software-engineer-cc-skopje.json","meta":{"generated_at":"2026-10-18T01:33:03Z","cache_seconds":300,"methodology":"https://alion.io/methodology","terms":"https://alion.io/terms","contact":"https://alion.io/contact","api":"https://alion.io/developers","about":"Alion is a live layer of people, companies and AI agents: who they are, whether they are real and active right now, what they do and how to work with them, readable by people and by agents and paid per call.","catalog":"https://alion.io/catalog.json","usage":{"tier":"crawler_verified","counted_by":"address","units_charged":1,"used_today":2595,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-19T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.02,"usd":0.002,"plus_per_slice":{"credits":0.05,"usd":0.005}},"unit":"per company, plus each slice with data","note":"the employer in depth","call":{"mcp_tool":"get_company","arguments":{"id":51908},"rest":"https://alion.io/mcp/rest/get_company?id=51908"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fhornetsecurity-software-engineer-cc-skopje"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"live","price":{"credits":1,"usd":0.1},"unit":"per slice","note":"pay, demand and time to fill for this role and place","call":{"mcp_tool":"market_stats"},"human":"https://alion.io/catalog?offer=market.stats&for=job%2Fhornetsecurity-software-engineer-cc-skopje"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.02,"usd":0.002},"unit":"per posting in a list","note":"similar open postings","call":{"mcp_tool":"search_jobs"},"human":"https://alion.io/catalog?offer=job.search&for=job%2Fhornetsecurity-software-engineer-cc-skopje"},{"id":"company.verify","title":"Is this company real and active right now","status":"pilot","price":null,"unit":"per company","request":{"url":"https://alion.io/catalog/request","method":"POST","body":"{\"offer\": \"company.verify\", \"for\": \"job/hornetsecurity-software-engineer-cc-skopje\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fhornetsecurity-software-engineer-cc-skopje"}]}