Lead Data Engineer

WNS Global Services

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London, gb on site Until 8/21/2026 H-1B sponsor history First posted February 20, 2026 Last posted February 20, 2026
Job description

WNS (Holdings) Limited (NYSE: WNS), is a leading Business Process Management (BPM) company. We combine our deep industry knowledge with technology and analytics expertise to co-create innovative, digital-led transformational solutions with clients across 10 industries. We enable businesses in Travel, Insurance, Banking and Financial Services, Manufacturing, Retail and Consumer Packaged Goods, Shipping and Logistics, Healthcare, and Utilities to re-imagine their digital future and transform their outcomes with operational excellence. We deliver an entire spectrum of BPM services in finance and accounting, procurement, customer interaction services and human resources leveraging collaborative models that are tailored to address the unique business challenges of each client. We co-create and execute the future vision of 400+ clients with the help of our 66,000+ employees.

Please Note that this is a 4 Day Work from Office Role in Central London & 1 Day work from Home

Key Responsibilities

  • Feature development, issue resolution, and daily monitoring on cloud delta lakehouse data platform.
  • Operate as part of an agile technical team participating in all agile team ceremonies such as daily stand up meetings and backlog refinement sessions.
  • Lead Architectural decisions, mentor junior engineers and contribute to establishing engineering standards, documentation, and reusable frameworks.

Experience

  • Overall 10+yrs experience in data engineering.
  • At least five years of experience working in a data warehouse solution landscape.
  • Proven ability to lead complex data initiatives and drive architectural decisions.
  • Experienced with agile delivery methodologies, ideally SCRUM/Kanban.
  • Be able to assume ownership of data issues, perform investigation and root cause analysis, and implement remediation through code and data changes.
  • Understanding of data warehouse testing strategies and quality assurance processes.
  • Good understanding of git branching strategies and code management.
  • Good understanding of technical release management processes in Azure DevOps.
  • Confident and concise communication skills, with the ability to drive alignment, collaboration, and efficiency within teams.
  • A bachelor's or master's degree in computer science, data management, information systems industry approved; relevant data solutions development qualifications (e.g. Microsoft certification; Databricks Certification; data apprenticeship qualifications)

 

Tech Stack

  • SQL Server, SSIS, T-SQL
  • ADF, ADLS, Azure SQL Database, PySpark, Spark SQL, Databricks, Delta lake
About this role

Summary

Lead data initiatives, architect solutions, mentor engineers, and manage cloud data platforms.

Job title

Lead Data Engineer

Experience level

10+ years

Industry

business process management

Location requirements

London, gb, 4 days in office, 1 day remote

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

Yes

Skills & keywords

Required skills

SQL ServerSSIST-SQLAzure DevOpsPySparkSpark SQLDatabricksDelta lake

Preferred skills

Microsoft certificationDatabricks Certificationdata management

Specializations

clouddelta lakehousedata warehouseazurespark
Locations

Structured locations inferred from the posting.

London, UK

Hybrid City