{"id":2282922,"url":"https://alion.io/job/coretech-security-experienced-vulnerability-researcher","title":"Experienced Vulnerability Researcher","company":{"id":3854592,"name":"Coretech Security","domain":"coretech-security.com","url":"https://alion.io/company/coretech-security","size_band":"1-10","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":null},"role":"AI/ML","role_family":"AI/ML","seniority":null,"employment_type":"full_time","work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Salisbury, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":78000,"max_usd":206000,"period":"year","method":"role_country_seniority_unknown","sample_n":131},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"C++","optional":false},{"name":"Ghidra","optional":false},{"name":"IDA Pro","optional":false},{"name":"Linux","optional":false},{"name":"Python","optional":false}],"status":"live","first_seen_at":"2026-09-11T09:39:22Z","employer_posted_date":"2026-09-11","last_verified_at":"2026-10-11T17:51:14Z","board_verified":true,"closed_at":null,"days_open":30,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":30},"description":"Working for CoreTech as a vulnerability researcher will see you join a world-class team of developers and vulnerability researchers whose mission is to deliver bespoke products and research into the most interesting cyber security clients in the UK.\nCoreTech is looking for candidates with a bug hunting, ethical hacking or reverse engineering background to join our vulnerability research team. We deliver bespoke and innovative solutions which enable the operational needs of our clients. Our team is highly experienced, deeply technical and has a rich history of blending rapid prototyping, security research and software engineering skills.\nOur Research team use Ghidra as our tool of choice for reverse engineering and produce proof of concepts in the most suitable language for the project which could be C, C++, Python or assembly code. The role requires an inquisitive mindset and enthusiasm for solving difficult research tasks.\nTypical tasks might include\nDeveloping a deep understanding of how Android mobile devices work, from applications to kernel.\nReverse engineering proprietary binaries using your knowledge of ARM, ARM64, and MIPS. \nAuditing C and C++ source code, spotting security flaws that others haven’t.\nGrowing the team’s capabilities by developing novel tools and techniques to enable cutting-edge vulnerability research.\nWorking in tandem with other hugely talented vulnerability researchers and software engineers.\nDesigning and producing niche solutions with immediate real-world impact. \nAn ideal candidate will\nHave a passion for cyber security. \nThrive on solving difficult and complex problems. \nHave a genuine interest in bug hunting and be familiar with recent vulnerabilities. \nEnjoy sharing their knowledge and working with team members. \nYour Experience\nReverse engineering in IDA Pro or Ghidra.\nFamiliarity with one or more of ARM, AARCH64, x86, x64 and MIPS.\nKnowledge of bug hunting / vulnerability research.\nEthical hacking, including familiarity with web/network technologies.\nKnowledge of exploitation techniques and mitigations.\nExperience and knowledge of Linux and its internals.\nExperience and knowledge of Android or iOS and its internals.\nA good understanding of the C or C++ language.\nThis vacancy is for experienced researchers and will require skills and experience in several of the areas listed as well as the ability to lead technical projects. If you do not meet these requirements please check our other vacancies which have different skills requirements.\nWork Benefits\nPromotions are based on technical excellence and reviewed regularly.\n25 days holiday per year (with bank holidays on top), option to buy up to 5 days per year.\nLevel up with an extra day of holiday per year, up to an extra 5 days, starting from 2 years' service.\nWe offer financial support to cover HMRC allowable costs of relocating if you’re moving to the area. \nTraining and development opportunities to support your career aspirations\nO'Reilly books subscription which provides access to huge range of technical books\nRegular events including internal technical conferences, company socials and pizza-fuelled lunchtime seminars.\nFree seasonal fruit, tea, coffee, milk, squash and hot chocolate.\nHealth Benefits - Private medical including access to:\nPrivate online GP, and a helpline to speak with various healthcare professionals.\nPhysiotherapists, osteopaths or chiropractors for muscle, bone, and joint pain.\nMental health - counselling, and specialist consultations and treatment with psychologists and cognitive behavioural therapists.\nAnnual Health assessment.\nFinancial Benefits\nA company bonus scheme so that everybody is rewarded for company success. This is an annual award that is based on the company hitting its targeted forecast. We have achieved this every year to date.\n8% company contribution to pension with no minimum requirement for employee contribution.\nDeath in Service cover of 4x base salary.\nLifestyle Benefits\nEnhanced maternity/paternity/adoption leave: 12 weeks maternity leave at full pay as soon as you join, further enhanced to 20 weeks full pay from 2 years’ service. 2 weeks paternity leave at full pay as soon as you join, further enhanced to 4 weeks full pay from 2 years’ service.\nEnhanced cycle-to-work scheme including the ability to purchase a bike over £1,000 (e-bikes, specialist cycles and trikes allowed).","description_format":"text","description_chars":4381,"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":[]},"benefits":[],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Information Security"],"lifecycle":[{"event":"open","at":"2026-10-11T12:24:39Z"}],"visa":[],"liveness":{"score":34,"band":"fade","label":"Fading","p_open":1,"p_active":0.613,"p_room":0.55,"age_days":30,"expected_fill_days":25,"reasons":["conf:2","win:tail"],"computed_at":"2026-10-11T20:07:10Z"},"pay":null,"html_url":"https://alion.io/job/coretech-security-experienced-vulnerability-researcher","json_url":"https://alion.io/job/coretech-security-experienced-vulnerability-researcher.json","meta":{"generated_at":"2026-10-11T20:07:10Z","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":7631,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-12T00:00:00Z"}},"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":3854592},"rest":"https://alion.io/mcp/rest/get_company?id=3854592"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcoretech-security-experienced-vulnerability-researcher"},{"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%2Fcoretech-security-experienced-vulnerability-researcher"},{"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%2Fcoretech-security-experienced-vulnerability-researcher"},{"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/coretech-security-experienced-vulnerability-researcher\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcoretech-security-experienced-vulnerability-researcher"}]}