{"id":2669959,"url":"https://alion.io/job/ntt-data-data-migration-engineer","title":"Data Migration Engineer","company":{"id":50348,"name":"NTT DATA","domain":"nttdata.com","url":"https://alion.io/company/ntt-data","size_band":"5000+","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Phenom","truth_index":{"grade":"A","score":94,"open_postings":98,"ghost_share":0,"stale_share":0.439,"repost_share":0.02,"time_to_fill_p50_days":17,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Data Science","role_family":"Data Science","seniority":null,"employment_type":"full_time","work_mode":"on_site","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":66000,"max_usd":150000,"period":"year","method":"role_country_seniority_unknown","sample_n":202},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Amazon S3","optional":false},{"name":"Apache Iceberg","optional":false},{"name":"AWS","optional":false},{"name":"AWS Glue","optional":false},{"name":"ETL/ELT","optional":false},{"name":"GDPR","optional":false},{"name":"pySpark","optional":false},{"name":"Python","optional":false},{"name":"SQL","optional":false},{"name":"CI/CD","optional":true},{"name":"Spark","optional":true}],"status":"live","first_seen_at":"2026-09-20T00:00:00Z","employer_posted_date":"2026-09-20","last_verified_at":"2026-11-02T12:18:18Z","board_verified":true,"closed_at":null,"days_open":43,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":43},"description":"The team you'll be working with:\nWe are seeking a detail-oriented and capable Data Migration Engineer to join our Data & AI practice. The successful candidate will bring solid experience in data migration, ETL/ELT pipeline development, and cloud-based data platforms, with a focus on AWS Data Lakehouse environments.\nThis role is key to supporting the design, build, and validation of data migration pipelines, enabling the successful transition of data from legacy systems to modern cloud platforms. You will contribute to ensuring data quality, integrity, and performance, particularly through structured testing and validation activities.\nYou will work closely with architects, senior engineers, and analysts to deliver scalable and reliable migration solutions, using technologies such as AWS Glue, Apache Iceberg, Python/PySpark, SQL, and YAML configurations. You should be comfortable working in a collaborative, delivery-focused environment and have a strong interest in data migration, cloud technologies, and modern data engineering practices.\nWhat you'll be doing:\nClient Engagement & Delivery\nSupport delivery within data migration programmes, contributing to key workstreams\nCollaborate with architects, engineers, and stakeholders to implement migration solutions\nAssist in planning and executing data migration tasks and deliverables\nData Migration Engineering\nBuild and maintain data migration pipelines from legacy data warehouses to AWS-based platforms\nDevelop ETL/ELT pipelines using:AWS Glue\nPython / PySpark\nSQL\nYAML configurations\n\nSupport execution of bulk data migrations and incremental/delta loads\nAssist with pipeline repointing and migration to cloud environments\nData Pipeline Testing & Validation (Core Focus)\nTest ETL/ELT data pipelines on AWS services, including AWS Glue and Apache Iceberg\nSupport validation of data pipeline migrations to AWS Data Lakehouse architectures\nTest pipelines using:Python/PySpark transformations\nSQL-based validation logic\nYAML-driven configurations\n\nExecute and validate:Initial bulk data loads\nIncremental/delta data processing\n\nWrite and run SQL queries to validate:Data completeness\nData accuracy\nTransformation outputs\n\nSupport development of test scripts and validation checks\nAWS Data Platforms & Lakehouse\nWork with AWS services including:AWS Glue\nS3-based data lakes\n\nSupport implementation of Data Lakehouse architectures, including Apache Iceberg\nContribute to improving pipeline performance and reliability\nData Transformation & Support\nApply transformation logic based on defined data mapping rules\nSupport preparation of data for target-state models\nAssist in ensuring consistency between source and target datasets\nCollaboration & Best Practices\nWork collaboratively with:Solution Architects\nData Engineers\nData Migration Architects\nAnalysts and QA teams\n\nFollow established engineering standards and best practices\nContribute to documentation and reusable components\nQuality, Governance & Security\nSupport maintenance of data quality and integrity during migration\nFollow secure data handling practices\nAssist with compliance requirements, including:GDPR\nPublic sector data standards (where applicable)\n\nContribute to testing, validation, and audit activities\nWhat experience you'll bring:\nExperience in data engineering or data migration delivery\nStrong focus on testing, validation, and data quality assurance\nAbility to work across data pipelines and transformation workflows\nGood analytical and problem-solving skills\nEffective communication and teamwork skills\nWillingness to learn and develop in data migration and cloud technologies\nTechnical Expertise\nHands-on experience with:AWS cloud services, especially AWS Glue\nPython / PySpark\nSQL querying and validation\nYAML configuration (desirable)\n\nExperience testing or supporting:ETL/ELT pipelines\nData migration processes\n\nFamiliarity with:Data lake / Lakehouse concepts (e.g., Apache Iceberg)\nDistributed processing frameworks (e.g., Spark)\n\nBasic understanding of:ETL vs ELT approaches\nCloud-based data architectures\n\nExposure to version control and CI/CD tools desirable\nWho we are:\nWe’re a business with a global reach that empowers local teams, and we undertake hugely exciting work that is genuinely changing the world. Our advanced portfolio of consulting, applications, business process, cloud, and infrastructure services will allow you to achieve great things by working with brilliant colleagues, and clients, on exciting projects.\nOur inclusive work environment prioritises mutual respect, accountability, and continuous learning for all our people. This approach fosters collaboration, well-being, growth, and agility, leading to a more diverse, innovative, and competitive organisation. We are also proud to share that we have a range of Inclusion Networks such as: the Women’s Business Network, Cultural and Ethnicity Network, LGBTQ+ & Allies Network, Neurodiversity Network and the Parent Network.\nFor more information on Diversity, Equity and Inclusion please click here: Creating Inclusion Together at NTT DATA UK | NTT DATA\nwhat we'll offer you:\nWe offer a range of tailored benefits that support your physical, emotional, and financial wellbeing. Our Learning and Development team ensure that there are continuous growth and development opportunities for our people. We also offer the opportunity to have flexible work options.\nYou can find more information about NTT DATA UK & Ireland here: https://uk.nttdata.com/\nWe are an equal opportunities employer. We believe in the fair treatment of all our employees and commit to promoting equity and diversity in our employment practices.\nWe are also a proud Disability Confident Committed Employer - we are committed to creating a diverse and inclusive workforce. We actively collaborate with individuals who have disabilities and long-term health conditions which have an effect on their ability to do normal daily activities, ensuring that barriers are eliminated when it comes to employment opportunities. In line with our commitment, we guarantee an interview to applicants who declare to us, during the application process, that they have a disability and meet the minimum requirements for the role.\nIf you require any reasonable adjustments during the recruitment process, please let us know. Join us in building a truly diverse and empowered team.\nBack to search\nEmail to a friend\nApply now","description_format":"text","description_chars":6396,"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":["Continuous learning","Equity","Flexible schedule"],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Cybersecurity","Health Care","Information Technology","Data Centers & Colocation"],"lifecycle":[{"event":"open","at":"2026-10-16T04:04:47Z"},{"event":"close","at":"2026-10-16T04:06:48Z"},{"event":"reopen","at":"2026-10-16T04:13:07Z"},{"event":"close","at":"2026-10-16T04:18:06Z"},{"event":"reopen","at":"2026-10-16T04:22:20Z"},{"event":"close","at":"2026-10-16T04:27:16Z"},{"event":"reopen","at":"2026-10-16T09:31:40Z"},{"event":"close","at":"2026-10-16T14:04:16Z"},{"event":"reopen","at":"2026-10-16T18:19:10Z"},{"event":"close","at":"2026-10-17T16:06:38Z"},{"event":"reopen","at":"2026-10-18T05:18:56Z"},{"event":"close","at":"2026-10-18T15:32:36Z"},{"event":"reopen","at":"2026-10-18T18:42:42Z"},{"event":"close","at":"2026-10-19T20:45:39Z"},{"event":"reopen","at":"2026-10-20T08:42:02Z"},{"event":"close","at":"2026-10-30T07:47:52Z"},{"event":"reopen","at":"2026-10-30T16:49:10Z"}],"visa":[{"country":"GB","licensed_sponsor":true,"evidence":"Licensed UK visa sponsor (Skilled Worker, Senior or Specialist Worker)","filings_12m":null,"filings_prev_12m":null,"green_card_filings_12m":null,"median_offered_wage_usd":null,"route":"Skilled Worker; Global Business Mobility: Senior or Specialist Worker","cap_exempt":false,"checked_at":"2026-10-31T06:23:40+00:00","sources":["UK Home Office: register of licensed sponsors (workers)"],"filings_for_role_12m":0}],"liveness":{"score":11,"band":"cold","label":"Long shot","p_open":1,"p_active":0.393,"p_room":0.28,"age_days":43,"expected_fill_days":17,"reasons":["conf:2","velocity","win:tail","crowd:brand"],"computed_at":"2026-11-02T06:13:15Z"},"pay":null,"html_url":"https://alion.io/job/ntt-data-data-migration-engineer","json_url":"https://alion.io/job/ntt-data-data-migration-engineer.json","meta":{"generated_at":"2026-11-02T14:03:40Z","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":19230,"day_limit":null,"remaining_today":null,"minute_limit":300,"resets_at":"2026-11-03T00:00:00Z"}},"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":50348},"rest":"https://alion.io/mcp/rest/get_company?id=50348"},"human":"https://alion.io/catalog?offer=company.slices&for=job%2Fntt-data-data-migration-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%2Fntt-data-data-migration-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%2Fntt-data-data-migration-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/ntt-data-data-migration-engineer\", \"note\": \"what you need it for\"}"},"human":"https://alion.io/catalog?offer=company.verify&for=job%2Fntt-data-data-migration-engineer"}],"agent":{"mcp":"https://alion.io/mcp/jobs","mcp_open":"https://alion.io/mcp/open","next":[{"tool":"get_job","arguments":{"id":2669959}},{"tool":"search_jobs","arguments":{"company":"nttdata.com","detail":"compact"}},{"tool":"match_people","arguments":{"job_id":2669959},"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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