{"id":959393,"url":"https://alion.io/job/ing-group-blockchain-ops-engineer","title":"Blockchain Security Ops Engineer","company":{"id":3744,"name":"ING Group","domain":"ing.com","url":"https://alion.io/company/ing","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workday","truth_index":{"grade":"B","score":80,"open_postings":100,"ghost_share":0.01,"stale_share":0.74,"repost_share":0.03,"time_to_fill_p50_days":29,"computed_at":"2026-11-03T05:54:40Z"}},"role":"Web3","role_family":"Web3","seniority":"senior","employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Istanbul, Turkey"],"countries":["TR"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":94000,"max_usd":165000,"period":"year","method":"global_role_cell_scaled_by_country","sample_n":37},"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Agile","optional":false},{"name":"CI/CD","optional":false},{"name":"IAM","optional":false},{"name":"Kubernetes","optional":false},{"name":"Smart Contracts","optional":false},{"name":"Corda","optional":true},{"name":"Echidna","optional":true},{"name":"Ethereum","optional":true},{"name":"Foundry","optional":true},{"name":"Hyperledger Fabric","optional":true},{"name":"ISO 27001","optional":true},{"name":"Mythril","optional":true},{"name":"OWASP","optional":true},{"name":"Slither","optional":true},{"name":"SOC 2","optional":true},{"name":"Solidity","optional":true}],"status":"live","first_seen_at":"2026-09-16T08:22:03Z","employer_posted_date":"2026-09-21","last_verified_at":"2026-11-03T19:40:14Z","board_verified":true,"closed_at":null,"days_open":48,"trust":{"level":"ok","repost_count":1,"flags":[],"days_open":47},"description":"As a Blockchain Security Ops Engineer , you will help design, implement, and secure ING’s digital asset technology capabilities. You will work on security-critical components such as wallet infrastructure, key management, cryptographic controls, custody models, smart contract security, transaction authorization, secure signing, tokenization platforms, and blockchain integrations.\nThis is a hands-on engineering role for someone who understands both cyber security and digital asset technology. You will collaborate with digital asset engineers, blockchain engineers, architects, cyber security teams, risk, compliance, legal, product owners, and global technology squads.\nYour mission is to make sure ING’s digital asset platforms are secure by design, resilient by default, auditable, compliant, and ready for production in a regulated banking environment.\nWork Model\nAt ING Hubs Türkiye, flexibility is more than a benefit-it's part of how we work.\nOur hybrid way of working is designed to balance collaboration, innovation, and personal flexibility. Team members typically come together at our Vadistanbul office for two days per week during three weeks of the month, while one week each month is fully remote.\nWe also provide additional flexibility throughout August with remote working opportunities, allowing colleagues to remain productive while staying connected with their teams.\nAs part of a globally distributed organization, you'll collaborate with colleagues across multiple ING locations and contribute to solutions used across the bank.\nAbout the Team\nYou will join an international technology organization where ownership, knowledge sharing, collaboration, and engineering excellence are at the heart of everything we do.\nOur teams design and deliver critical technology platforms that support ING's digital transformation journey. We believe scalable architectures, strong engineering practices, automation, and continuous learning are essential for delivering reliable solutions at scale.\nAbout You\nMinimum Qualifications\n5+ years of experience in software engineering, solution design, or architecture roles\nStrong stakeholder management experience across business and technology domains\nStrong analytical and problem-solving capabilities\nExperience working in Agile organizations\nBachelor's degree in Computer Engineering, Software Engineering, or a related discipline\nFluent English communication skills (C1 level or above)\nTechnical Skills\nStrong background in cyber security, secure software engineering, platform security, or cryptographic systems.\nUnderstanding of blockchain and digital asset fundamentals, including: Wallets and addresses , Public/private key cryptography, Digital signatures, Transaction signing, Smart contracts, Tokens, Blockchain nodes, Custody models\nExperience with secure coding, threat modelling, vulnerability management, penetration testing, or security architecture.\nFamiliarity with APIs, microservices, event-driven architecture, cloud platforms, containers, Kubernetes, CI/CD, and infrastructure-as-code.\nUnderstanding of IAM, privileged access management, secrets management, encryption, logging, monitoring, and audit trails.\nPreferred Skills\nExperience in banking, financial services, payments, capital markets, securities, custody, or wholesale banking.\nExperience with digital assets, tokenization, stablecoins, CBDCs, tokenized deposits, or blockchain-based settlement.\nHands-on experience with HSMs, MPC platforms, wallet infrastructure, or custody technology providers.\nExperience with smart contract security tools such as Slither, Mythril, Foundry, Echidna, or similar tools.\nKnowledge of Ethereum, EVM chains, Hyperledger Besu, Hyperledger Fabric, Corda, Quorum, or permissioned blockchain networks.\nExperience with cryptographic protocols, secure enclaves, threshold signatures, distributed key generation, or zero-knowledge proofs.\nExperience with security certifications, standards, and frameworks such as ISO 27001, SOC 2, NIST, CIS, OWASP, or cloud security benchmarks.\nSecurity certifications such as CISSP, CCSP, OSCP, GIAC, CEH, cloud security certifications, or blockchain security certifications are a plus.\nEqual Opportunity\nDon't meet every single requirement? Don't let that hold you back. Studies show many talented professionals hesitate to apply unless they meet every qualification. If you're excited about this role and believe you can make an impact, we'd love to hear from you.\nWhat We Offer at ING Hubs Türkiye\nAt ING Hubs Türkiye, we believe that your work should be fulfilling in every way. We pay attention to even the smallest details to ensure that your experience is rewarding.\nBe Yourself, Be an ING'er\nWelcome Leave: Enjoy 14 days of welcome leave, even in your first year\nSelf-driven career opportunities\nChallenging projects and continuous learning opportunities\nFlexible hybrid working model\nRemote working opportunities throughout August\nTraining budget and Udemy partnership\nGlobal mobility and international career opportunities\nComprehensive health insurance for you and your family\nPrivate Pension Plan\nMeal Card\nTransportation Allowance\nMultiSport Membership\nEnglish Language Development Support\nInnovation culture powered by PACE methodology\nRegular communication activities and celebrations\nAbout ING\nWith 65,000 employees and operations in approximately 40 countries, there is no shortage of opportunities for people with initiative who want to help people take a step ahead in life and in business.\nDo you want to work at the cutting edge of what's possible and at the same time ensure you work with integrity and hold the customer's interests at heart? Do you want to be surrounded by progressive, inspiring, diverse and supportive colleagues?\nThen there is no better place to invest your talents than at ING. Join us. Apply today.\nSeniority Level\nMid-Senior level\n\nIndustry\nIT Services and IT Consulting\n\nEmployment Type\nFull-time\n\nJob Functions\nInformation Technology\n\nSkills\nISO 27001\nTechnical Solution Design\nConsumer Textiles\nWholesale Banking\nSecurities\nCCSP\nEnglish\nISO Standards","description_format":"text","description_chars":6102,"description_truncated":false,"requirements":{"experience_years_min":5,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":{"level":"bachelor","optional":false},"security_clearance":false,"languages":[{"language":"English","level":"Advanced (C1)","optional":false}]},"benefits":["Continuous learning","Health insurance","Hybrid work"],"hiring_locations":[{"name":"Turkey","iso":"TR","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Blockchain & Crypto","Cryptocurrencies","Information Security","Investment Banking & M&A Advisory"],"lifecycle":[{"event":"open","at":"2026-09-16T08:22:03Z"},{"event":"close","at":"2026-09-16T12:55:34Z"},{"event":"reopen","at":"2026-09-21T13:41:09Z"}],"visa":[],"liveness":{"score":20,"band":"cold","label":"Long shot","p_open":1,"p_active":0.56,"p_room":0.36,"age_days":47,"expected_fill_days":29,"reasons":["conf:2","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-11-03T05:54:40Z"},"pay":null,"html_url":"https://alion.io/job/ing-group-blockchain-ops-engineer","json_url":"https://alion.io/job/ing-group-blockchain-ops-engineer.json","meta":{"generated_at":"2026-11-03T22:58:19Z","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":1580,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-04T00:00:00Z"}},"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":3744},"rest":"https://alion.io/mcp/rest/get_company?id=3744"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fing-group-blockchain-ops-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%2Fing-group-blockchain-ops-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%2Fing-group-blockchain-ops-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/ing-group-blockchain-ops-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fing-group-blockchain-ops-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":959393}},{"tool":"search_jobs","arguments":{"company":"ing.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":959393},"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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