{"id":1038299,"url":"https://alion.io/job/capco-senior-security-engineer","title":"Senior Security Engineer","company":{"id":1444,"name":"Capco","domain":"capco.com","url":"https://alion.io/company/capco-poland","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":{"grade":"B","score":77,"open_postings":121,"ghost_share":0.017,"stale_share":0.884,"repost_share":0.017,"time_to_fill_p50_days":42,"computed_at":"2026-10-07T05:47:15Z"}},"role":"Security","role_family":"Security","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":["London, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":83000,"max_usd":155000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":30},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Azure","optional":false},{"name":"CI/CD","optional":false},{"name":"GCP","optional":false},{"name":"Human-in-the-Loop","optional":false},{"name":"IAM","optional":false},{"name":"ISO 27001","optional":false},{"name":"OWASP","optional":false},{"name":"PowerShell","optional":false},{"name":"Python","optional":false},{"name":"SIEM","optional":false},{"name":"Zero Trust","optional":false}],"status":"live","first_seen_at":"2026-09-18T16:00:52Z","employer_posted_date":"2026-09-18","last_verified_at":"2026-10-08T00:14:02Z","board_verified":true,"closed_at":null,"days_open":19,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":19},"description":"Senior Security Engineer\nLocation: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent\nLead advanced security engineering initiatives that safeguard the future of digital finance\nThe Role\nAs a Senior Security Engineer at Capco, you’ll lead the design and implementation of secure systems and processes across cloud and on-premise platforms. You’ll collaborate closely with engineering and client teams to embed security-by-design principles throughout the SDLC, integrate automated security tooling, and ensure resilience against evolving cyber threats. You’ll also use approved AI tools and AI-enabled workflows where appropriate to improve the speed, quality and effectiveness of security engineering, while maintaining human judgement, responsible AI guardrails and appropriate review and escalation.\nWhat You’ll Do\nDesign and implement enterprise-wide security controls and frameworks, using approved AI and automation where appropriate to improve security outcomes\n\nEmbed security controls into CI/CD pipelines (SAST, SCA, DAST, container scanning) and enable secure SDLC practices\n\nCollaborate across teams to champion secure development practices and responsible use of AI-enabled security workflows\n\nLead vulnerability assessments, code reviews and security audits across infrastructure and applications, maintaining appropriate human review, audit trails and escalation pathways\n\nDevelop and evolve security standards, engineering patterns and data protection strategies\n\nWhat We’re Looking For\nStrong hands-on experience with Palo Alto, Microsoft or similar security ecosystems\n\nDeep understanding of cloud security for AWS, Azure or GCP platforms\n\nProven expertise in secure coding, endpoint protection, SIEM and IAM\n\nFamiliarity with frameworks and standards such as ISO 27001, NIST and OWASP, alongside an understanding of responsible AI, security guardrails and human-in-the-loop controls\n\nProficiency in Python, Bash, PowerShell or Go for security automation and tool development, with experience implementing Zero Trust Architecture solutions\n\nBonus Points For\nCertifications such as CISSP, CSSLP or cloud-specific credentials\n\nExperience building or integrating AI-enabled security tooling, automation and responsible AI guardrails\n\nExperience mentoring engineering teams and driving security awareness\n\nAdvanced knowledge of DevSecOps tools and practices\n\nExposure to financial services security and regulatory requirements, with a passion for staying current with cyber trends and emerging threat landscapes\n\nWhy Join Capco\nDeliver high-impact technology solutions for Tier 1 financial institutions\n\nWork in a collaborative, flat, and entrepreneurial consulting culture\n\nAccess continuous learning, training, and industry certifications\n\nBe part of a team shaping the future of digital financial services\n\nHelp shape the future of digital transformation across FS & Energy.\n\nBenefits\nWe offer a competitive, people-first benefits package designed to support every aspect of your life:\nCore Benefits: Discretionary bonus, competitive pension, health insurance, life insurance and critical illness cover.\nMental Health: Easy access to CareFirst, Unmind, Aviva consultations, and in-house first aiders.\nFamily-Friendly: Maternity, adoption, shared parental leave, plus paid leave for sickness, pregnancy loss, fertility treatment, menopause, and bereavement.\nFamily Care: Eight complimentary backup care sessions for emergency childcare or elder care.\nHoliday Flexibility: Five weeks of annual leave with the option to buy or sell holiday days based on your needs.\nContinuous Learning: Your growth, your way-minimum 40 hours of training annually through workshops, certifications, and e-learning. You'll also be assigned a Business Coach from Day One to support your professional development.\nHealthcare Access: Convenient online GP services.\n Extra Perks: Wellhub (Gympass), travel insurance, Tastecard, season ticket loans, Cycle to Work, and dental insurance.\nInclusion at Capco\nWe're committed to making our recruitment process accessible and straightforward for everyone. If you need any adjustments at any stage, just let us know-we'll be happy to help. We value each person's unique perspective and contribution. At Capco, we believe that being yourself is your greatest strength. Our #BeYourselfAtWork culture encourages individuality and collaboration-a mindset that shapes how we work with clients and each other every day.","description_format":"text","description_chars":4473,"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":["Annual leave","Continuous learning","Dental insurance","Health insurance","Life insurance","Parental leave","Professional development"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["RegTech, AML & Compliance","IT Consulting & Digital Transformation","Management Consulting"],"lifecycle":[{"event":"open","at":"2026-09-18T17:24:07Z"}],"visa":[],"liveness":{"score":53,"band":"ok","label":"Likely open","p_open":1,"p_active":0.587,"p_room":0.9,"age_days":18,"expected_fill_days":42,"reasons":["conf:0","stale_co","velocity","win:mid","comp:brand"],"computed_at":"2026-10-07T05:47:15Z"},"pay":null,"html_url":"https://alion.io/job/capco-senior-security-engineer","json_url":"https://alion.io/job/capco-senior-security-engineer.json","meta":{"generated_at":"2026-10-08T00:39:39Z","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","counted_by":"address","units_charged":1,"used_today":1023,"day_limit":5000,"remaining_today":3977,"minute_limit":60,"resets_at":"2026-10-09T00:00:00Z"}},"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":1444},"rest":"https://alion.io/mcp/rest/get_company?id=1444"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcapco-senior-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%2Fcapco-senior-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%2Fcapco-senior-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/capco-senior-security-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcapco-senior-security-engineer"}]}