{"id":3522,"url":"https://alion.io/job/capco-poland-principal-data-engineer-aws","title":"Principal Data Engineer - AWS","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":127,"ghost_share":0.024,"stale_share":0.85,"repost_share":0.031,"time_to_fill_p50_days":42,"computed_at":"2026-11-08T05:47:12Z"}},"role":"Data Science","role_family":"Data Science","seniority":"lead","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":103000,"max_usd":182000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":37},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon Kinesis","optional":false},{"name":"Apache Kafka","optional":false},{"name":"AWS","optional":false},{"name":"CI/CD","optional":false},{"name":"GDPR","optional":false},{"name":"Hadoop","optional":false},{"name":"Java","optional":false},{"name":"Python","optional":false},{"name":"Scala","optional":false},{"name":"Spark","optional":false},{"name":"Databricks","optional":true}],"status":"live","first_seen_at":"2026-02-04T15:16:57Z","employer_posted_date":"2026-10-05","last_verified_at":"2026-11-08T08:38:50Z","board_verified":true,"closed_at":null,"days_open":276,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":276},"description":"Principal Data Engineer - AWS\nLocation: London (Hybrid) | Practice Area: Technology & Engineering | Type: Permanent\nEngineer future-ready data platforms that power financial transformation.\nThe Role\nWe’re looking for a Principal Data Engineer with AWS to join our growing team of engineering experts driving next-generation transformation for Tier 1 financial services clients. You’ll play a pivotal role in designing, building, and deploying cloud-based data pipelines that enable trusted, scalable data platforms. Working across greenfield initiatives and enterprise-scale programmes, your work will directly influence how data is ingested, transformed, and consumed across the financial services industry. You'll also embrace AI-enabled ways of working, using approved AI and automation tools where appropriate to enhance productivity, improve delivery quality, and accelerate engineering outcomes while applying sound engineering judgement and responsible AI practices.\nWhat You’ll Do\nDesign and build end-to-end data pipelines using AWS-native services and modern cloud data architectures, ensuring scalable, secure, and resilient solutions.\nPartner with clients and cross-functional teams to understand business requirements, define technical solutions, and deliver production-grade data platforms.\nApply AWS Well-Architected Principles, engineering best practices, CI/CD, and AI-enabled development approaches to improve quality, efficiency, and operational excellence.\nLead the development of robust, tested, fault-tolerant data engineering solutions while promoting responsible engineering standards and governance.\nMentor engineers, share technical expertise, and encourage the effective and responsible use of approved AI tools and automation to enhance collaboration and delivery.\nWhat We’re Looking For\nStrong proficiency in Python, Scala, or Java, with hands-on experience of Big Data technologies including Spark, Hadoop, or similar distributed processing frameworks.\nExperience building real-time event streaming solutions using technologies such as Kafka, Spark Streaming, or Amazon Kinesis within AWS environments.\nProven expertise designing modern data architectures including Data Lakehouse and Data Warehousing solutions, alongside CI/CD, DevOps practices, and data governance including GDPR.\nA collaborative engineering mindset with experience delivering scalable cloud solutions and using AI-enabled tools responsibly to improve engineering productivity while maintaining appropriate human oversight and quality assurance.\nExcellent stakeholder communication skills with the ability to translate business requirements into practical, high-quality technical solutions.\nBonus Points For\nExpertise in data modelling, schema design, and working with structured and semi-structured datasets.\nExperience with distributed technologies including Hadoop, Spark, HDFS, Hive, Databricks, or AWS Lake Formation.\nKnowledge of automating ingestion and transformation frameworks within cloud-native data platforms.\nExperience delivering solutions within highly regulated industries such as financial services.\nPassion for mentoring others, driving engineering best practices, and exploring responsible AI and automation to continually improve delivery.\nWhy Join Capco\nDeliver high-impact technology solutions for Tier 1 financial institutions.\nWork in a collaborative, flat, and entrepreneurial consulting culture.\nAccess continuous learning, training, and industry certifications.\nBe part of a team shaping the future of digital financial services.\nHelp shape the future of digital transformation across Financial Services & Energy.\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: Minimum 40 hours of training annually through workshops, certifications and e-learning, plus a dedicated Business Coach from day one to support your career 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":5159,"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"],"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":"2026-02-04T15:16:57Z"}],"visa":[{"country":"GB","licensed_sponsor":false,"adverts_offering_sponsorship_24m":2,"sanctioned_now":false,"evidence":"Offered visa sponsorship in 2 of its adverts here in 24 months","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":null,"cap_exempt":false,"checked_at":"2026-11-07T07:57:00+00:00","sources":["Alion: sponsorship offered in the employer's own job adverts (24 months)"],"filings_for_role_12m":0}],"liveness":{"score":8,"band":"cold","label":"Long shot","p_open":1,"p_active":0.272,"p_room":0.28,"age_days":276,"expected_fill_days":42,"reasons":["conf:1","stale_co","velocity","win:tail","crowd:brand"],"computed_at":"2026-11-08T05:47:12Z"},"pay":null,"html_url":"https://alion.io/job/capco-poland-principal-data-engineer-aws","json_url":"https://alion.io/job/capco-poland-principal-data-engineer-aws.json","meta":{"generated_at":"2026-11-08T08:57:31Z","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":19459,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-09T00:00:00Z"}},"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-poland-principal-data-engineer-aws"},{"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-poland-principal-data-engineer-aws"},{"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-poland-principal-data-engineer-aws"},{"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-poland-principal-data-engineer-aws\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fcapco-poland-principal-data-engineer-aws"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":3522}},{"tool":"search_jobs","arguments":{"company":"capco.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":3522},"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. Docs: https://alion.io/developers"}}