{"id":2243630,"url":"https://alion.io/job/nebius-seniorstaff-application-security-engineer","title":"Senior/Staff Application Security Engineer","company":{"id":6364,"name":"Nebius","domain":"nebius.com","url":"https://alion.io/company/nebius","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":75,"open_postings":135,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-12T06:55:09Z"}},"role":"Security","role_family":"Security","seniority":"staff","employment_type":null,"work_mode":"remote","remote_scope":"stated_regions","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":["DE","FR","GB","AT","BE","BG","HR","CZ","DK","FI","HU","IE","IT","NL","NO","PL","RO","ES","SE","CH","EE","GR","IS","LV","LI","LT","LU","MT","PT","SK","SI"],"hiring_countries_total":31,"salary":null,"salary_estimate":{"min_usd":135000,"max_usd":323000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":576},"experience_years_min":6,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Burp Suite","optional":false},{"name":"CI/CD","optional":false},{"name":"JavaScript","optional":false},{"name":"Kubernetes","optional":false},{"name":"OWASP Top 10","optional":false},{"name":"Python","optional":false},{"name":"Semgrep","optional":false},{"name":"Threat Modeling","optional":false},{"name":"Linux","optional":true}],"status":"live","first_seen_at":"2025-02-17T15:25:46Z","employer_posted_date":"2026-10-08","last_verified_at":"2026-10-12T06:25:33Z","board_verified":true,"closed_at":null,"days_open":601,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":601},"description":"About Nebius:\nNebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure.\nBuilt by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI.\nListed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D.\nApplication Security\nThe team is responsible for the security of Nebius's main public offerings : Compute, VPC, Managed K8s, Marketplace, Managed Soperator, and others. This includes building out the Secure SDLC, threat modeling, and vulnerability management platforms.\nThe Role\nWe are looking for an Senior/Staff Application Security Engineer who will ensure the security of our software by identifying and mitigating vulnerabilities, implementing best security practices, and collaborating with development teams. The ideal candidate will have a strong background in secure coding, threat modeling and building Secure SDLC. \nWhat you will do \nBuild and maintain Application Security Posture Management (ASPM) at the Company scale.\nAutomate and support SAST, SCA tools, etc as part of CI/CD pipelines.\nImproving SAST, secrets detection rules. Keeping false positive rate low.\nIdentify, analyze, and remediate application security vulnerabilities.\nCollaborate with development teams to integrate security best practices into the software development lifecycle (SDLC).\nDevelop and maintain secure coding guidelines for development teams.\nConduct, run threat modeling and risk assessments for new and existing applications.\nProvide development teams with instruments that facilitate security-related work like threat modelling, vulnerability detection, etc.\nStay updated on the latest security threats, vulnerabilities, and mitigation techniques.\nServe as an application security subject matter expert to other teams.\nWhat we look for \n6+ years of experience in application security.\nStrong knowledge of common application security risks (e.g. OWASP Top 10) and how to mitigate them.\nExperience with secure coding practices in languages such as Python, Go, Java, or JavaScript.\nProficiency in a common programming language (such as Go or Python) with a willingness to learn Go, if necessary.\nHands-on experience with security testing tools (Burp Suite, ZAP, Semgrep, etc.).\nUnderstanding of authentication protocols like SAML or OIDC.\nExperience in conducting threat-modeling sessions.\nBonus points \nConfidence in presenting your ideas and opinions in a manner that can be challenged, while responding well to feedback.\nExperience in designing, building, and maintaining security automation.\nExperience in translating compliance and regulation requirements into technical specifications.\nExperience in exploiting vulnerabilities in web applications, Linux kernels, containers, and networks.\nSecurity certifications such as OSCP or OSWE.\nHiring process\nRecruiter's chat (30mins)\nLive-coding interview (60mins) to asses basic coding skills \nSecurity interview (60mins) to asses domain expertise\nSecurity System Design interview (90mins) to assess practical experience\n(Optional) Technical deep dive (90mins) to present a complex and impact project. \nFinal interview to close the hiring process (45mins)\n#LI-CP1\nBenefits & Perks:\nCompetitive compensation\nCareer growth and learning opportunities\nFlexibility and ownership\nCollaborative and innovative culture\nOpportunity to work on impactful AI projects\nInternational environment and talented teams\nWhat's it like to work at Nebius:\nFast moving - Bold thinking - Constant growth - Meaningful impact - Trust and real ownership - Opportunity to shape the future of AI \nEqual Opportunity Statement:\nNebius is an equal opportunity employer. We are committed to fostering an inclusive and diverse workplace and to providing equal employment opportunities in all aspects of employment. We do not discriminate on the basis of race, color, religion, sex (including pregnancy), national origin, ancestry, age, disability, genetic information, marital status, veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by applicable law.\nApplicants must be authorized to work in the country in which they apply and will be required to provide proof of employment eligibility as a condition of hire. \nIf you need accommodations during the application process, please let us know.","description_format":"text","description_chars":4812,"description_truncated":false,"requirements":{"experience_years_min":6,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[{"name":"Germany","iso":"DE","kind":"region"},{"name":"France","iso":"FR","kind":"region"},{"name":"United Kingdom","iso":"GB","kind":"region"},{"name":"Austria","iso":"AT","kind":"region"},{"name":"Belgium","iso":"BE","kind":"region"},{"name":"Bulgaria","iso":"BG","kind":"region"},{"name":"Croatia","iso":"HR","kind":"region"},{"name":"Czech Republic","iso":"CZ","kind":"region"},{"name":"Denmark","iso":"DK","kind":"region"},{"name":"Finland","iso":"FI","kind":"region"},{"name":"Hungary","iso":"HU","kind":"region"},{"name":"Ireland","iso":"IE","kind":"region"},{"name":"Italy","iso":"IT","kind":"region"},{"name":"Netherlands","iso":"NL","kind":"region"},{"name":"Norway","iso":"NO","kind":"region"},{"name":"Poland","iso":"PL","kind":"region"},{"name":"Romania","iso":"RO","kind":"region"},{"name":"Spain","iso":"ES","kind":"region"},{"name":"Sweden","iso":"SE","kind":"region"},{"name":"Switzerland","iso":"CH","kind":"region"},{"name":"Estonia","iso":"EE","kind":"region"},{"name":"Greece","iso":"GR","kind":"region"},{"name":"Iceland","iso":"IS","kind":"region"},{"name":"Latvia","iso":"LV","kind":"region"},{"name":"Liechtenstein","iso":"LI","kind":"region"},{"name":"Lithuania","iso":"LT","kind":"region"},{"name":"Luxembourg","iso":"LU","kind":"region"},{"name":"Malta","iso":"MT","kind":"region"},{"name":"Portugal","iso":"PT","kind":"region"},{"name":"Slovakia","iso":"SK","kind":"region"},{"name":"Slovenia","iso":"SI","kind":"region"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Application Security","Artificial Intelligence","Commerce","Education"],"lifecycle":[{"event":"open","at":"2026-10-11T01:05:42Z"}],"visa":[],"liveness":{"score":5,"band":"cold","label":"Long shot","p_open":1,"p_active":0.181,"p_room":0.28,"age_days":601,"expected_fill_days":19,"reasons":["conf:0","stale_co","win:tail","crowd:brand"],"computed_at":"2026-10-12T06:55:09Z"},"pay":null,"html_url":"https://alion.io/job/nebius-seniorstaff-application-security-engineer","json_url":"https://alion.io/job/nebius-seniorstaff-application-security-engineer.json","meta":{"generated_at":"2026-10-12T10:49:48Z","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":16756,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-13T00:00:00Z"}},"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":6364},"rest":"https://alion.io/mcp/rest/get_company?id=6364"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fnebius-seniorstaff-application-security-engineer"},{"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%2Fnebius-seniorstaff-application-security-engineer"},{"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%2Fnebius-seniorstaff-application-security-engineer"},{"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/nebius-seniorstaff-application-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fnebius-seniorstaff-application-security-engineer"}]}