{"id":4293685,"url":"https://alion.io/job/edsson-senior-application-security-engineer-2","title":"Senior Application Security Engineer","company":{"id":4486061,"name":"Edsson","domain":"edsson.com","url":"https://alion.io/company/edsson","size_band":null,"is_staffing_agency":false,"employer_type":"staffing","is_intermediary":false,"listed_via":null,"ats_vendor":"Schema","truth_index":null},"role":"Security","role_family":"Security","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"posting_text","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Netherlands"],"countries":["NL"],"hiring_countries":["NL"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AI Agents","optional":false},{"name":"CI/CD","optional":false},{"name":"OWASP","optional":false},{"name":"OWASP ASVS","optional":false}],"status":"live","first_seen_at":"2026-11-14T00:20:41Z","employer_posted_date":"2026-11-14","last_verified_at":"2026-11-14T00:20:41Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"Build Your Career\nAt Edsson we are committed to building a strong, collaborative, friendly environment. Become part of our team!\n\nSenior Application Security Engineer\nType of employment:Full time jobPlace of employment:Kyiv, Ukraine\nResponsibilities\nAssess the existing AI-native platform, mapping architecture, APIs, sensitive data flows and trust boundaries; prioritize security findings and remediation.\nReview code for authentication, authorization, input handling, data isolation, secrets and privileged operations; reproduce vulnerabilities and verify fixes.\nSecure AI agent identities, tool permissions, data access, execution isolation and third-party integrations.\nTest prompt injection and tool misuse scenarios; implement approvals, execution limits, interruption and recovery controls for sensitive actions.\nEstablish secure review practices for AI-generated code, with accountable engineering owners and specialist review of security-sensitive changes.\nIntegrate code, dependency, secret and deployment security checks into CI/CD, and create meaningful security regression tests.\nReview AI coding agents' access to repositories, credentials and deployment systems; coordinate independent testing and ensure critical/high-risk findings are resolved and retested before release.\nRequirements\nStrong software engineering background and the ability to review, debug and modify production code.\nHands-on experience building or significantly contributing to an AI agent platform, including implementing and validating security and safety controls.\nProven application security and architecture review experience, including finding, fixing and retesting vulnerabilities.\nSolid knowledge of authentication, authorization, API security, data isolation, secrets management and secure cloud deployment.\nExperience with manual code review, security testing and automated analysis, and the ability to distinguish genuine security risks from tool noise.\nPractical experience using AI development tools while independently checking generated code, tests and configuration changes.\nClear English communication skills and the ability to collaborate with developers, architects and engineering leads.\nAs A Plus\nHands-on application penetration testing and familiarity with OWASP ASVS or comparable application security standards.\nExperience introducing secure development practices into teams using AI coding agents.\nSecurity assessment of agent runtimes, tool servers, retrieval systems and third-party integrations.\nWe Offer\nCompetitive salary\nFlexible schedule\nSocial package\nCourses, webinars, and seminars to increase professional skills\nPossibility to work remotely and onsite\nHorizontal hierarchy. No micromanagement pressure\nOpen company culture where your ideas and initiatives are valued\nRegular team building & corporate events\nInternational projects\nBenefits of working in Edsson\nGrowthAt Edsson we welcome growth on a professional and personal level. We apply incentive programs to motivate our team.\n\nEducationWe strongly believe in education and provide our employees with additional resources for professional improvement.\n\nInnovationWe thrive in an innovative environment and keep up to date with the latest software trends and development.\n\nComfortable office\nWe work from modern offices, filled with greenery and positive energy. Our team consists of friendly and supportive professionals. At Edsson there’s always place for growth and self-improvement. There’s time for work and time for pleasure. Our team enjoys team building and corporate events. Our parties are fun and amazing. Join us.\nRegular events\nThere’s time for work and time for pleasure. Our team enjoys team building and corporate events. Our parties are fun and amazing. Join us.\nFriendly team\nOur team consists of friendly and supportive professionals. At Edsson there’s always place for growth and self-improvement.\nSubmitting a resume\nResume processing \nand initial acquaintance\nTechnical interview\nJob offer\nDidn't get feedback? Write to \nThe trial period for all employees is the same and lasts three months.\nWe apply a standard 8-hour workday and schedule is flexible and can be adjusted.\nAll the Ukrainian holidays are taken into account, and employees take days off according to the holidays.\nIf an employee works overtime, this is reflected in the payroll.\nWe have a social package for employees and sick leaves are covered.\nRegular vacation entitlement will be 24 (twenty-four) calendar days per annum.\nThis is discussed individually with each employee. The decision is taken considering employee's best interests.\nDefinitely. Each employee can grow professionally in the company and has a personal mentor.\nOnce a year planned evaluations take place. Employees’ salary increases based on their qualifications and performance evaluation.\nEdsson provides additional resources for professional development according to employee’s needs and requirements.\nEdsson is interested in employee's professional growth. Our top professionals participate in local and international events and conferences.","description_format":"text","description_chars":5099,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[{"language":"English","level":"Upper-Intermediate (B2)","optional":false}]},"benefits":["Flexible schedule","Professional development"],"hiring_locations":[{"name":"Netherlands","iso":"NL","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Application Security","IT Consulting & Digital Transformation","Custom Software Development"],"lifecycle":[{"event":"open","at":"2026-11-14T00:20:41Z"}],"visa":[],"liveness":{"score":86,"band":"hot","label":"Hiring now","p_open":1,"p_active":0.86,"p_room":1,"age_days":0,"expected_fill_days":30,"reasons":["conf:1","win:early"],"computed_at":"2026-11-14T02:06:52Z"},"pay":null,"html_url":"https://alion.io/job/edsson-senior-application-security-engineer-2","json_url":"https://alion.io/job/edsson-senior-application-security-engineer-2.json","meta":{"generated_at":"2026-11-14T02:06:52Z","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":2495,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-15T00:00:00Z"}},"offers":[{"id":"company.slices","title":"One company in depth, by slice","status":"live","price":{"credits":0.1,"usd":0.01,"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":4486061},"rest":"https://alion.io/mcp/rest/get_company?id=4486061"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fedsson-senior-application-security-engineer-2"},{"id":"market.stats","title":"A market slice: pay, demand and time to fill","status":"free","price":{"credits":0,"usd":0},"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%2Fedsson-senior-application-security-engineer-2"},{"id":"job.search","title":"Open jobs by role, technology, place, pay and visa","status":"live","price":{"credits":0.1,"usd":0.01},"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%2Fedsson-senior-application-security-engineer-2"},{"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/edsson-senior-application-security-engineer-2\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fedsson-senior-application-security-engineer-2"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":4293685}},{"tool":"search_jobs","arguments":{"company":"edsson.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":4293685},"note":"people open to offers who fit this vacancy"}],"note":"The same data through MCP tools: https://alion.io/mcp/open needs no sign-in (compact searches, postings, people); https://alion.io/mcp with an Alion account has everything. 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