{"id":2378380,"url":"https://alion.io/job/caci-principal-application-architect","title":"Principal Application Architect","company":{"id":1760862,"name":"CACI","domain":"caci.co.uk","url":"https://alion.io/company/caci-co-uk","size_band":"1001-5000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Dayforce","truth_index":{"grade":"B","score":75,"open_postings":9,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-13T05:45:00Z"}},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"hybrid","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"explicit","locations":["Bristol, United Kingdom"],"countries":["GB"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":90000,"max_usd":182000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":43},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"AWS","optional":false},{"name":"Java","optional":true}],"status":"live","first_seen_at":"2026-07-17T00:00:00Z","employer_posted_date":"2026-10-12","last_verified_at":"2026-10-13T20:37:55Z","board_verified":true,"closed_at":null,"days_open":88,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":88},"description":"Job Title: Principal Application Architect\nJob Type: Permanent\nClearance Requirements: SC & NPPV3\nWe are the Information Intelligence Group (IIG) of CACI UK, a specialist technical consultancy providing bespoke solutions to solve complex operational problems. We are seeking an experienced Architect to provide client-side architectural assurance, governance and technical oversight across highly interesting and complex technology programmes.\n\nThe Architect acts as the client-side architectural authority, providing independent review, challenge and assurance of supplier-produced application designs and technical solutions. Working closely with Product, Architecture, Supplier and Delivery stakeholders, the role ensures solutions are aligned to business objectives, architectural principles and operational requirements, whilst providing expert recommendations to support technical governance and design authority decisions. The architect will provide expert architectural advice and recommendations to support informed decision-making and drive high-quality outcomes.\n\nDue to the industries this role will be associated with, we require the successful candidate to be eligible for security clearance & NPPV3. To qualify for this, you must be a British Citizen only and have lived permanently in the UK for the last 5 years.\n\nResponsibilities:\nAssurance & Governance\nAct as the client-side lead for application architecture assurance activities. \nReview, assess and challenge supplier-produced architecture artefacts, designs and technical proposals. \nProvide independent architectural recommendations to support governance and design authority decisions. \nEnsure solutions align with business objectives, product strategy, architectural standards and security posture. \nIdentify architectural risks, assumptions, dependencies and constraints, recommending appropriate mitigations. \nSupport Technical Design Authority (TDA), Architecture Review Board and governance activities. \nAssess the impact of proposed changes across applications, integrations, security and operational processes. \nEnsure architectural decisions are documented, traceable and aligned to agreed outcomes.\n\nApplication Architecture\nReview application architectures for scalability, maintainability, resilience and supportability. Assess application decomposition, service boundaries, APIs, integrations and data flows. \nReview non-functional requirements including performance, availability, security, auditability and operational stability. \nEvaluate design approaches and design options, recommending improvements where required. \nEnsure solutions align with wider enterprise architecture principles and future roadmap objectives. \nSupport the definition and maintenance of architecture standards and patterns. \n\nSupplier & Stakeholder Management\nAct as a trusted advisor to key stakeholders. \nBuild constructive relationships with suppliers whilst maintaining independent challenge and assurance. \nHold delivery partners accountable for architectural quality and compliance. \nFacilitate technical discussions and sessions with suppliers, engineers and business stakeholders. \nSupport resolution of technical issues, architectural concerns and design disputes. \nPresent findings, recommendations and technical assessments to senior stakeholders and governance forums. \n\nSecurity & Risk Management\nEnsure secure-by-design principles are considered throughout solution development. \nReview security risks and architectural implications of proposed designs. \nSupport assurance activities relating to compliance, regulatory obligations and organisational standards. \nContribute to risk assessments and impact analyses. \n\nEssential Skills & Experience:\nSignificant experience operating as an Application Architect, Solution Architect, Technical Architect or similar architecture leadership role. \nStrong understanding of application architecture principles within complex enterprise environments. \nDemonstrable experience providing architecture assurance, technical governance and design review services. \nExperience operating as a client-side architect within supplier-led delivery models. \nProven ability to review, challenge and assure third-party architecture deliverables. \nStrong understanding of application integration patterns, APIs, service-oriented architectures and data flows. \nExperience participating in Architecture Review Boards, Technical Design Authorities or equivalent governance forums. \nAbility to assess technical risks, impacts and architectural trade-offs. \nStrong stakeholder management and influencing skills. \nExcellent written and verbal communication skills. \nExperience producing architecture assessments, recommendations and assurance reports. \nGood understanding of AWS-hosted application architectures and cloud-native design principles. \nStrong understanding of security, resilience, supportability and operational considerations within application design. \n\nDesirable:\nExperience within central government, national security or wider public sector environments. \nExperience working within highly regulated or mission-critical sectors. \nExperience supporting large-scale national data services and complex operational systems. \nExperience with biometric, identity management or forensic technology platforms. \nUnderstanding of biometric datasets, finger/face/DNA matching processes or forensic science. \nExperience reviewing architectures incorporating large databases. \nExperience of Java-based application estates. \nKnowledge of enterprise architecture frameworks and architectural modelling approaches. \nAWS certifications or relevant cloud architecture qualifications.\n\nProgramme Specific Experience (Highly Desirable)\nBiometrics platforms (DNA, fingerprints, facial recognition). \nForensic science systems and services. \nNational policing technology platforms. \nPublic safety or law enforcement environments. \nComplex data matching and search solutions. \nMulti-party systems involving government, operational users and external service providers. \n\nWhy Apply?\nHybrid working: Work from one of our offices or from home / travel to customer sites\nL&D: Excellent support with L&D including conferences, training courses and other materials.\nSocial: Fantastic culture with regular social events, including Chrismas Party, Summer Party & Weekend away\nFuture You: Matched pension and health care package.\n25 days holiday + UK Bank Holidays\n\nEqual Opportunities:\nCACI is proud to be an equal opportunities employer. Embracing the diversity of our people, we are on a journey to build a truly inclusive work environment where no one is treated less favourably due to ethnic origin, age, gender, veteran status, religion or belief, sexual orientation, marital status, and disability or health condition, actively working to prevent discrimination.\nAs a Disability Confident employer, we will:\nProvide reasonable adjustments in the recruitment process where requested (contact a member of the recruitment team on 020 7602 6000 to discuss individual requirements further).\nOffer people with health conditions and disabilities, meeting the minimum criteria for a role, an interview\nOur people are unique and we encourage, and support them, to be confident in contributing to our inclusion journey.","description_format":"text","description_chars":7300,"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":["Hybrid work"],"hiring_locations":[{"name":"United Kingdom","iso":"GB","kind":"country"}],"hiring_excludes":[],"relocation_offered":false,"industries":["Design & Creative","Professional Services","Sales & Marketing"],"lifecycle":[{"event":"open","at":"2026-10-12T18:59:13Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Senior or Specialist Worker, Skilled Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Global Business Mobility: Senior or Specialist Worker; Skilled Worker","cap_exempt":false,"checked_at":"2026-10-13T06:20:30+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":15,"band":"cold","label":"Long shot","p_open":1,"p_active":0.539,"p_room":0.28,"age_days":88,"expected_fill_days":29,"reasons":["conf:0","win:tail","crowd:"],"computed_at":"2026-10-13T05:45:00Z"},"pay":null,"html_url":"https://alion.io/job/caci-principal-application-architect","json_url":"https://alion.io/job/caci-principal-application-architect.json","meta":{"generated_at":"2026-10-13T21:56:14Z","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":33492,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-10-14T00:00:00Z"}},"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":1760862},"rest":"https://alion.io/mcp/rest/get_company?id=1760862"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fcaci-principal-application-architect"},{"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%2Fcaci-principal-application-architect"},{"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%2Fcaci-principal-application-architect"},{"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/caci-principal-application-architect\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcaci-principal-application-architect"}]}